NPK / National Presto Industries, Inc. - Depositi SEC, Relazione annuale, dichiarazione di delega

National Presto Industries, Inc.
US ˙ NYSE ˙ US6372151042

Statistiche di base
CIK 80172
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to National Presto Industries, Inc.
SEC Filings (Chronological Order)
Questa pagina fornisce un elenco completo e cronologico dei depositi SEC, esclusi i documenti di proprietà che forniamo altrove.
August 8, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED June 29, 2025  ☐ 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 1-245

August 4, 2025 8-K

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 29, 2025 National Presto Ind

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 29, 2025 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Comm

August 4, 2025 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD Eau Claire, Wisconsin (July 30, 2025) – National Presto Industries, Inc. (NYSE: NPK) announced today that on July 29, 2025, the U.S. Army awarded AMTEC Corporation, its wholly-owned subsidiary, an option award totaling $101.1 million under year four (

July 28, 2025 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES SECOND QUARTER 2025 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES SECOND QUARTER 2025 SALES AND EARNINGS Eau Claire, Wisconsin (July 25, 2025) — National Presto Industries, Inc. (NYSE: NPK) announced today second quarter 2025 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis of the wei

July 28, 2025 8-K

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 25, 2025 National Presto Ind

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 25, 2025 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Comm

May 29, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 3925 North Hastings Way Eau Claire, Wisconsin 54703-

May 29, 2025 EX-1.01

CONFLICT MINERALS REPORT

EXHIBIT 1.01 CONFLICT MINERALS REPORT This is the Conflict Minerals Report for National Presto Industries, Inc. for the reporting period from January 1, 2024, to December 31, 2024, filed with the United States Securities and Exchange Commission pursuant to Rule 13p-1 under the Securities Exchange Act of 1934 (the “Rule 13p-1”). National Presto Industries, Inc. and its subsidiaries (collectively “N

May 21, 2025 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITY 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 20, 2025 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commiss

May 21, 2025 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF A DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF A DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING Eau Claire, Wisconsin (May 21, 2025) – The stockholders of National Presto Industries, Inc. (NYSE: NPK) re-elected Patrick J. Quinn and Douglas J. Frederick to new three-year terms as directors at the May 20, 2025,

May 9, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED March 30, 2025  ☐ 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 1-24

May 7, 2025 8-K

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 2, 2025 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commis

May 7, 2025 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED FIRST QUARTER 2025 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED FIRST QUARTER 2025 SALES AND EARNINGS Eau Claire, Wisconsin (May 2, 2025) — National Presto Industries, Inc. (NYSE: NPK) announced today first quarter 2025 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis of t

April 15, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14A-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14A-101) INFORMATION REQUIRED IN PROXY STATEMENT 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 ☐ Confide

April 3, 2025 EX-19.1

Policy Statement Securities Trading by Restricted Personnel

EXHIBIT 19.1 NATIONAL PRESTO INDUSTRIES, INC. POLICY STATEMENT SECURITIES TRADING BY RESTRICTED PERSONNEL (Updated January 2025) SUMMARY Federal laws and policies of National Presto Industries, Inc. (the “Company”) prohibit transactions in Company stock when a person is in possession of material non-public information related to the Company. Material information is any information that a reasonabl

April 3, 2025 10-K/A

 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 10-K/A Amendment No. 1

-12-31FY2024   UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549  FORM 10-K/A Amendment No. 1  ☑ 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 N

April 3, 2025 EX-9.3

Voting Trust Agreement Amendment - incorporated by reference from Exhibit 9.3 of the Company's annual report on Form 10-K for the year ended December 31, 2024

EXHIBIT 9.3 VOTING TRUST AGREEMENT AMENDMENT Whereas, the persons, listed below (hereinafter referred to as the “Certificate Holders”) wish to amend the Voting Trust Agreement entered into as of December 4, 1989 (hereinafter referred to as the “Voting Trust Agreement”) to extend the term of the Voting Trust created in that Agreement for an additional twenty years from this 15th day of August 2024

April 2, 2025 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARDS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARDS Eau Claire, Wisconsin (April 2, 2025) – National Presto Industries, Inc. (NYSE: NPK) announced today that AMTEC Corporation, its wholly-owned subsidiary, recently received multiple contract awards totaling $139.7M from various customers for 40mm cart

April 2, 2025 8-K

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): March 28, 2025 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Com

March 14, 2025 EX-21

Subsidiaries of the Registrant

EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT PARENT AND SUBSIDIARIES (Included in the Consolidated Financial Statements and Wholly-owned) National Presto Industries, Inc.

