SV / Spring Valley Acquisition Corp - Class A - Depositi SEC, Relazione annuale, dichiarazione di delega

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 27, 2025 NuScale Power Cor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 27, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

Exhibit 10.1 PURSUANT TO ITEM 601(b)(10)(iv) OF REGULATION S-K, THIS EXHIBIT OMITS CERTAIN INFORMATION, IDENTIFIED BY [***], THAT IS NOT MATERIAL AND THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. PARTNERSHIP MILESTONES AGREEMENT This PARTNER

a101-partnershipmileston Exhibit 10.1 PURSUANT TO ITEM 601(b)(10)(iv) OF REGULATION S-K, THIS EXHIBIT OMITS CERTAIN INFORMATION, IDENTIFIED BY [***], THAT IS NOT MATERIAL AND THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. PARTNERSHIP MILESTONES AGREEMENT This PARTNERSHIP MILESTONES AGREEMENT (this “Agreement”) is dated and made effective as of August 27, 2025 (the “Effective Date”), betwee

Exhibit 10.2 PURSUANT TO ITEM 601(b)(10)(iv) OF REGULATION S-K, THIS EXHIBIT OMITS CERTAIN INFORMATION, IDENTIFIED BY [***], THAT IS NOT MATERIAL AND THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. GUARANTY AGREEMENT Dated as of August 27, 202

a102-finalguarantyagreem Exhibit 10.2 PURSUANT TO ITEM 601(b)(10)(iv) OF REGULATION S-K, THIS EXHIBIT OMITS CERTAIN INFORMATION, IDENTIFIED BY [***], THAT IS NOT MATERIAL AND THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. GUARANTY AGREEMENT Dated as of August 27, 2025 ENTRA1 Energy LLC (“ENTRA1”) Email: [***] All: 1. Reference is made to that certain Partnership Milestones Agreement, dated

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 11, 2025 NuScale Power Cor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 11, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

Security Type

Calculation of Filing Fee Tables S-3 NUSCALE POWER Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Class A Common Stock, par value $0.

Security Type

Calculation of Filing Fee Tables S-3 NUSCALE POWER Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Class A Common Stock, par value $0.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 11, 2025 NuScale Power Cor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 11, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

NuScale Power Corporation Up to $500,000,000 of Class A Common Stock

TABLE OF CONTENTS  Filed pursuant to Rule 424(b)(5)  Registration No. 333-289467 PROSPECTUS SUPPLEMENT (To prospectus dated August 11, 2025) NuScale Power Corporation Up to $500,000,000 of Class A Common Stock We have entered into a sales agreement (the “Sales Agreement”) with UBS Securities LLC (“UBS”), TD Securities (USA) LLC (“TD Cowen”), B. Riley Securities, Inc. (“B. Riley”), Canaccord Genuit

NUSCALE POWER CORPORATION SHARES OF CLASS A COMMON STOCK SALES AGREEMENT

Exhibit 1.1 NUSCALE POWER CORPORATION $500,000,000 SHARES OF CLASS A COMMON STOCK SALES AGREEMENT August 11, 2025 UBS Securities LLC 1285 Avenue of the Americas New York, NY 10019 TD Securities (USA) LLC 1 Vanderbilt Avenue New York, NY 10017 B. Riley Securities, Inc. 299 Park Avenue, 21st Floor New York, NY 10171 Canaccord Genuity LLC One Post Office Square, 30th Floor Boston, MA 02109 Tuohy Brot

As filed with the Securities and Exchange Commission on August 11, 2025

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on August 11, 2025 No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NUSCALE POW

Certificate of Incorporation of NuScale Power Corporation

redline-20220429xorigcer 1 CERTIFICATE OF INCORPORATION of NUSCALE POWER CORPORATION (a Delaware corporation) ARTICLE I NAME The name of the Corporation is NuScale Power Corporation (the "Corporation").

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 7, 2025 NuScale Power Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 7, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

NuScale Power Reports Second Quarter 2025 Results • Received ahead of schedule U.S. Nuclear Regulatory Commission (“NRC”) Standard Design Approval for uprated 77 MWe design • Continued to progress Fluor’s Phase 2 Front-End Engineering and Design (“FE

a2025-08x07xpr8xknuscale NuScale Power Reports Second Quarter 2025 Results • Received ahead of schedule U.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 31, 2025 NuScale Power Corpo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 31, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

Exchange and Lock-Up Agreement, dated as of July 31, 2025, between NuScale and Fluor

Exhibit 10.1 Execution Version EXCHANGE AND LOCK-UP AGREEMENT This Exchange and Lock-Up Agreement (this “Agreement”) is made and entered into on July 31, 2025, by and among NuScale Power Corporation, a Delaware corporation (“NuScale Corp”), NuScale Power, LLC, an Oregon limited liability company (“NuScale LLC”, and collectively with NuScale Corp, “NuScale”), and Fluor Enterprises, Inc., a Californ

NuScale Power to Hold Second Quarter 2025 Earnings Conference Call CORVALLIS, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced

NuScale Power to Hold Second Quarter 2025 Earnings Conference Call CORVALLIS, Ore.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 8, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 30, 2025 NuScale Power Corpo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 30, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

Shahram Ghasemian Joins NuScale Power as Chief Legal Officer, Corporate Secretary Ghasemian Brings Extensive Experience from the Energy Industry and Government, including with the U.S. Nuclear Regulatory Commission CORVALLIS, Ore. – NuScale Power Cor

prshahramghasemianjoinsn Shahram Ghasemian Joins NuScale Power as Chief Legal Officer, Corporate Secretary Ghasemian Brings Extensive Experience from the Energy Industry and Government, including with the U.

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 23, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorpo

NuScale Power’s Small Modular Reactor (SMR) Achieves Standard Design Approval from U.S. Nuclear Regulatory Commission for 77 MWe Uprated SMR design will support a wider range of off-takers and consumers seeking clean energy through small modular reac

NuScale Power’s Small Modular Reactor (SMR) Achieves Standard Design Approval from U.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 29, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 28, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

Strategic Alliance Agreement, dated May 7, 2025, between NuScale Power, LLC and ENTRA1 Energy LLC

Page 1 of 8 Exhibit 10.1 Certain identified information marked with [***] has been excluded from this exhibit because it is both not material and is the type that the registrant treats as private or confidential. STRATEGIC ALLIANCE AGREEMENT This STRATEGIC ALLIANCE AGREEMENT (this “Agreement”), as amended and restated, is dated and effective as of May 7, 2025 (the “Effective Date”), between NuScal

NuScale Power Reports First Quarter 2025 Results • Continued advancement of Fluor’s Phase 2 Front-End Engineering and Design (“FEED”) study for the RoPower Doicești power plant • Standard Design Approval application for uprated 77 MWe design remains

NuScale Power Reports First Quarter 2025 Results • Continued advancement of Fluor’s Phase 2 Front-End Engineering and Design (“FEED”) study for the RoPower Doicești power plant • Standard Design Approval application for uprated 77 MWe design remains on schedule for anticipated approval by July 2025 by U.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NUSCALE PO

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. ) ☒ Filed by the Registrant ☐ Filed by a party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. ) ☒ Filed by the Registrant ☐ Filed by a party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

NuScale Power to Hold First Quarter 2025 Earnings Conference Call CORVALLIS, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced

NuScale Power to Hold First Quarter 2025 Earnings Conference Call CORVALLIS, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced it will host a conference call to review first quarter 2025 results on Monday, May 12, 2025, at 5:00 p.m. ET. The conference call may be accessed by d

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 10, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. ) ☒ Filed by the Registrant ☐ Filed by a party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. ) ☒ Filed by the Registrant ☐ Filed by a party other than the Registrant Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)

Insider Trading Policy

CP-102374 Revision 5 Page 1 of 12 Template #: CP-0503-1952-F01-R17 NuScale Confidential, Proprietary Class 3 Information Use Insider Trading Functional Area: Legal Organizational Area: Legal Job Title/Role/Name Signature Date Chief Compliance Officer/Preparer Patrick Cannon Chief Financial Officer/Reviewer Ramsey Hamady Job Title/Quality Approver Printed Name N/A Interim General Counsel/Approver Andrea Lachenmayr Approval of final documents signifies the document review was performed, all review comments were resolved, and becomes effective when processed to a repository (released for use).