March 14, 2025 10-K

 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  ☑ 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 1-2451  NATIONAL PRESTO

March 6, 2025 8-K

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 1, 2025

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 1, 2025 National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or Other Jurisdiction of Incorporation) (Commi

February 21, 2025 8-K

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): February 21, 2025 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

February 21, 2025 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2024 SALES AND EARNINGS AND 2025 DIVIDEND

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2024 SALES AND EARNINGS AND 2025 DIVIDEND Eau Claire, Wisconsin (February 21, 2025) - National Presto Industries, Inc. (NYSE: NPK) announced today 2024 sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the

February 14, 2025 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARDS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARDS Eau Claire, Wisconsin (February 12, 2025) – National Presto Industries, Inc. (NYSE: NPK) announced today that AMTEC Corporation, its wholly-owned subsidiary, recently received three awards totaling $71.2M for 40mm cartridges in support of Ukraine, Im

February 14, 2025 8-K

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): February 10, 2025 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

January 24, 2025 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD Eau Claire, Wisconsin (January 23, 2025) – National Presto Industries, Inc. (NYSE: NPK) announced today that on January 21, 2025, Spectra Technologies, LLC, a wholly-owned subsidiary within National Defense Corporation, Presto’s Defense Division Holdi

January 24, 2025 8-K

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): January 21, 2025 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (C

November 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED September 29, 2024  ☐ 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

October 31, 2024 SC 13G

NPK / National Presto Industries, Inc. / DIMENSIONAL FUND ADVISORS LP - SEC 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. )* National Presto Industries Inc (Name of Issuer) Common Stock (Title of Class of Securities) 637215104 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to whi

October 28, 2024 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASEDTHIRD QUARTER 2024 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASEDTHIRD QUARTER 2024 SALES AND EARNINGS Eau Claire, Wisconsin (October 25, 2024) - National Presto Industries, Inc. (NYSE: NPK) announced today third quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of t

October 28, 2024 8-K

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): October 25, 2024 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (C

October 2, 2024 8-K

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 27, 2024. National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation)

October 2, 2024 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD Eau Claire, Wisconsin (October 1, 2024) – National Presto Industries, Inc. (NYSE: NPK) announced today that on September 27, 2024, the U.S. Army awarded AMTEC Corporation, its wholly-owned subsidiary, an option award totaling $162.6 million under year

August 26, 2024 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD Eau Claire, Wisconsin (August 23, 2024) – National Presto Industries, Inc. (NYSE: NPK) announced today that on August 21, 2024, the U.S. Army awarded AMTEC Corporation, its wholly-owned subsidiary, an option award totaling $52.0 million under year thr

August 26, 2024 8-K

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 21, 2024 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Co

August 9, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED June 30, 2024  ☐ 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 1-245

August 1, 2024 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED SECOND QUARTER 2024 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED SECOND QUARTER 2024 SALES AND EARNINGS Eau Claire, Wisconsin (July 26, 2024) — National Presto Industries, Inc. (NYSE: NPK) announced today increased second quarter 2024 sales and earnings as shown in the table below. Net earnings per share have been computed on

August 1, 2024 8-K

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): July 26, 2024 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Comm

May 29, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 3925 North Hastings Way Eau Claire, Wisconsin 54703-

May 29, 2024 EX-1.01

Exhibit 1.01 – Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

EXHIBIT 1.01 CONFLICT MINERALS REPORT This is the Conflict Minerals Report for National Presto Industries, Inc. for the reporting period from January 1, 2023, to December 31, 2023, filed with the United States Securities and Exchange Commission pursuant to Rule 13p-1 under the Securities Exchange Act of 1934 (the “Rule 13p-1”). National Presto Industries, Inc. and its subsidiaries (collectively “N

May 23, 2024 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF A DIRECTOR AND NEW DEFENSE SEGMENT AWARDS AT ITS ANNUAL STOCKHOLDER MEETING

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF A DIRECTOR AND NEW DEFENSE SEGMENT AWARDS AT ITS ANNUAL STOCKHOLDER MEETING Eau Claire, Wisconsin (May 22, 2024) – The stockholders of National Presto Industries, Inc. (NYSE: NPK) re-elected Maryjo Cohen to a new three-year term as director at the May 21, 2024,

May 23, 2024 8-K

Financial Statements and Exhibits, Other Events, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITY 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 17, 2024 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commiss

May 15, 2024 8-K

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): May 10, 2024 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commi

May 15, 2024 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARDS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARDS Eau Claire, Wisconsin (May 14, 2024) – National Presto Industries, Inc. (NYSE: NPK) announced today that on May 13, 2024, the U.S. Army awarded AMTEC Corporation, its wholly-owned subsidiary, a five-year Indefinite Delivery Indefinite Quantity (IDIQ)

May 10, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED March 31, 2024  ☐ 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 1-24

April 30, 2024 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED FIRST QUARTER 2024 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED FIRST QUARTER 2024 SALES AND EARNINGS Eau Claire, Wisconsin (April 26, 2024) — National Presto Industries, Inc. (NYSE: NPK) announced today first quarter 2024 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis o

April 30, 2024 8-K

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): April 26, 2024 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Com

April 16, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14A-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14A-101) INFORMATION REQUIRED IN PROXY STATEMENT 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 ☐ Confide

March 27, 2024 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE SEGMENT AWARD Eau Claire, Wisconsin (March 27, 2024) – National Presto Industries, Inc. (NYSE: NPK) announced today that on March 22, 2024, the U.S. Army awarded AMTEC Corporation, its wholly-owned subsidiary, option awards totaling $88.6 million under year three (

March 27, 2024 8-K

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): March 22, 2024 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Com

March 15, 2024 EX-97

Policy for the Recovery of Erroneously Awarded Compensation - incorporated by reference from Exhibit 97 of the Company's annual report on Form 10-K for the year ended December 31, 2023

Exhibit 97 NATIONAL PRESTO INDUSTRIES, INC. POLICY FOR THE RECOVERY OF ERRONEOUSLY AWARDED COMPENSATION A. OVERVIEW In accordance with the applicable rules of The New York Stock Exchange Listed Company Manual (the “NYSE Rules”), Section 10D and Rule 10D-1 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”) (“Rule 10D-1”), the Board of Directors (the “Board”) of National Presto

March 15, 2024 10-K

 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  ☑ 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 1-2451  NATIONAL PRESTO

March 15, 2024 EX-21

Subsidiaries of the Registrant

EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT PARENT AND SUBSIDIARIES (Included in the Consolidated Financial Statements and Wholly-owned) National Presto Industries, Inc.

February 20, 2024 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, 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): February 16, 2024 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

February 20, 2024 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2023 SALES AND EARNINGS, 2024 DIVIDEND AND TWO DEFENSE CONTRACT AWARDS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2023 SALES AND EARNINGS, 2024 DIVIDEND AND TWO DEFENSE CONTRACT AWARDS Eau Claire, Wisconsin (February 16, 2024) - National Presto Industries, Inc. (NYSE: NPK) announced today 2023 sales and earnings, as shown in the table below. Net earnings per share have been

February 13, 2024 SC 13G/A

NPK / National Presto Industries, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01515-nationalprestoindust.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: National Presto Industries Inc Title of Class of Securities: Common Stock CUSIP Number: 637215104 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate

November 13, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED October 1, 2023  ☐ 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 1-2

November 3, 2023 8-K

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): October 27, 2023 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (C

November 3, 2023 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES THIRD QUARTER 2023 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES THIRD QUARTER 2023 SALES AND EARNINGS Eau Claire, Wisconsin (October 27, 2023) - National Presto Industries, Inc. (NYSE: NPK) announced today third quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the weight

August 11, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED July 2, 2023  ☐ 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 1-2451

July 31, 2023 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES SECOND QUARTER 2023 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES SECOND QUARTER 2023 SALES AND EARNINGS Eau Claire, Wisconsin (July 28, 2023) — National Presto Industries, Inc. (NYSE: NPK) announced today second quarter 2023 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis of the wei

July 31, 2023 8-K

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 28, 2023 National Presto Ind

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 28, 2023 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Comm

June 1, 2023 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD Eau Claire, Wisconsin (May 31, 2023) – National Presto Industries, Inc. (NYSE: NPK) announced today that on May 26, 2023, the U.S. Army awarded AMTEC Corporation, its wholly-owned subsidiary, option awards totaling $36.2 million under year two

June 1, 2023 8-K

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): May 26, 2023 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commi

May 30, 2023 EX-1.01

Exhibit 1.01 – Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

EXHIBIT 1.01 CONFLICT MINERALS REPORT This is the Conflict Minerals Report for National Presto Industries, Inc. for the reporting period from January 1, 2022, to December 31, 2022, filed with the United States Securities and Exchange Commission pursuant to Rule 13p-1 under the Securities Exchange Act of 1934 (the “Rule 13p-1”). National Presto Industries, Inc. and its subsidiaries (collectively “N

May 30, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 3925 North Hastings Way Eau Claire, Wisconsin 54703-

May 19, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITY 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 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commiss

May 19, 2023 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING AND RESIGNATION AND APPOINTMENT OF NEW BOARD DIRECTOR

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING AND RESIGNATION AND APPOINTMENT OF NEW BOARD DIRECTOR Eau Claire, Wisconsin (May 18, 2023) – The stockholders of National Presto Industries, Inc. (NYSE: NPK) re-elected Randy F. Lieble and Joseph G. Stienessen to new

May 12, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED April 2, 2023  ☐ 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 1-245

May 8, 2023 8-K

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 5, 2023 National Presto Indus

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 5, 2023 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commis

May 8, 2023 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED FIRST QUARTER 2023 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED FIRST QUARTER 2023 SALES AND EARNINGS Eau Claire, Wisconsin (May 5, 2023) — National Presto Industries, Inc. (NYSE: NPK) announced today first quarter 2023 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis of t

April 11, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Notice of Annual Meeting of Stockholders May 16, 2023 Please sign and return the enclosed proxy card promptly. National Presto Industries, Inc. 3925 North Hastings Way Eau Claire

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14A-101) INFORMATION REQUIRED IN PROXY STATEMENT 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 ☐ Confide

April 5, 2023 8-K

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): March 31, 2023 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Com

April 5, 2023 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD Eau Claire, Wisconsin (April 3, 2023) – National Presto Industries, Inc. (NYSE: NPK) announced today that on March 31, 2023, the U.S. Army awarded AMTEC Corporation, its wholly-owned subsidiary, option awards totaling $88.0 million under year

March 13, 2023 10-K

 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  ☑ 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 1-2451  NATIONAL PRESTO

March 13, 2023 EX-21

Subsidiaries of the Registrant

EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT PARENT AND SUBSIDIARIES (Included in the Consolidated Financial Statements and Wholly-owned) National Presto Industries, Inc.