NuScale Power Reports Fourth Quarter and Full Year 2024 Results • Cash position further strengthened by warrant exercises that generated $227.7 million in cash proceeds • Continued progress on Fluor’s Phase 2 Front-End Engineering and Design (FEED Ph

a2025-03x03x8xkx4q24earn NuScale Power Reports Fourth Quarter and Full Year 2024 Results • Cash position further strengthened by warrant exercises that generated $227.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NuScale Power C

Subsidiaries of the Registrant

Exhibit 21.1 NuScale Power Corporation Subsidiaries [Note: Roman numerals below denote the level of the subsidiary. For example, “I” represents a first-tier subsidiary of NuScale Power Corporation; “II” represents a second tier of subsidiary of NuScale Power, LLC; and ; “III” represents a second tier of subsidiary of NuScale Power OVS, LLC] Subsidiary Name Percent Holding Organized Under Laws of I

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 3, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

Executive Severance Policy

NuScale Human Resources Policy This NuScale Power, LLC (“NuScale”) policy is subject to modification or revision in part or in its entirety to reflect changes in conditions subsequent to the effective date of this policy.

PY-102375 Revision 1 Page 1 of 1 FM-0503-7607 R5 NuScale Confidential, Proprietary Class 3 Insider Trading Policy Statement: NuScale Power (NuScale) employees are responsible for not violating federal or state securities laws or this policy. NuScale

PY-102375 Revision 1 Page 1 of 1 FM-0503-7607 R5 NuScale Confidential, Proprietary Class 3 Insider Trading Policy Statement: NuScale Power (NuScale) employees are responsible for not violating federal or state securities laws or this policy.

Description of Registrant’s Securities

EXHIBIT 4.1 DESCRIPTION OF REGISTRANT’S SECURITIES The following summary of certain provisions of the capital stock of NuScale Power Corporation, a Delaware corporation (“NuScale Corp”, the “Company”, “we”, “us”, or “our”), and the non-voting Class B Units (“NuScale LLC Class B Units”) of NuScale Power, LLC, an Oregon limited liability company (“NuScale LLC”), does not purport to be complete and i

Executive Change in Control Plan

CHANGE IN CONTROL PLAN THIS CHANGE IN CONTROL PLAN is effective as of , 2025 (the “Effective Date”) and is applicable to all NuScale Power Executives.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 25, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

NuScale Power Reschedules Release of Fourth Quarter and Full Year 2024 Earnings Results and Conference Call CORVALLIS, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular re

NuScale Power Reschedules Release of Fourth Quarter and Full Year 2024 Earnings Results and Conference Call CORVALLIS, Ore.

NuScale Power to Hold Fourth Quarter and Full Year 2024 Earnings Conference Call CORVALLIS, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, t

a2025-01x28x8xkprq42024e NuScale Power to Hold Fourth Quarter and Full Year 2024 Earnings Conference Call CORVALLIS, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 28, 2025 NuScale Power Co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 28, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

NuScale Announces Alan Boeckmann as Non-Executive Chairman of Board of Directors CORVALLIS, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, a

NuScale Announces Alan Boeckmann as Non-Executive Chairman of Board of Directors CORVALLIS, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 14, 2025 NuScale Power Co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 14, 2025 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 26, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

EMBARGOED UNTIL: 4:15 p.m. EST, December 26, 2024 NuScale Power Corporation Announces Completion of Redemption of Warrants CORVALLIS, Ore.--(BUSINESS WIRE)-- NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and inno

EMBARGOED UNTIL: 4:15 p.m. EST, December 26, 2024 NuScale Power Corporation Announces Completion of Redemption of Warrants CORVALLIS, Ore.-(BUSINESS WIRE)- NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced nuclear small modular reactor (SMR) technology, today announced the results of its previously announced redemption of all of its outstan

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 26, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

NuScale Power Announces Appointment of Diana J. Walters to Board of Directors CORVALLIS, Ore. – NuScale Power Corporation (NuScale or the Company) (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor

NuScale Power Announces Appointment of Diana J. Walters to Board of Directors CORVALLIS, Ore. – NuScale Power Corporation (NuScale or the Company) (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor (SMR) nuclear technology, today announced the appointment of Diana J. Walters to its Board of Directors, effective December 20, 2024. With the appoin

Task Order No.: CO-152971-TO 01, dated December 20, 2024 between

NuScale Doc ID: CO-177176 Page 1 of 4 TASK ORDER - FIRM AND FIXED PRICE NuScale Confidential, Proprietary Class 3 NuScale Address 1100 NE Circle Blvd.

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 20, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on December 30, 2024, pursuant to the provisions of Rule 12d2-2 (a).

Fifth Amended and Restated Limited Liability Company Agreement of Japan NuScale Innovation, LLC, dated as of November 25, 2024, by and among Japan NuScale Innovation, LLC, JGC America, Inc., IHI Americas Inc., Japan Bank for International Cooperation, and Chubu Global Investment Americas Inc.

Exhibit 99.6 FIFTH AMENDED AND RESTATED LIMITED LIABILITY COMPANY AGREEMENT OF JAPAN NUSCALE INNOVATION, LLC Dated as of November 25, 2024 AMONG IHI AMERICAS INC., JGC AMERICA, INC., JAPAN BANK FOR INTERNATIONAL COOPERATION, CHUBU GLOBAL INVESTMENT AMERICAS INC., JAPAN NUSCALE INNOVATION, LLC and THE OTHER MEMBERS FROM TIME TO TIME PARTY HERETO THE LIMITED LIABILITY COMPANY INTERESTS ISSUED PURSUA

Joint Filing Agreement, dated November 27, 2024, by and among the Reporting Persons

Exhibit 99.5 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a Schedule 13D (including any and all amendments thereto) with respect to the Class A Common Stock, par value $0.0001 per share, of NuScale Power Corporation, and further agree that this Joint Filing Agree

SMR / NuScale Power Corporation / Chubu Global Investment Americas Inc. Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) (Amendment No. 2)* INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) NuScale Power Corporation (Name of Issuer) Class A Common Stock, $0.0001 par value (Title of Class of Securities) 67079K100 (CUSIP Number) Yasuharu Kim

NuScale Power Corporation Announces Redemption of Warrants CORVALLIS, Ore.--(BUSINESS WIRE)-- NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced nuclear small modular reactor (SMR) technology,

NuScale Power Corporation Announces Redemption of Warrants CORVALLIS, Ore.-(BUSINESS WIRE)- NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced nuclear small modular reactor (SMR) technology, today announced that the Company will redeem all of its outstanding warrants to purchase shares of the Company’s Class A Common Stock, par value $0.0001

126788779.1 0034163-00079 November 19, 2024 NOTICE OF REDEMPTION OF WARRANTS (CUSIP 67079K 118) Dear Warrant Holder, NuScale Power Corporation (formerly known as Spring Valley Acquisition Corp, and referred to herein as the “Company”) hereby gives no

126788779.1 0034163-00079 November 19, 2024 NOTICE OF REDEMPTION OF WARRANTS (CUSIP 67079K 118) Dear Warrant Holder, NuScale Power Corporation (formerly known as Spring Valley Acquisition Corp, and referred to herein as the “Company”) hereby gives notice that it is redeeming, at 5:00 p.m. New York City time on December 19, 2024 (the “Redemption Date”), all of the Company’s outstanding warrants (th

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 19, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

SMR / NuScale Power Corporation / Global X Management CO LLC - SC 13G Passive Investment

SC 13G 1 ef20038668sc13g.htm SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G INFORMATION STATEMENT TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1 (b) (c) AND (d) NuScale Power Corporation (Name of Issuer) Class A common stock, $0.0001 par value per share (Title of Class of Securities) 67079K100 (CUSIP Number) September 30, 2024 (Date of Event

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NUSCAL

Sales Agreement, dated November 8, 2024, between NuScale Power Corporation, TD Securities (USA) LLC, UBS Securities LLC, B. Riley Securities, Inc. and Canaccord Genuity LLC.