February 22, 2023 8-K

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 17, 2023 National Presto

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 17, 2023 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

February 22, 2023 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES 2022 SALES AND EARNINGS AND 2023 DIVIDEND

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES 2022 SALES AND EARNINGS AND 2023 DIVIDEND Eau Claire, Wisconsin (February 17, 2023) - National Presto Industries, Inc. (NYSE: NPK) announced today 2022 sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the weighted a

February 9, 2023 SC 13G/A

NPK / National Presto Industries Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01482-nationalprestoindust.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: National Presto Industries Inc. Title of Class of Securities: Common Stock CUSIP Number: 637215104 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriat

November 21, 2022 8-K

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): November 17, 2022 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

November 14, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? ? FORM 10-Q ? ? ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED October 2, 2022 ? ? 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 1-2

October 28, 2022 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES THIRD QUARTER 2022 SALES AND INCREASED EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES THIRD QUARTER 2022 SALES AND INCREASED EARNINGS Eau Claire, Wisconsin (October 28, 2022) - National Presto Industries, Inc. (NYSE: NPK) announced today third quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of

October 28, 2022 8-K

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): October 28, 2022 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (C

October 26, 2022 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ACQUIRES WOODLAWN MANUFACTURNG, LTD.

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ACQUIRES WOODLAWN MANUFACTURNG, LTD. Eau Claire, Wisconsin (October 26, 2022) ? National Presto Industries, Inc. (NYSE: NPK) announced today that its wholly owned subsidiary, National Defense Corporation, and newly formed subsidiary Woodlawn Manufacturing, LLC, acquired the equity i

October 26, 2022 8-K

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): October 26, 2022 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (C

September 29, 2022 8-K

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 23, 2022 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation)

September 29, 2022 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT AWARD Eau Claire, Wisconsin (September 29, 2022) ? National Presto Industries, Inc. (NYSE: NPK) announced today that on September 23, 2022, the U.S. Army awarded AMTEC Corporation, its wholly-owned subsidiary, a new 40mm Grenade Ammunition Systems contract

August 12, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? ? FORM 10-Q ? ? ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED July 3, 2022 ? ? 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 1-2451

August 2, 2022 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES SECOND QUARTER 2022 SALES & EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES SECOND QUARTER 2022 SALES & EARNINGS Eau Claire, Wisconsin (July 29, 2022) - National Presto Industries, Inc. (NYSE: NPK) announced today second quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the weighted

August 2, 2022 8-K

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): July 29, 2022 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Comm

May 25, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter)

SD 1 presto220694sd.htm FORM SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 3925 North Hastings

May 25, 2022 EX-1.01

Exhibit 1.01 – Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

EXHIBIT 1.01 CONFLICT MINERALS REPORT This is the Conflict Minerals Report for National Presto Industries, Inc. for the reporting period from January 1, 2021, to December 31, 2021, filed with the United States Securities and Exchange Commission pursuant to Rule 13p-1 under the Securities Exchange Act of 1934 (the ?Rule 13p-1?). National Presto Industries, Inc. and its subsidiaries (collectively ?N

May 19, 2022 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDERS’ MEETING

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDERS’ MEETING Eau Claire, Wisconsin (May 19, 2022) – The shareholders of National Presto Industries, Inc. (NYSE: NPK) re-elected Richard Cardozo and Patrick Quinn to new three-year terms as directors at the May 17, 2022, annual s

May 19, 2022 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITY 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 17, 2022 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commiss

May 13, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? ? FORM 10-Q ? ? ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED April 3, 2022 ? ? 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 1-245

May 2, 2022 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2022 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2022 SALES AND EARNINGS Eau Claire, Wisconsin (April 29, 2022) ? National Presto Industries, Inc. (NYSE: NPK) announced today first quarter 2022 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis of the weig

May 2, 2022 8-K

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): April 29, 2022 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Com

April 13, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14A-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14A-101) INFORMATION REQUIRED IN PROXY STATEMENT 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 ? Confide

March 11, 2022 10-K

 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 ? ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 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 1-2451 ? NATIONAL PRESTO

March 11, 2022 EX-21

Subsidiaries of the Registrant

EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT PARENT AND SUBSIDIARIES (Included in the Consolidated Financial Statements and Wholly-owned) National Presto Industries, Inc.

February 14, 2022 8-K

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): February 11, 2022 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

February 14, 2022 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES 2021 SALES AND EARNINGS AND 2022 DIVIDEND

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES 2021 SALES AND EARNINGS AND 2022 DIVIDEND Eau Claire, Wisconsin (February 11, 2022) - National Presto Industries, Inc. (NYSE: NPK) announced today 2021 sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the weighted a

February 10, 2022 SC 13G/A

NPK / National Presto Industries Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)* Name of issuer: National Presto Industries Inc. Title of Class of Securities: Common Stock CUSIP Number: 637215104 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule

November 12, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? ? FORM 10-Q ? ? ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED October 3, 2021 ? ? 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 1-2

November 1, 2021 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES THIRD QUARTER 2021 SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES THIRD QUARTER 2021 SALES AND EARNINGS Eau Claire, Wisconsin (October 29, 2021) - National Presto Industries, Inc. (NYSE: NPK) announced today third quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the weight

November 1, 2021 8-K

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): October 29, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (C

September 30, 2021 8-K

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 28, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation)

September 30, 2021 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD Eau Claire, Wisconsin (September 30, 2021) ? National Presto Industries, Inc. (NYSE: NPK) announced today that on September 28, 2021, AMTEC Corporation, its wholly-owned subsidiary, received option awards totaling $69.5 million under year five