125640776.3 0034163-00079 NUSCALE POWER CORPORATION $200,000,000 COMMON STOCK SALES AGREEMENT November 8, 2024 TD Securities (USA) LLC 1 Vanderbilt Avenue New York, NY 10017 UBS Securities LLC 1285 Avenue of the Americas New York, NY 10019 B. Riley Securities, Inc. 299 Park Avenue, 21st Floor New York, NY 10171 Canaccord Genuity LLC One Post Office Square, 30th Floor Boston, MA 02109 Ladies and Ge

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 8, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

NuScale Power Corporation $200,000,000 of Class A Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-272342 PROSPECTUS SUPPLEMENT (To prospectus dated June 8, 2023) NuScale Power Corporation $200,000,000 of Class A Common Stock We have entered into a sales agreement (the “Sales Agreement”) with TD Securities (USA) LLC (“TD Cowen”), UBS Securities LLC (“UBS”), B. Riley Securities, Inc. (“B. Riley”) and Canaccord Genuity LLC (“Canaccord”) relati

NuScale Power Reports Third Quarter 2024 Results • Proceeding with Fluor’s Phase 2 Front-End Engineering and Design (FEED Phase 2) study for the RoPower Doicești small modular reactor (SMR) power plant • Robust business development activity including

a202411073q24earningsres NuScale Power Reports Third Quarter 2024 Results • Proceeding with Fluor’s Phase 2 Front-End Engineering and Design (FEED Phase 2) study for the RoPower Doicești small modular reactor (SMR) power plant • Robust business development activity including advancements with prospective data center/artificial intelligence (AI) customers • Supply chain partner Doosan Enerbility making progress producing the first NuScale Power ModulesTM CORVALLIS, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 7, 2024 NuScale Power Co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 7, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 9, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

Task Order No.: R1MA-P2-OFS-90-K200, dated October 3, between the Company and Fluor Transworld Services, Inc., - (portions of this exhibit have been omitted)

TASK ORDER COVER PAGE TASK ORDER No.: R1MA-P2-OFS-90-K200 REVISION No. 0 Project Name: SMR Romania Project Romania Copyright © 2021 Contract Management Page 1 of 1 Contractor Company TASK ORDER to MASTER SERVICES AGREEMENT T TASK ORDER No. R1MA-P2-OFS-90-K200 ( “ ” ) for the of in connection with the Project (“Project”) into on the 30th September No. C1-1220-73352 25 2021 (“MSA” or “Agreement”). C

NuScale Power to Hold Third Quarter 2024 Earnings Conference Call CORVALLIS, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced

NuScale Power to Hold Third Quarter 2024 Earnings Conference Call CORVALLIS, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced it will host a conference call to review third quarter 2024 results on Thursday, November 7, 2024, at 5:00 p.m. ET. Financial results will be released

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 7, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NUSCALE POW

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 8, 2024 NuScale Power Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 8, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

NuScale Power Reports Second Quarter 2024 Results • Business development activity accelerates as customer conversations advance, particularly in the data center/AI sector • RoPower authorized Phase 2 Front-End Engineering and Design (FEED Phase 2) st

a2024-08x08x2q24earnings NuScale Power Reports Second Quarter 2024 Results • Business development activity accelerates as customer conversations advance, particularly in the data center/AI sector • RoPower authorized Phase 2 Front-End Engineering and Design (FEED Phase 2) study for the Doicesti small modular reactor (SMR) power plant • Industry-leading manufacturing preparedness advances as supply chain partner Doosan Enerbility continues forging long lead materials • Standard Design Approval application under review by the U.

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 2, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

NuScale Power to Hold Second Quarter 2024 Earnings Conference Call on August 8, 2024 PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology

NuScale Power to Hold Second Quarter 2024 Earnings Conference Call on August 8, 2024 PORTLAND, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 9, 2024 NuScale Power Corpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 9, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 28, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NUSCALE PO

NuScale Power Reports First Quarter 2024 Results • Commercialization of NuScale’s proprietary, U.S. Nuclear Regulatory Commission (NRC) approved, small modular reactor (SMR) technology continues to be driven by rapidly growing demand for safe, reliab

NuScale Power Reports First Quarter 2024 Results • Commercialization of NuScale’s proprietary, U.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission F

Form of NuScale Power Corporation Restricted Stock Unit Agreement under the NuScale Power Corporation 2022 Long-Term Incentive Plan

113710964.2 0034163-00071 NuScale Power Corporation Restricted Stock Unit Agreement under the NuScale Power Corporation 2022 Long-Term Incentive Plan 1. Terminology. Unless otherwise provided in this Agreement, capitalized terms used herein are defined in the Glossary at the end of this Agreement. 2. Vesting. All of the RSUs are nonvested and forfeitable as of the Grant Date. So long as your servi

Form of NuScale Power Corporation Stock Option Award Agreement under the NuScale Power Corporation 2022 Long-Term Incentive Plan

ex101stockoptionaward 3 122627792.2 0034163-00001 NuScale Power Corporation Stock Option Award Agreement under the NuScale Power Corporation 2022 Long-Term Incentive Plan 1. Terminology. Unless otherwise provided in this Agreement, capitalized terms used herein are defined in the Glossary at the end of this Agreement or the Plan. 2. Vesting. All of the stock options are nonvested and forfeitable a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1) ☒ Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 ☒ Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

NuScale Power to Hold First Quarter 2024 Earnings Conference Call on May 9, 2024 PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, to

NuScale Power to Hold First Quarter 2024 Earnings Conference Call on May 9, 2024 PORTLAND, Ore.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 11, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

NuScale Power Corporation Clawback Policy

Revision 1 Effective as of the Date Adopted NUSCALE POWER CORPORATION CLAWBACK POLICY 1.

Amended and Restated Master Services Agreement, dated September 2, 2020, between NuScale Power, LLC and Fluor Enterprises, Inc. as amended by the Amendment to Amended and Restated Master Services Agreement, dated September 21, 2020 (portions of this exhibit have been redacted)

Master Services Agreement Cover Page NuScale Confidential, Proprietary Class 3 Master Services Agreement Page 1 of 19 NuScale Contact Information Mailing Address Contracts: Kim M Gross Address: 1100 NE Circle Blvd.

Master Services Agreement, dated January 25, 2021, between NuScale Power, LLC and Fluor Enterprises, Inc.

Confidential Settlement and Release Agreement dated November 7, 2023, between NuScale Power, LLC and CFPP LLC (portions of this exhibit have been redacted)

EXECUTION VERSION Page 1 CONFIDENTIAL SETTLEMENT AND RELEASE AGREEMENT THIS SETTLEMENT AND RELEASE AGREEMENT (the “Agreement”) is made and entered into as of the 7th day of November, 2023 (the “Effective Date”), by and between CFPP LLC, a Utah limited liability company (“CFPP”) wholly owned by Utah Associated Municipal Power Systems, a political subdivision of the State of Utah (“UAMPS”), and NuScale Power, LLC, a Delaware limited liability company (“NuScale”), which may hereinafter be referred to collectively as the “Parties” or individually as a “Party.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NuScale Power C

Master Services Agreement, dated April 29, 2019, between NuScale Power, LLC and Doosan Heavy Industries & Construction Co., Ltd. (portions of this exhibit have been redacted)

• ! NUSCALE" " Powe , lo, c, 11 l 1u,n □ n k;n d Master Services Agreement Cover Page NuScale Contact Information Mailing Address (Contracts/Deliverables) Contracts: Craig Langley Email: CLangley@NuScalePower.

Description of Registrant’s Securities

122398546.2 0034163-00079 EXHIBIT 4.3 DESCRIPTION OF REGISTRANT’S SECURITIES The following summary of certain provisions of the capital stock, and warrants to purchase capital stock, of NuScale Power Corporation, a Delaware corporation (“NuScale Corp”, the “Company”, “we”, “us”, or “our”), and the non-voting Class B Units (“NuScale LLC Class B Units”) of NuScale Power, LLC, an Oregon limited liabi

Subsidiaries of the Registrant

Exhibit 21.1 NuScale Power Corporation Subsidiaries [Note: Roman numerals below denote the level of the subsidiary. For example, “I” represents a first-tier subsidiary of NuScale Power Corporation; “II” represents a second tier of subsidiary of NuScale Power, LLC; and ; “III” represents a second tier of subsidiary of NuScale Power OVS, LLC] Subsidiary Name Percent Holding Organized Under Laws of I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 14, 2024 NuScale Power Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 14, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

NuScale Power Reports Fourth Quarter and Full Year 2023 Results • Continued progress toward commercialization of small modular reactor (SMR) technology to meet consumer demand for safe, reliable, 24/7 and carbon-free baseload energy • Planning underw

a2024-03x14xq42023yearxe NuScale Power Reports Fourth Quarter and Full Year 2023 Results • Continued progress toward commercialization of small modular reactor (SMR) technology to meet consumer demand for safe, reliable, 24/7 and carbon-free baseload energy • Planning underway for RoPower project’s Phase 2 Front-End Engineering and Design (FEED) work • Standard Design Approval application accepted and under review by the U.

SMR / NuScale Power Corporation / Next Tech 3 New Technology Investment Fund - AMENDMENT NO. 3 TO SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* NuScale Power Corporation (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 67079K100 (CUSIP Number) December 31, 2023 (Date of event which requires filing of this statement) Check the appropriate box to de

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 15, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

NuScale Power to Hold Fourth Quarter and Full Year 2023 Earnings Conference Call on March 14, 2024 PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nucl

NuScale Power to Hold Fourth Quarter and Full Year 2023 Earnings Conference Call on March 14, 2024 PORTLAND, Ore.

SMR / NuScale Power Corporation / IBK Securities Co., Ltd. - AMENDMENT NO. 2 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 ea193772-13ga2ibknuscale.htm AMENDMENT NO. 2 TO SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* NuScale Power Corporation (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 67079K 100 (CUSIP Number) December 31, 2023 (Date of Event

SMR / NuScale Power Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01579-nuscalepowercorporat.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 1)* Name of issuer: NuScale Power Corporation Class A Title of Class of Securities: Common Stock CUSIP Number: 67079K100 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropri

SMR / NuScale Power Corporation / LMR Partners LLP Passive Investment

SC 13G/A 1 formsc13ga-nuscale.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* NuScale Power Corporation (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 67079K100 (CUSIP Number) December 31, 2023 (Date of event which requires filing of this statemen

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 8, 2024 NuScale Power Cor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 8, 2024 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

NuScale Power Positions Company for Next Phase of Growth Steps Will Reduce Cost Base, Refocus Company Resources on Key Strategic Areas PORTLAND, Ore. – NuScale Power Corporation (NuScale or the Company) (NYSE: SMR), the industry-leading provider of p

a2024-01x08xprnuscalepow NuScale Power Positions Company for Next Phase of Growth Steps Will Reduce Cost Base, Refocus Company Resources on Key Strategic Areas PORTLAND, Ore.

NuScale Appoints Fluor’s Jim Breuer to Board of Directors PORTLAND, Ore.--(BUSINESS WIRE) -- NuScale Power Corporation (NuScale) (NYSE: SMR), the only technology provider and producer of small modular reactors (SMR) that has obtained U.S. Nuclear Reg

a2023-12x26xprnuscalebod NuScale Appoints Fluor’s Jim Breuer to Board of Directors PORTLAND, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 26, 2023 NuScale Power C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 26, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NUSCAL

1 Utah Associated Municipal Power Systems (UAMPS) and NuScale Power Agree to Terminate the Carbon Free Power Project (CFPP) PORTLAND, Ore. – Utah Associated Municipal Power Systems (UAMPS) and NuScale Power Corporation (NuScale) (NYSE: SMR) announced

1 Utah Associated Municipal Power Systems (UAMPS) and NuScale Power Agree to Terminate the Carbon Free Power Project (CFPP) PORTLAND, Ore.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 8, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

TEMPLE REVIEWED • • Third Quarter 2023 Results November 8, 2023 • Continued progress toward commercialization of SMR technology to meet the growing consumer demand for safe, reliable, 24/7 and carbon-free baseload energy • Selected by Standard Power

q32023earnings-designedp TEMPLE REVIEWED • • Third Quarter 2023 Results November 8, 2023 • Continued progress toward commercialization of SMR technology to meet the growing consumer demand for safe, reliable, 24/7 and carbon-free baseload energy • Selected by Standard Power to provide SMR technology for two advanced nuclear energy facilities that will together produce nearly 2 GWe of clean energy

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 8, 2023 NuScale Power Co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 8, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 24, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

1 NuScale Power Comments on Inaccurate Short-Seller Report PORTLAND, Ore. – NuScale Power Corporation (NuScale or the Company) (NYSE: SMR) today issued the following statement in response to a misleading short-seller report on October 19, 2023 (the R

1 NuScale Power Comments on Inaccurate Short-Seller Report PORTLAND, Ore. – NuScale Power Corporation (NuScale or the Company) (NYSE: SMR) today issued the following statement in response to a misleading short-seller report on October 19, 2023 (the Report). The inaccurate and deceptive “research” is riddled with speculative statements with no basis in fact and demonstrates a limited understanding

NuScale Power Schedules 2023 Third Quarter Conference Call on November 8, 2023 PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, toda

NuScale Power Schedules 2023 Third Quarter Conference Call on November 8, 2023 PORTLAND, Ore.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 11, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

Standard Power Chooses NuScale’s Approved SMR Technology and ENTRA1 Energy to Energize Data Centers Standard Power’s Two Advanced Nuclear Energy Facilities are planned in Ohio and Pennsylvania to Provide Nearly 2GW of Clean Energy for Data Centers St

Standard Power Chooses NuScale’s Approved SMR Technology and ENTRA1 Energy to Energize Data Centers Standard Power’s Two Advanced Nuclear Energy Facilities are planned in Ohio and Pennsylvania to Provide Nearly 2GW of Clean Energy for Data Centers Standard Power Plans to be Operational by 2029 NEW YORK, N.

NuScale Power 2023 Analyst Day 2NuScale Nonproprietary | Copyright © 2023 NuScale Power, LLC. Forward-Looking Statements This presentation (“Presentation”) and any oral statements made in connection with the Presentation do not constitute an offer to

NuScale Power 2023 Analyst Day 2NuScale Nonproprietary | Copyright © 2023 NuScale Power, LLC.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 6, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 6, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

NuScale Power to Host Analyst Day on October 6, 2023 PORTLAND, Ore. - NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced it will host a

NuScale Power to Host Analyst Day on October 6, 2023 PORTLAND, Ore. - NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced it will host an Analyst Day on Friday, October 6, 2023, from 8:00 a.m. to 12:00 p.m. ET at the New York Stock Exchange. President and Chief Executive Officer John H

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 12, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commi

as amended by the Certificate of Amendment to Certificate of Incorporation of NuScale Power Corporation, filed May 31, 2023

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-8 REGISTRATION STATEMENT Under the Securities Act of 1933 NuScale Power Corporation (Exact name of registrant as specified in its charter)

Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-8 REGISTRATION STATEMENT Under the Securities Act of 1933 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation or organization) 98-1588588 (I.R.S. Employer Identification No.) 6650 SW Redwood Lane, Suite 210 Portland

Filing Fee Table

EXHIBIT 107 Calculation of Filing Fee Tables S-8 (Form Type) NuScale Power Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Unit(2) Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Class A Common Stock 457(a) 8,972,128 $5.

Sales Agreement, dated August 9, 2023, between NuScale Power Corporation, Cowen & Company, LLC, B. Riley Securities, Inc. and Canaccord Genuity LLC (incorporated by reference to Exhibit 1.1 to Form 8-K filed on August 10, 2023)

projectneptune-atmsalesa NUSCALE POWER CORPORATION $150,000,000 COMMON STOCK SALES AGREEMENT August 9, 2023 Cowen and Company, LLC 599 Lexington Avenue New York, NY 10022 B.

NuScale Power Corporation $150,000,000 of Class A Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-272342 PROSPECTUS SUPPLEMENT (To prospectus dated June 8, 2023) NuScale Power Corporation $150,000,000 of Class A Common Stock We have entered into a sales agreement (the “Sales Agreement”) with Cowen and Company, LLC (“TD Cowen”), B. Riley Securities, Inc. (“B. Riley”) and Canaccord Genuity LLC (“Canaccord”) relating to shares of our Class A C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 9, 2023 NuScale Power Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 9, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

TEMPLE REVIEWED • • Second Quarter 2023 Results August 9, 2023 • Sustained progress toward 2023 strategic objectives, reflecting focus on growing the business pipeline and ensuring readiness to deliver on commitments to existing customers • NuScale’s

a2023-08x09xnuscaleq2202 TEMPLE REVIEWED • • Second Quarter 2023 Results August 9, 2023 • Sustained progress toward 2023 strategic objectives, reflecting focus on growing the business pipeline and ensuring readiness to deliver on commitments to existing customers • NuScale’s Standard Design Approval application accepted for review in July 2023 by the U.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NUSCALE POW

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 9, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

NuScale Power Announces Leadership Updates NuScale Appoints Robert Ramsey Hamady as Chief Financial Officer; Elevates Clayton Scott to Chief Commercial Officer Announcement Follows Carl Fisher’s Appointment to Chief Operating Officer in July PORTLAND

a2023-08x07x8xkleadershi NuScale Power Announces Leadership Updates NuScale Appoints Robert Ramsey Hamady as Chief Financial Officer; Elevates Clayton Scott to Chief Commercial Officer Announcement Follows Carl Fisher’s Appointment to Chief Operating Officer in July PORTLAND, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 7, 2023 NuScale Power Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 7, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

NuScale Power Schedules 2023 Second Quarter Conference Call on August 9, 2023 PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today

a20230712-q2earningsdate NuScale Power Schedules 2023 Second Quarter Conference Call on August 9, 2023 PORTLAND, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 12, 2023 NuScale Power Corpo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 12, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 6, 2023 NuScale Power Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 6, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

NuScale Power Announces Carl Fisher as Chief Operating Officer PORTLAND, Ore.-- NuScale Power Corporation (NYSE:SMR) announced that Carl Fisher will join the company as Chief Operating Officer (COO) beginning July 24, 2023. As COO, Fisher will lead t

carlfishercooappointment NuScale Power Announces Carl Fisher as Chief Operating Officer PORTLAND, Ore.