August 13, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? ? FORM 10-Q ? ? ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED July 4, 2021 ? ? 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 1-2451

August 2, 2021 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES SECOND QUARTER 2021 SALES & EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES SECOND QUARTER 2021 SALES & EARNINGS Eau Claire, Wisconsin (July 30, 2021) - National Presto Industries, Inc. (NYSE: NPK) announced today second quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the weighted

August 2, 2021 8-K

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): July 30, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Comm

May 27, 2021 EX-1.01

Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form

EXHIBIT 1.01 CONFLICT MINERALS REPORT This is the Conflict Minerals Report for National Presto Industries, Inc. for the reporting period from January 1, 2020, to December 31, 2020, filed with the United States Securities and Exchange Commission pursuant to Rule 13p-1 under the Securities Exchange Act of 1934 (the ?Rule 13p-1?). National Presto Industries, Inc. and its subsidiaries (collectively ?N

May 27, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 3925 North Hastings Way Eau Claire, Wisconsin 54703-

May 20, 2021 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTOR AT ITS ANNUAL STOCKHOLDER MEETING

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTOR AT ITS ANNUAL STOCKHOLDER MEETING Eau Claire, Wisconsin (May 20, 2021) ? The shareholders of National Presto Industries, Inc. (NYSE: NPK) re-elected Maryjo Cohen to a new three-year term as director at the May 18, 2021, annual stockholders meeting. The

May 20, 2021 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITY 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 18, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commiss

May 14, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? ? FORM 10-Q ? ? ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED April 4, 2021 ? ? 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 1-245

May 5, 2021 8-K

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): April 30, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Com

May 5, 2021 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2021 INCREASED SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2021 INCREASED SALES AND EARNINGS Eau Claire, Wisconsin (April 30, 2021) ? National Presto Industries, Inc. (NYSE: NPK) announced today first quarter 2021 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis o

April 16, 2021 DEF 14A

- DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 1, 2021 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD

EHHIBIT 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD Eau Claire, Wisconsin (April 1, 2021) – National Presto Industries, Inc. (NYSE: NPK) announced today that on March 30, 2021, AMTEC Corporation, its wholly-owned subsidiary, received a $102.1 million option award under year five (Government Fis

April 1, 2021 8-K

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): March 30, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Com

March 16, 2021 8-K

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): March 12, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Com

March 16, 2021 EX-21

Subsidiaries of the Registrant

EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT PARENT AND SUBSIDIARIES (Included in the Consolidated Financial Statements and Wholly-owned) National Presto Industries, Inc.

March 16, 2021 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD Eau Claire, Wisconsin (March 15, 2021) – National Presto Industries, Inc. (NYSE: NPK) announced today that on March 12, 2021, AMTEC Corporation, its wholly-owned subsidiary, received an option award under year five (Government Fiscal Year (FY)

March 16, 2021 10-K

Annual Report - FORM 10-K

? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 ? FORM 10-K ? ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 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 1-2451 ? NATIONAL PRESTO

March 16, 2021 8-K

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): February 27, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

February 23, 2021 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2020 SALES AND EARNINGS AND 2021 DIVIDEND

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2020 SALES AND EARNINGS AND 2021 DIVIDEND Eau Claire, Wisconsin (February 19, 2021) - National Presto Industries, Inc. (NYSE: NPK) announced today 2020 sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the

February 23, 2021 8-K

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 19, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

February 18, 2021 8-K

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): February 17, 2021 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

February 18, 2021 EX-99.1

Important Safety Notice – Voluntary Recall of Indoor Electric Smokers Model No. 0601304 and Model No. 0601405

Exhibit 99.1 NEWS RELEASE CONTACT: Ann Werner FOR IMMEDIATE RELEASE (715) 839-2053 Important Safety Notice ? Voluntary Recall of Indoor Electric Smokers Model No. 0601304 and Model No. 0601405 Eau Claire, Wisconsin (February 17, 2021) ? As a trusted name in home appliances for more than 115 years, National Presto Industries, Inc. (NYSE: NPK) (?Presto?) puts consumer safety first. Today, in partner

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6)* Name of issuer: National Presto Industries Inc. Title of Class of Securities: Common Stock CUSIP Number: 637215104 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule

November 6, 2020 10-Q

Quarterly Report - FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED September 27, 2020  ☐ 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

October 29, 2020 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED THIRD QUARTER 2020 SALES

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED THIRD QUARTER 2020 SALES Eau Claire, Wisconsin (October 23, 2020) - National Presto Industries, Inc. (NYSE: NPK) announced today third quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the weighted

October 29, 2020 EX-16.1

Letter from BDO USA LLP regarding change in certifying accountant

Exhibit 16.1

October 29, 2020 8-K

Changes in Registrant's Certifying Accountant, Results of Operations and Financial Condition - FORM 8-K

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 23, 2020 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (C

August 10, 2020 10-Q

Quarterly Report - FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED June 28, 2020  ☐ 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 1-245

July 28, 2020 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED SECOND QUARTER 2020 SALES & EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED SECOND QUARTER 2020 SALES & EARNINGS Eau Claire, Wisconsin (July 27, 2020) - National Presto Industries, Inc. (NYSE: NPK) announced today second quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the

July 28, 2020 8-K

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, 2020 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Comm