NuScale Power Announces Carl Fisher as Chief Operating Officer PORTLAND, Ore.-- NuScale Power Corporation (NYSE:SMR) announced that Carl Fisher will join the company as Chief Operating Officer (COO) beginning July 24, 2023. As COO, Fisher will lead t

carlfishercooappointment NuScale Power Announces Carl Fisher as Chief Operating Officer PORTLAND, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 6, 2023 NuScale Power Corpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 6, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

204,063,030 Shares of Class A Common Stock 8,900,000 Warrants to Purchase Shares of Class A Common Stock NUSCALE POWER CORPORATION

Filed pursuant to Rule 424(b)(3) Registration No. 333-264910 PROSPECTUS 204,063,030 Shares of Class A Common Stock 8,900,000 Warrants to Purchase Shares of Class A Common Stock NUSCALE POWER CORPORATION This prospectus relates to (1) the issuance by us of up to 154,720,015 shares of Class A Common Stock, par value $0.0001 per share (“Class A Common Stock”), of NuScale Power Corporation, a Delaware

NuScale Power Corporation 6650 SW Redwood Lane, Suite 210 Portland, OR 97224

NuScale Power Corporation 6650 SW Redwood Lane, Suite 210 Portland, OR 97224 June 6, 2023 VIA EDGAR Attention: Jenny O’Shanick United States Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.

Form of Senior Indenture

Exhibit 4.3 NUSCALE POWER CORPORATION TO AS TRUSTEE INDENTURE DATED AS OF , 20 SENIOR DEBT SECURITIES TABLE OF CONTENTS Page ARTICLE 1 DEFINITIONS AND OTHER PROVISIONS OF GENERAL APPLICATION 1 Section 1.1 DEFINITIONS. 1 Section 1.2 COMPLIANCE CERTIFICATES AND OPINIONS. 6 Section 1.3 FORM OF DOCUMENTS DELIVERED TO TRUSTEE. 7 Section 1.4 ACTS OF HOLDERS; RECORD DATES. 8 Section 1.5 NOTICES, ETC., TO

Form of Subordinated Indenture

Exhibit 4.4 NUSCALE POWER CORPORATION TO AS TRUSTEE INDENTURE DATED AS OF , 20 SUBORDINATED DEBT SECURITIES TABLE OF CONTENTS Page ARTICLE 1 DEFINITIONS AND OTHER PROVISIONS OF GENERAL APPLICATION 1 Section 1.1 DEFINITIONS. 1 Section 1.2 COMPLIANCE CERTIFICATES AND OPINIONS. 8 Section 1.3 FORM OF DOCUMENTS DELIVERED TO TRUSTEE. 8 Section 1.4 ACTS OF HOLDERS; RECORD DATES. 9 Section 1.5 NOTICES, ET

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 26, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

As filed with the Securities and Exchange Commission on June 1, 2023

As filed with the Securities and Exchange Commission on June 1, 2023 No. 333-264910 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 2 to Form S-1 on Form S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 4911 98-1588588 (State or other jurisdictio

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables FORM S-3 (Form Type) NuScale Power Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title(1) Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit(2) Maximum Aggregate Offering Price(2) Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to Be Paid Equity Class A Common Stock, par value $0.

As filed with the Securities and Exchange Commission on June 1, 2023

As filed with the Securities and Exchange Commission on June 1, 2023 No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 4911 98-1588588 (State or other jurisdiction of incorporation or organization) (Primary Standar

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 22, 2023 NuScale Power Corpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 22, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

Biden Administration Announces Global Public-Private Commitment Up to $275 Million to Advance NuScale VOYGRTM Deployment in Romania at G7 Leaders Summit United States also issues Letters of Interest for up to $4 billion in project financing; support

a20230522-nuscaleg7press Biden Administration Announces Global Public-Private Commitment Up to $275 Million to Advance NuScale VOYGRTM Deployment in Romania at G7 Leaders Summit United States also issues Letters of Interest for up to $4 billion in project financing; support will propel the SMR power plant project to the commencement of construction at the Doicesti site PORTLAND, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 16, 2023 NuScale Power Corpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 16, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

NuScale Power and Nucor Corporation Sign Memorandum of Understanding to Explore Deployment of Small Modular Nuclear Reactors to Power Nucor Electric Arc Furnace Steel Mills PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR) and Nucor Corporation

a2023-05x16xnuscalepower NuScale Power and Nucor Corporation Sign Memorandum of Understanding to Explore Deployment of Small Modular Nuclear Reactors to Power Nucor Electric Arc Furnace Steel Mills PORTLAND, Ore.

Filed pursuant to Rule 424(b)(3) Registration Statement No. 333-264910 Prospectus Supplement No. 2 (To Prospectus dated March 24, 2023) NuScale Power Corporation This prospectus supplement updates and amends the prospectus dated March 24, 2023 (the “

424(b)(3) prospectus supplement for 10-Q Q1 2023 Filed pursuant to Rule 424(b)(3) Registration Statement No.

Amendment No. 3 to Development Cost Reimbursement Agreement, dated February 28, 2023, between NuScale LLC and CFPP LLC (portions of this exhibit have been redacted)(incorporated by reference to Exhibit 10.25 to the Annual Report on From 10-K filed March 16, 2023)

a101dcraamendment3execut Exhibit 10.1 CERTAIN IDENTIFIED INFORMATION, MARKED BY [**], HAS BEEN EXCLUDED FROM THIS AGREEMENT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. Page 1 of 16 Execution Version Amendment No. 3 to Development Cost Reimbursement Agreement This Amendment No. 3 ("Amendment 3") to that certain Devel

Long Lead Material Reimbursement Agreement, dated February 28, 2023, between NuScale LLC and CFPP LLC (portions of this exhibit have been redacted)(incorporated by reference to Exhibit 10.26 to the Annual Report on Form 10-K filed March 16, 2023)

a102llmagreementexecuted Exhibit 10.2 CERTAIN IDENTIFIED INFORMATION, MARKED BY [**], HAS BEEN EXCLUDED FROM THIS AGREEMENT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. Execution Version 1 Long Lead Material Reimbursement Agreement This Long Lead Material Reimbursement Agreement ("LLM Agreement") is made by NuScale P

Long Lead Material Reimbursement Agreement, dated February 28, 2023, between NuScale LLC and CFPP LLC (portions of this exhibit have been redacted)(incorporated by reference to Exhibit 10.26 to the Annual Report on Form 10-K filed March 16, 2023)

a102llmagreementexecuted Exhibit 10.2 CERTAIN IDENTIFIED INFORMATION, MARKED BY [**], HAS BEEN EXCLUDED FROM THIS AGREEMENT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. Execution Version 1 Long Lead Material Reimbursement Agreement This Long Lead Material Reimbursement Agreement ("LLM Agreement") is made by NuScale P

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NUSCALE PO

Temple reviewed • • First Quarter 2023 Results May 9, 2023 • Meaningful progress on 2023 strategic objectives, reflecting focus on growing business pipeline and ensuring readiness to deliver on commitments to existing customers • Completed important

Temple reviewed • • First Quarter 2023 Results May 9, 2023 • Meaningful progress on 2023 strategic objectives, reflecting focus on growing business pipeline and ensuring readiness to deliver on commitments to existing customers • Completed important work for the Carbon Free Power Project and RoPower, NuScale’s committed customers • Strengthened customer pipeline with developments in Poland, Indonesia and Korea • Progressed second Standard Design Approval application to the technical review phase by the U.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2023 NuScale Power Corpora

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission F

Amendment No. 3 to Development Cost Reimbursement Agreement, dated February 28, 2023, between NuScale LLC and CFPP LLC (portions of this exhibit have been redacted)(incorporated by reference to Exhibit 10.25 to the Annual Report on From 10-K filed March 16, 2023)

a101dcraamendment3execut Exhibit 10.1 CERTAIN IDENTIFIED INFORMATION, MARKED BY [**], HAS BEEN EXCLUDED FROM THIS AGREEMENT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. Page 1 of 16 Execution Version Amendment No. 3 to Development Cost Reimbursement Agreement This Amendment No. 3 ("Amendment 3") to that certain Devel

NuScale Power Schedules 2023 First Quarter Conference Call on May 9, 2023 PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today ann

a040623q12023earningsda NuScale Power Schedules 2023 First Quarter Conference Call on May 9, 2023 PORTLAND, Ore.