June 1, 2020 SD

- FORM SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 3925 North Hastings Way Eau Claire, Wisconsin 54703-

June 1, 2020 EX-1.01

CONFLICT MINERALS REPORT

EXHIBIT 1.01 CONFLICT MINERALS REPORT This is the Conflict Minerals Report for National Presto Industries, Inc. for the reporting period from January 1, 2019, to December 31, 2019, filed with the United States Securities and Exchange Commission pursuant to Rule 13p-1 under the Securities Exchange Act of 1934 (the “Rule 13p-1”). National Presto Industries, Inc. and its subsidiaries (collectively “N

June 1, 2020 EX-10.1

Non-Employee Director Compensation Plan

EXHIBIT 10.1 NATIONAL PRESTO INDUSTRIES, INC. NON-EMPLOYEE DIRECTOR COMPENSATION PLAN 1. Purpose. The purpose of this Non-Employee Director Compensation Plan (the “Plan”) is to attract and retain qualified individuals to serve as Non-Employee Directors of National Presto Industries, Inc. (the “Company”) and to more closely align the interests of such Non-Employee Directors with those of the Compan

June 1, 2020 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING AND DEFENSE SEGMENT SUBCONTRACT AWARD

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING AND DEFENSE SEGMENT SUBCONTRACT AWARD Eau Claire, Wisconsin (June 1, 2020) – The shareholders of National Presto Industries, Inc. (NYSE: NPK) re-elected Randy Lieble and Joseph G. Stienessen to new three-year terms as

June 1, 2020 8-K

Financial Statements and Exhibits, Other Events, 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, 2020 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commi

May 27, 2020 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD FOR FY20

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD FOR FY20 Eau Claire, Wisconsin (May 27, 2020) – National Presto Industries, Inc. (NYSE: NPK) announced today that on May 22, 2020, AMTEC Corporation, its wholly-owned subsidiary, received a $44.4 million option award under year four (Governmen

May 27, 2020 8-K

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): May 22, 2020 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commi

May 22, 2020 10-Q

Quarterly Report - 10-Q

 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED March 29, 2020  ☐ 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 1-2451   NATIONAL

May 8, 2020 8-K

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): May 8, 2020 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commis

May 1, 2020 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2020 INCREASED SALES AND EARNINGS

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2020 INCREASED SALES AND EARNINGS Eau Claire, Wisconsin (April 30, 2020) — National Presto Industries, Inc. (NYSE: NPK) announced today first quarter 2020 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis o

May 1, 2020 8-K

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): April 30, 2020 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Com

April 29, 2020 DEFA14A

- FORM DEFA 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 14, 2020 DEF 14A

NPK / National Presto Industries, Inc. DEF 14A - - DEFINITIVE PROXY STATEMENT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 31, 2020 10-K/A

NPK / National Presto Industries, Inc. 10-K/A - Annual Report - 10-K/A

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549    FORM 10-K/A Amendment No. 1    ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 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

March 11, 2020 EX-21

Subsidiaries of the Registrant

EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT  PARENT AND SUBSIDIARIES (Included in the Consolidated Financial Statements and Wholly-owned)  National Presto Industries, Inc.

March 11, 2020 10-K

NPK / National Presto Industries, Inc. 10-K - Annual Report - 10-K

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549    FORM 10-K    ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 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 1-2451    NATI

March 11, 2020 EX-4

Description of Registrant’s Securities - Incorporated by reference from Exhibit 4 of the Company's annual report on Form 10-K for the year ended December 31, 2019

EXHIBIT 04 DESCRIPTION OF REGISTRANT’S SECURITIES  Description of Capital Stock The following description of our capital stock summarizes material terms and provisions that apply to our capital stock.

February 25, 2020 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES EARNINGS AND 2020 DIVIDEND

Exhibit 99.1 NEWS RELEASE CONTACT: David Peuse FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES EARNINGS AND 2020 DIVIDEND Eau Claire, Wisconsin (February 21, 2020) - National Presto Industries, Inc. (NYSE: NPK) announced today 2019 sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the weighted average number o

February 25, 2020 8-K

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): February 21, 2020 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (

February 12, 2020 SC 13G/A

NPK / National Presto Industries, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 5)* Name of issuer: National Presto Industries Inc Title of Class of Securities: Common Stock CUSIP Number: 637215104 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule

January 28, 2020 10-Q

NPK / National Presto Industries, Inc. 10-Q - Quarterly Report - 10-Q

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED September 29, 2019  ☐ 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 1-2451   NAT

November 22, 2019 10-Q

NPK / National Presto Industries, Inc. 10-Q - Quarterly Report - 10-Q

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED June 30, 2019  ☐ 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 1-2451   NATIONAL

November 18, 2019 10-Q/A

NPK / National Presto Industries, Inc. 10-Q/A - Quarterly Report - 10-Q/A

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q/A Amendment No. 1   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED March 31, 2019  ☐ 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

November 15, 2019 10-K/A

NPK / National Presto Industries, Inc. 10-K/A - Annual Report - 10-K/A

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549    FORM 10-K/A Amendment No. 1    ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 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

November 8, 2019 NT 10-Q

NPK / National Presto Industries, Inc. NT 10-Q - - FORM NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): oForm 10-K oForm 20-F oForm 11-K x Form 10-Q o Form 10-D o Form N-CEN oForm N-CSR For Period Ended: September 29, 2019 oTransition Report on Form 10-K oTransition Report on Form 20-F oTransition Report on Form 11-K oTransition Report on Form 10-Q For the Transition Period Ended: Nothing in this form shall be construed to imply that the Commission has verified any information contained herein.