DEF 14A - PROXY CARD

Signature [PLEASE SIGN WITHIN BOX] Date Signature (Joint Owners) Date TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK AS FOLLOWS: KEEP THIS PORTION FOR YOUR RECORDS DETACH AND RETURN THIS PORTION ONLY THIS PROXY CARD IS VALID ONLY WHEN SIGNED AND DATED.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 11, 2023 NuScale Power Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 11, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 ☒ Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

228,011,646 Shares of Class A Common Stock 8,900,000 Warrants to Purchase Shares of Class A Common Stock NUSCALE POWER CORPORATION

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(3)  Registration No. 333-264910 PROSPECTUS 228,011,646 Shares of Class A Common Stock 8,900,000 Warrants to Purchase Shares of Class A Common Stock NUSCALE POWER CORPORATION This prospectus relates to (1) the issuance by us of up to 178,396,711 shares (“Exchange Shares”) of Class A Common Stock, par value $0.0001 per share (“Class A Common Stock”),

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 Filed by the Registrant Filed by a Party other than the Registrant Check the appropriate box: Preliminary Proxy Statement Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) Definitive Proxy Sta

As filed with the Securities and Exchange Commission on March 20, 2023

Table of Contents As filed with the Securities and Exchange Commission on March 20, 2023 No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-04321 NuScale Power C

Amendment No. 3 to Development Cost Reimbursement Agreement, dated February 28, 2023, between NuScale LLC and CFPP LL

a1025dcraamendment3execu Exhibit 10.25 CERTAIN IDENTIFIED INFORMATION, MARKED BY [**], HAS BEEN EXCLUDED FROM THIS AGREEMENT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL ** CERTAIN IDENTIFIED INFORMATION, MARKED BY [**], HAS BEEN EXCLUDED FROM THIS AGREEMENT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF

Long Lead Material Reimbursement Agreement, dated February 28, 2023, between NuScale LLC and CFPP LLC (portions of this exhibit have been redacted) (incorporated by reference to Exhibit 10.26 to the annual report on Form 10-K filed March 16, 2023)

a1026llmagreementexecute Exhibit 10.26 CERTAIN IDENTIFIED INFORMATION, MARKED BY [**], HAS BEEN EXCLUDED FROM THIS AGREEMENT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL Execution Version Exhibit 1 Long Lead Materials The following is a list of LLM the total value of which shall not exceed $49 million during Phase 1 a

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 15, 2023 NuScale Power Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 15, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

• • Fourth Quarter & Full Year 2022 Results March 15, 2023 • Completed 2022 strategic objectives, including advancing key design, licensing, supply chain, and manufacturing initiatives • Secured first international customer, Romania’s RoPower Nuclear

a20230313-nuscaleq42022e • • Fourth Quarter & Full Year 2022 Results March 15, 2023 • Completed 2022 strategic objectives, including advancing key design, licensing, supply chain, and manufacturing initiatives • Secured first international customer, Romania’s RoPower Nuclear S.

Filed pursuant to Rule 424(b)(3) Registration Statement No. 333-264910 Prospectus Supplement No. 4 (To Prospectus dated July 1, 2022) NuScale Power Corporation This prospectus supplement updates and amends the prospectus dated July 1, 2022 (the “Pros

prospectussupplement4fil Filed pursuant to Rule 424(b)(3) Registration Statement No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 10, 2023 NuScale Power Corp

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 10, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissio

Amendment 3 to the Development Cost Reimbursement Agreement dated December 31, 2020, between NuScale Power, LLC and CFPP LLC, as successor by assignment to Utah Associated Municipal Power System (portions of this exhibit have been redacted).

dcraamendment3executedr ** CERTAIN IDENTIFIED INFORMATION, MARKED BY [**], HAS BEEN EXCLUDED FROM THIS AGREEMENT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL.

Long Lead Material Reimbursement Agreement, dated March 7, 2023, between NuScale Power, LLC and CFPP LLC

llmagreementexecutedred Execution Version Exhibit 1 Long Lead Materials The following is a list of LLM the total value of which shall not exceed $49 million during Phase 1 as that term is defined in the DCRA.

NuScale Power to Participate in Upcoming Investor Conferences PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced that

upcominginvestorconferen NuScale Power to Participate in Upcoming Investor Conferences PORTLAND, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 8, 2023 NuScale Power Corpo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 8, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

NuScale Power to Hold 2022 Fourth Quarter and 2022 Year-end Earnings Conference Call on March 15, 2023 NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technolog

NuScale Power to Hold 2022 Fourth Quarter and 2022 Year-end Earnings Conference Call on March 15, 2023 NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced it will host a conference call to discuss 2022 fourth quarter and 2022 year-end results on Wednesday, March 15, 2023, at 5:00 p.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 15, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

US67079K1007 / NuScale Power Corporation Class A / Doosan Enerbility Co. Ltd. - AMENDMENT NO. 2 TO SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* NuScale Power Corporation (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 67079K100 (CUSIP Number) December 31, 2022 (Date of event which requires filing of this statement) Check the appropriate box to de

JOINT FILING AGREEMENT

EX-3 4 tm235349d37ex-3.htm EXHIBIT 3 Exhibit 3 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, each of the undersigned Reporting Persons hereby agrees to the joint filing, along with all other such Reporting Persons, on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Class A c

US67079K1007 / NuScale Power Corporation Class A / D. E. SHAW & CO, L.P. - SC 13G/A Passive Investment

SC 13G/A 1 tm235349d37sc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Amendment No. 2) Under the Securities Exchange Act of 1934 NuScale Power Corporation (formerly Spring Valley Acquisition Corp.) (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 67079K100 (CUSIP Number) December 31, 2022 (Date of Event Wh

US67079K1007 / NuScale Power Corporation Class A / SPRING VALLEY ACQUISITION SPONSOR, LLC - SC 13G/A Passive Investment

SC 13G/A 1 tm236767d1sc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G/A UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1 )* NUSCALE POWER Corp (Name of Issuer) Class A common stock, $0.0001 par value per share (Title of Class of Securities) 67079K100 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this State

US67079K1007 / NuScale Power Corporation Class A / CVI Investments, Inc. - SC 13G/A Passive Investment

SC 13G/A 1 tm235037d4sc13ga.htm SC 13G/A CUSIP No:         67079K100 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2. (Amendment No. 2)* NuScale Power Corporation (formerly Spring Valley Acquisition Corp.) (Name of Issuer)

POWER OF ATTORNEY FOR CERTAIN REGULATORY FILINGS INCLUDING CERTAIN FILINGS UNDER THE SECURITIES EXCHANGE ACT OF 1934 AND THE INVESTMENT ADVISERS ACT OF 1940

EX-1 2 tm235349d37ex-1.htm EXHIBIT 1 Exhibit 1 POWER OF ATTORNEY FOR CERTAIN REGULATORY FILINGS INCLUDING CERTAIN FILINGS UNDER THE SECURITIES EXCHANGE ACT OF 1934 AND THE INVESTMENT ADVISERS ACT OF 1940 I, David E. Shaw, hereby make, constitute, and appoint each of: Edward Fishman, Julius Gaudio, Martin Lebwohl, Maximilian Stone, David Sweet, Nathan Thomas, and Eric Wepsic, acting individually, a

POWER OF ATTORNEY FOR CERTAIN REGULATORY FILINGS INCLUDING CERTAIN FILINGS UNDER THE SECURITIES EXCHANGE ACT OF 1934 AND THE INVESTMENT ADVISERS ACT OF 1940

EX-2 3 tm235349d37ex-2.htm EXHIBIT 2 Exhibit 2 POWER OF ATTORNEY FOR CERTAIN REGULATORY FILINGS INCLUDING CERTAIN FILINGS UNDER THE SECURITIES EXCHANGE ACT OF 1934 AND THE INVESTMENT ADVISERS ACT OF 1940 I, David E. Shaw, hereby make, constitute, and appoint each of: Edward Fishman, Julius Gaudio, Martin Lebwohl, Maximilian Stone, David Sweet, Nathan Thomas, and Eric Wepsic, acting individually, a

US67079K1007 / NuScale Power Corporation Class A / IBK Securities Co., Ltd. - AMENDMENT NO. 1 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 ea173347-13ga1ibknuscale.htm AMENDMENT NO. 1 TO SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* NuScale Power Corporation (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 67079K 100 (CUSIP Number) December 31, 2022 (Date of Event

US67079K1007 / NuScale Power Corporation Class A / Hudson Bay Capital Management LP - SV 13GA Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* NuScale Power Corporation (f/k/a Spring Valley Acquisition Corp.) (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 67079K100 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Che

US67079K1007 / NuScale Power Corporation Class A / Green Energy New Technology Investment Fund - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* NuScale Power Corporation (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 67079K100 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to de

US67079K1007 / NuScale Power Corporation Class A / VANGUARD GROUP INC - SCHEDULE 13G Passive Investment

SC 13G 1 tv01545-nuscalepowercorp.htm SCHEDULE 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 Name of issuer: NuScale Power Corp. Title of Class of Securities: Common Stock CUSIP Number: 67079K100 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pursuant to

SV / Spring Valley Acquisition Corp. Class A Ordinary Share / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Spring Valley Acquisition Corp (Name of Issuer) Class A (Title of Class of Securities) G8377A108 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which th

US67079K1007 / NuScale Power Corporation Class A / Weiss Asset Management LP Passive Investment

Converted by EDGARwiz =============================================================================== UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

US67079K1007 / NuScale Power Corporation Class A / DS Private Equity Co., Ltd. - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* NuScale Power Corporation (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 67079K 100 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to d

US67079K1007 / NuScale Power Corporation Class A / LMR Partners LLP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* NuScale Power Corporation (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 67079K100 (CUSIP Number) January 13, 2023 (Date of event which requires filing of this statement) Check the appropriate box to desi

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 9, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

NuScale Reaches Key Milestone in the Development of the Carbon Free Power Project Carbon Free Power Project’s Project Management Committee passes resolution to move the Project forward on schedule PORTLAND, Ore. – January 9, 2023 – NuScale Power Corp

NuScale Reaches Key Milestone in the Development of the Carbon Free Power Project Carbon Free Power Project’s Project Management Committee passes resolution to move the Project forward on schedule PORTLAND, Ore.

NuScale Power to Participate in Upcoming Investor Conference PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced that C

EX-99.1 2 pressreleaseupcominginve.htm EX-99.1 NuScale Power to Participate in Upcoming Investor Conference PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technology, today announced that Chris Colbert, Chief Financial Officer, will participate in an upcoming investor conference. • UBS Winte

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 5, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

NuScale Builds Upon Unparalleled Licensing Progress With Second Standard Design Approval Application Submittal Company prepares to bring its SMR technology to market this decade PORTLAND, Ore. – On January 1, 2023, NuScale Power Corporation (NYSE: SM

EX-99.1 2 pressreleasesdasubmittal.htm EX-99.1 NuScale Builds Upon Unparalleled Licensing Progress With Second Standard Design Approval Application Submittal Company prepares to bring its SMR technology to market this decade PORTLAND, Ore. – On January 1, 2023, NuScale Power Corporation (NYSE: SMR) completed submission of a Standard Design Approval (SDA) application to the U.S Nuclear Regulatory C

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 4, 2023 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

NuScale Power and RoPower Announce Signing of the Contract for Phase 1 of Front-End Engineering and Design Work for First SMR Power Plant in Romania NuScale Secures RoPower as the Company’s Second Committed Customer PORTLAND, Ore. – NuScale Power, LL

NuScale Power and RoPower Announce Signing of the Contract for Phase 1 of Front-End Engineering and Design Work for First SMR Power Plant in Romania NuScale Secures RoPower as the Company?s Second Committed Customer PORTLAND, Ore.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 22, 2022 NuScale Power C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 22, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

NuScale Power Completes Standard Plant Design Project Reaching another critical milestone, over 12,000 deliverables were completed PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative adv

NuScale Power Completes Standard Plant Design Project Reaching another critical milestone, over 12,000 deliverables were completed PORTLAND, Ore.

December 9, 2022, 6:50 a.m. ET NuScale Power Names Karin Feldman Interim Chief Operating Officer/Chief Nuclear Officer PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR) announced today that Karin Feldman will assume the role of interim Chief Ope

December 9, 2022, 6:50 a.m. ET NuScale Power Names Karin Feldman Interim Chief Operating Officer/Chief Nuclear Officer PORTLAND, Ore. ? NuScale Power Corporation (NYSE: SMR) announced today that Karin Feldman will assume the role of interim Chief Operating Officer/Chief Nuclear Officer (COO/CNO) effective January 6, 2023. Current COO/CNO, Dale Atkinson, will retire on January 5, 2023, after more t

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 9, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

Bylaws of NuScale Power Corporation (incorporated by reference to Exhibit 3.2 to the Current Report on Form 8-K filed on December 7, 2022)

AMENDED AND RESTATED BYLAWS OF NUSCALE POWER CORP. (a Delaware corporation) ARTICLE I CORPORATE OFFICES Section 1.1 Registered Office. The registered office of NuScale Power Corp. (the ?Corporation?) shall be fixed in the Certificate of Incorporation of the Corporation. Section 1.2 Other Offices. The Corporation may also have an office or offices, and keep the books and records of the Corporation,

December 7, 2022, 4:15 p.m. ET NuScale Power Announces Two New Board Members, Further Strengthening Company Leadership PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small

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Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 7, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

December 1, 2022, 6:50 a.m. ET NuScale Power Signs Research Collaboration Agreement for Clean Hydrogen Production NuScale and industry participants will assess new concepts for use in small modular reactor power plants PORTLAND, Ore. – NuScale Power,

December 1, 2022, 6:50 a.m. ET NuScale Power Signs Research Collaboration Agreement for Clean Hydrogen Production NuScale and industry participants will assess new concepts for use in small modular reactor power plants PORTLAND, Ore. ? NuScale Power, LLC (NuScale) along with Shell Global Solutions (Shell) and industry participants will develop and assess a concept for an economically optimized Int

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 1, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

NuScale Power Corporation

Table of Contents Filed pursuant to Rule 424(b)(3) Registration Statement No. 333-264910 Prospectus Supplement No. 3 (To Prospectus dated July 1, 2022) NuScale Power Corporation This prospectus supplement updates and amends the prospectus dated July 1, 2022 (the ?Prospectus?), which forms a part of our Registration Statement on Form S-1 (Registration No. 333-264910), with the information contained

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 14, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commis

• • Third Quarter 2022 Results November 11, 2022 • Mounting global support for nuclear energy continues to drive a robust pipeline of high- quality prospective customers • Recent Emergency Planning Zone methodology approval from U.S. Nuclear Regulato

? ? Third Quarter 2022 Results November 11, 2022 ? Mounting global support for nuclear energy continues to drive a robust pipeline of high- quality prospective customers ? Recent Emergency Planning Zone methodology approval from U.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file numbe

US67079K1007 / NuScale Power Corporation Class A / Japan Bank for International Cooperation - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) (Amendment No. 1)* INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO ? 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO ? 240.13d-2(a) NuScale Power Corporation (Name of Issuer) Class A Common Stock, $0.0001 par value (Title of Class of Securities) 67079K100 (CUSIP Number) Yasuharu Kim

US67079K1007 / NuScale Power Corporation Class A / FLUOR CORP - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* NuScale Power Corporation (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 67079K100 (CUSIP Number) John R. Reynolds Executive Vice President, Chief Legal Officer and Secretary Fluor Corporation 6700 Las

US67079K1007 / NuScale Power Corporation Class A / Doosan Enerbility Co. Ltd. - AMENDMENT NO. 1 TO SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* NuScale Power Corporation (Name of Issuer) Class A common stock, par value $0.0001 per share (Title of Class of Securities) 67079K100 (CUSIP Number) October 26, 2022 (Date of event which requires filing of this statement) Check the appropriate box to des

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 20, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

NuScale’s Emergency Planning Zone boundary methodology validated by the U.S. Nuclear Regulatory Commission Advisory Committee on Reactor Safeguards Approved methodology enables NuScale’s unparalleled safety to merit a smaller Emergency Planning Zone

NuScale?s Emergency Planning Zone boundary methodology validated by the U.S. Nuclear Regulatory Commission Advisory Committee on Reactor Safeguards Approved methodology enables NuScale?s unparalleled safety to merit a smaller Emergency Planning Zone for potential locations PORTLAND, Ore. ? NuScale Power LLC (NuScale) announced today that the U.S. Nuclear Regulatory Commission?s (NRC) Advisory Comm

1 NuScale Power Schedules Third Quarter 2022 Earnings Release and Conference Call Date PORTLAND, Ore. – NuScale Power Corporation (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced small modular reactor nuclear technolo

1 NuScale Power Schedules Third Quarter 2022 Earnings Release and Conference Call Date PORTLAND, Ore.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 18, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commiss

NuScale Power and KGHM Sign Task Order to Initiate the Deployment of First Small Modular Reactor in Poland The signing marks a further commitment to progress the approval process for the first small modular reactor in Poland PORTLAND, Ore. – On Septe

NuScale Power and KGHM Sign Task Order to Initiate the Deployment of First Small Modular Reactor in Poland The signing marks a further commitment to progress the approval process for the first small modular reactor in Poland PORTLAND, Ore.