October 23, 2019 8-K

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): October 17, 2019 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (C

August 20, 2019 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. RECEIVES NYSE NOTICE REGARDING LATE FORM 10-Q FILING

Exhibit 99.1 NEWS RELEASE CONTACT: DAVID PEUSE FOR IMMEDIATE RELEASE (715) 839-2146 NATIONAL PRESTO INDUSTRIES, INC. RECEIVES NYSE NOTICE REGARDING LATE FORM 10-Q FILING Eau Claire, Wisconsin (August 20, 2019) - National Presto Industries, Inc. (NYSE: NPK) (the “Company”) announced today that due to the Company’s delay in filing its Quarterly Report on Form 10-Q for the quarter ended June 30, 2019

August 20, 2019 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, 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): August 15, 2019 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Co

August 9, 2019 NT 10-Q

NPK / National Presto Industries, Inc. NT 10-Q - - FORM NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): oForm 10-K oForm 20-F oForm 11-K x Form 10-Q o Form 10-D o Form N-CEN oForm N-CSR For Period Ended: June 30, 2019 oTransition Report on Form 10-K oTransition Report on Form 20-F oTransition Report on Form 11-K oTransition Report on Form 10-Q For the Transition Period Ended: Nothing in this form shall be construed to imply that the Commission has verified any information contained herein.

July 26, 2019 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ACQUIRES ONEEVENT TECHNOLOGIES

Exhibit 99.1 NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 NATIONAL PRESTO INDUSTRIES, INC. ACQUIRES ONEEVENT TECHNOLOGIES Eau Claire, Wisconsin (July 23, 2019) – National Presto Industries, Inc. (NYSE: NPK) announced today that its wholly owned subsidiary, OETA, Inc., has purchased substantially all the assets of OneEvent Technologies, Inc., a Mount Horeb, Wisconsin, com

July 26, 2019 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITY 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 23, 2019 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation) (Commis

May 30, 2019 SD

NPK / National Presto Industries, Inc. SD - - FORM SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 3925 North Hastings Way Eau Claire, Wisconsin 54703-

May 30, 2019 EX-1.01

CONFLICT MINERALS REPORT

EXHIBIT 1.01 CONFLICT MINERALS REPORT This is the Conflict Minerals Report for National Presto Industries, Inc. for the reporting period from January 1, 2018, to December 31, 2018, filed with the United States Securities and Exchange Commission pursuant to Rule 13p-1 under the Securities Exchange Act of 1934 (the “Rule 13p-1”). National Presto Industries, Inc. and its subsidiaries (collectively “N

May 23, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITY 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 21, 2019  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporat

May 23, 2019 EX-99.1

 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING; PLANNED RETIREMENT OF RANDY LIEBLE; DAVID PEUSE NAMED AS TREASURER

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING; PLANNED RETIREMENT OF RANDY LIEBLE; DAVID PEUSE NAMED AS TREASURER  Eau Claire, Wisconsin (May 22, 2019) – The stockholders of National Presto Industries, Inc. (NYSE: NPK) re-elected Richard Cardozo and Patri

May 10, 2019 10-Q

NPK / National Presto Industries, Inc. 10-Q Quarterly Report 10-Q

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED March 31, 2019  ☐ 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 1-2451   NATIONA

April 29, 2019 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2019 SALES AND EARNINGS

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2019 SALES AND EARNINGS  Eau Claire, Wisconsin (April 26, 2019) ̶ National Presto Industries, Inc. (NYSE: NPK) announced today first quarter 2019 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis of

April 29, 2019 8-K

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 26, 2019  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorp

April 16, 2019 DEF 14A

NPK / National Presto Industries, Inc. DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 28, 2019 8-K

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): March 25, 2019  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorp

March 28, 2019 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD FOR FY19

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD FOR FY19  Eau Claire, Wisconsin (March 28, 2019) – National Presto Industries, Inc. (NYSE: NPK) announced today that on March 25, 2019, AMTEC Corporation, its wholly-owned subsidiary, received a $23.8 million option award under year th

March 15, 2019 10-K

NPK / National Presto Industries, Inc. 10-K (Annual Report)

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549    FORM 10-K    ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 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 1-2451    NATI

March 15, 2019 EX-21

Subsidiaries of the Registrant

EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT  PARENT AND SUBSIDIARIES (Included in the Consolidated Financial Statements and Wholly-owned)  National Presto Industries, Inc.