NuScale to Attend UBS Global Energy Transition Investor Conference PORTLAND, Ore.--(BUSINESS WIRE)-- NuScale Power Corporation (NYSE: SMR) the industry-leading provider of proprietary and innovative advanced small modular nuclear reactor technology,

NuScale to Attend UBS Global Energy Transition Investor Conference PORTLAND, Ore.-(BUSINESS WIRE)- NuScale Power Corporation (NYSE: SMR) the industry-leading provider of proprietary and innovative advanced small modular nuclear reactor technology, today announced that Chief Financial Officer Chris Colbert will participate and meet with investors at the upcoming UBS Global Energy Transition Confere

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 12, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commi

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 16, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

Communication to members of NuScale LLC.

From: Murgo, Rudy To: Investor Relations Cc: Temple, Bob; Colbert, Christopher; Cannon, Patrick Subject: Re: Supplemental Information re Notice of Exchange dated July 12, 2022 (?Supplement?); Quarterly Exchange Date ? August 26, 2022 Date: Tuesday, August 16, 2022 4:33:33 PM Attachments: https://www.

NuScale Power Corporation

Filed pursuant to Rule 424(b)(3) Registration Statement No. 333-264910 Prospectus Supplement No. 2 (To Prospectus dated July 1, 2022) NuScale Power Corporation This prospectus supplement updates and amends the prospectus dated July 1, 2022 (the ?Prospectus?), which forms a part of our Registration Statement on Form S-1 (Registration No. 333-264910), with the information contained in our Current Re

From: Murgo, Rudy To: Investor Relations Cc: Temple, Bob; Colbert, Christopher; Cannon, Patrick Subject: Re: Supplemental Information re Notice of Exchange dated July 12, 2022 (“Supplement”); Quarterly Exchange Date – August 26, 2022 Date: Tuesday, A

resupplementalinformati From: Murgo, Rudy To: Investor Relations Cc: Temple, Bob; Colbert, Christopher; Cannon, Patrick Subject: Re: Supplemental Information re Notice of Exchange dated July 12, 2022 (“Supplement”); Quarterly Exchange Date – August 26, 2022 Date: Tuesday, August 16, 2022 4:33:33 PM Attachments: image001.

NuScale Power Corporation

Filed pursuant to Rule 424(b)(3) Registration Statement No. 333-264910 Prospectus Supplement No. 1 (To Prospectus dated July 1, 2022) NuScale Power Corporation This prospectus supplement updates and amends the prospectus dated July 1, 2022 (the ?Prospectus?), which forms a part of our Registration Statement on Form S-1 (Registration No. 333-264910), with the information contained in our Quarterly

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001

NuScale Power Reports Second Quarter 2022 Results and Reaffirms Financial Outlook • Raised $381 million from successful Spring Valley Acquisition Corp. merger and associated PIPE offering • Reaffirms financial outlook; reports strong balance sheet fe

NuScale Power Reports Second Quarter 2022 Results and Reaffirms Financial Outlook ? Raised $381 million from successful Spring Valley Acquisition Corp.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 10, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commissi

NuScale Power to Release Second Quarter 2022 Results and Host Conference Call on August 10th PORTLAND, Ore.-- NuScale Power Corporation (“NuScale” or the “Company”) (NYSE: SMR), the industry-leading provider of proprietary and innovative advanced sma

NuScale Power to Release Second Quarter 2022 Results and Host Conference Call on August 10th PORTLAND, Ore.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 27, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

NuScale Power Corporation 2022 Long-Term Incentive Plan - Restricted Stock Unit Agreement

115845525.1 0034163-00001 NuScale Power Corporation Restricted Stock Unit Notice under the NuScale Power Corporation 2022 Long-Term Incentive Plan Name of Grantee: This Notice evidences the award of Restricted Stock Units (each, an ?RSU,? and collectively, the ?RSUs?) of NuScale Power Corporation, a Delaware corporation (the ?Company?), that have been granted to you pursuant to the NuScale Power C

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 13, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

NuScale Power Announces Effectiveness of Form S-1 Registration Statement Registration applies to pre-merger shares and PIPE securities Increases accessibility and liquidity for shareholders and new investors NuScale’s proprietary and innovative carbo

NuScale Power Announces Effectiveness of Form S-1 Registration Statement Registration applies to pre-merger shares and PIPE securities Increases accessibility and liquidity for shareholders and new investors NuScale?s proprietary and innovative carbon-free baseload and load-following power solution is the only viable, near-term deployable U.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 7, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

Filing Fee Table.

EXHIBIT 107 Calculation of Filing Fee Tables S-8 (Form Type) NuScale Power Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Unit(2) Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Class A Common Stock(3) 457 (a) 32,503,809 $ 10.

2022 Long-Term Incentive Plan, as amended, and forms of Restricted Stock Unit Award Notice and Restricted Stock Unit Award Agreement

EXHIBIT 4.3 NUSCALE POWER CORPORATION 2022 LONG-TERM INCENTIVE PLAN TABLE OF CONTENTS Page 1. HISTORY; EFFECTIVE DATE 1 2. PURPOSES OF THE PLAN 1 3. TERMINOLOGY 1 4. ADMINISTRATION 1 (a) Administration of the Plan 1 (b) Powers of the Administrator 1 (c) Delegation of Administrative Authority 2 (d) Non-Uniform Determinations 3 (e) Limited Liability; Advisors 3 (f) Indemnification 3 (g) Effect of Ad

As filed with the Securities and Exchange Commission on July 5, 2022

As filed with the Securities and Exchange Commission on July 5, 2022 Registration No.

228,011,646 Shares of Class A Common Stock 8,900,000 Warrants to Purchase Shares of Class A Common Stock NUSCALE POWER CORPORATION

TABLE OF CONTENTS ?Filed Pursuant to Rule 424(b)(3)? ? Registration No. 333-264910? PROSPECTUS 228,011,646 Shares of Class A Common Stock 8,900,000 Warrants to Purchase Shares of Class A Common Stock NUSCALE POWER CORPORATION ? This prospectus relates to (1) the issuance by us of up to 178,396,711 shares (?Exchange Shares?) of Class A Common Stock, par value $0.0001 per share (?Class A Common Stoc

NuScale Power Corporation 6650 SW Redwood Lane, Suite 210 Portland, OR 97224

NuScale Power Corporation 6650 SW Redwood Lane, Suite 210 Portland, OR 97224 June 27, 2022 VIA EDGAR Attention: Gregory Herbers Jay Ingram United States Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 20, 2022 NuScale Power Corporation (Exact name of registrant as specified in its charter) Delaware 001-39736 98-1588588 (State or other jurisdiction of incorporation) (Commission

NuScale Announces Strategic Shift to Product Services and Delivery Organization as Company Approaches Commercialization June 20, 2022 PORTLAND, Ore.- NuScale Power LLC (“NuScale”) announced today that the company will make a strategic shift from prod

NuScale Announces Strategic Shift to Product Services and Delivery Organization as Company Approaches Commercialization June 20, 2022 PORTLAND, Ore.

Executive Change in Control Plan

Exhibit 10.24 CHANGE IN CONTROL PLAN THIS CHANGE IN CONTROL PLAN is effective as of , 2022 (the ?Effective Date?) and is applicable to all NuScale Power Executives. It is intended to give guidance regarding possible personnel actions following a change in control. SECTION 1: DEFINITIONS All terms defined in this Section 1 will, throughout this Plan, have the meanings given herein: (a) "Annual Ince

As filed with the Securities and Exchange Commission on June 13, 2022

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on June 13, 2022 No.

Restricted Unit and Bonus Award Agreement between NuScale Power, LLC and Dale Atkinson

Exhibit 10.25 Execution Version RESTRICTED UNIT AND BONUS AWARD AGREEMENT This Restricted Unit and Bonus Award Agreement (?Agreement?), dated April 1, 2022 (the ?Grant Date?), between NuScale Power, LLC, an Oregon limited liability company (the ?Company?), and Dale Atkinson (?Executive?). The Company and Executive are each a ?Party? and collectively the ?Parties.? RECITALS A. In order to provide a