February 15, 2019 8-K

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, 2019  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of inc

February 15, 2019 EX-99.1

 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES EARNINGS AND 2019 DIVIDEND

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164   NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES EARNINGS AND 2019 DIVIDEND  Eau Claire, Wisconsin (February 15, 2019) - National Presto Industries, Inc. (NYSE: NPK) announced today 2018 sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the weighted avera

February 11, 2019 SC 13G/A

NPK / National Presto Industries, Inc. / VANGUARD GROUP INC Passive Investment

nationalprestoindustriesinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 4 )* Name of issuer: National Presto Industries Inc Title of Class of Securities: Common Stock CUSIP Number: 637215104 Date of Event Which Requires Filing of this Statement: December 31, 2018 Che

December 14, 2018 8-K

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 11, 2018  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of inc

December 14, 2018 EX-99.1

 NATIONAL PRESTO INDUSTRIES, INC. NAMES CHIEF OPERATING OFFICER OF THE HOUSEWARES/SMALL APPLIANCE SEGMENT

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164   NATIONAL PRESTO INDUSTRIES, INC. NAMES CHIEF OPERATING OFFICER OF THE HOUSEWARES/SMALL APPLIANCE SEGMENT  Eau Claire, Wisconsin (December 14, 2018) — National Presto Industries, Inc. (NYSE: NPK) announced today that during its December 11, 2018, meeting, the Board of Directors elected the Company’s Vice P

November 9, 2018 10-Q

NPK / National Presto Industries, Inc. 10-Q (Quarterly Report)

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED September 30, 2018  ☐ 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 1-2451   NAT

October 29, 2018 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES THIRD QUARTER 2018 SALES & EARNINGS

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES THIRD QUARTER 2018 SALES & EARNINGS  Eau Claire, Wisconsin (October 26, 2018) - National Presto Industries, Inc. (NYSE: NPK) announced today third quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis of the

October 29, 2018 8-K

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 26, 2018  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of inco

October 18, 2018 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DIVESTITURE OF AMTEC LESS LETHAL SYSTEMS, INC. TO PACEM DEFENSE LLC

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DIVESTITURE OF AMTEC LESS LETHAL SYSTEMS, INC. TO PACEM DEFENSE LLC  Eau Claire, Wisconsin (October 18, 2018) - National Presto Industries, Inc. (NYSE: NPK) announced today that its wholly-owned subsidiary AMTEC Corporation sold the stock of its wholly-owned subsid

October 18, 2018 8-K

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 17, 2018  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of inco

September 26, 2018 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD FOR FY18

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD FOR FY18  Eau Claire, Wisconsin (September 24, 2018) – National Presto Industries, Inc. (NYSE: NPK) announced today that on September 21, 2018, AMTEC Corporation, its wholly owned subsidiary, received a $46.8 million option award under

September 26, 2018 8-K

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 21, 2018  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of in

August 10, 2018 10-Q

NPK / National Presto Industries, Inc. 10-Q (Quarterly Report)

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED July 1, 2018  ☐ 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 1-2451   NATIONAL

July 30, 2018 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED SECOND QUARTER 2018 SALES & EARNINGS

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED SECOND QUARTER 2018 SALES & EARNINGS Eau Claire, Wisconsin (July 27, 2018) - National Presto Industries, Inc. (NYSE: NPK) announced today second quarter sales and earnings, as shown in the table below. Net earnings per share have been computed on the basis

July 30, 2018 8-K

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, 2018  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorpo

May 25, 2018 EX-1.01

CONFLICT MINERALS REPORT

EXHIBIT 1.01 CONFLICT MINERALS REPORT This is the Conflict Minerals Report for National Presto Industries, Inc. for the reporting period from January 1, 2017, to December 31, 2017, filed with the United States Securities and Exchange Commission pursuant to Rule 13p-1 under the Securities Exchange Act of 1934 (the “Rule 13p-1”). National Presto Industries, Inc. and its subsidiaries (collectively “N

May 25, 2018 SD

NPK / National Presto Industries, Inc. FORM SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 3925 North Hastings Way Eau Claire, Wisconsin 54703-

May 16, 2018 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITY 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 15, 2018  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporat

May 16, 2018 EX-99.1

 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTOR AT ITS ANNUAL STOCKHOLDER MEETING; DOUGLAS J. FREDERICK NAMED VICE PRESIDENT

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTOR AT ITS ANNUAL STOCKHOLDER MEETING; DOUGLAS J. FREDERICK NAMED VICE PRESIDENT  Eau Claire, Wisconsin (May 16, 2018) – The shareholders of National Presto Industries, Inc. (NYSE: NPK) re-elected Maryjo Cohen to a new three-year term as director a

May 11, 2018 10-Q

NPK / National Presto Industries, Inc. 10-Q (Quarterly Report)

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED April 1, 2018  ☐ 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 1-2451   NATIONAL

April 30, 2018 8-K

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 27, 2018  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorp

April 30, 2018 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2018 SALES AND EARNINGS

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES FIRST QUARTER 2018 SALES AND EARNINGS  Eau Claire, Wisconsin (April 27, 2018) ̶ National Presto Industries, Inc. (NYSE: NPK) announced today first quarter 2018 sales and earnings as shown in the table below. Net earnings per share have been computed on the basis of

April 23, 2018 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE DIVISION SUBCONTRACTED AWARDS

EXHIBIT 99.1   NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164  NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE DIVISION SUBCONTRACTED AWARDS Eau Claire, Wisconsin (April 23, 2018) – National Presto Industries, Inc. (NYSE: NPK) announced today that on April 19, 2018, Spectra Technologies, LLC, a wholly-owned subsidiary within National Defense Corporation, Presto’s Def

April 23, 2018 8-K

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 19, 2018  National Presto Industries, Inc. (Exact name of registrant as specified in this chapter)   Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorp

April 9, 2018 DEF 14A

NPK / National Presto Industries, Inc. DEF 14A

DEF 14A 1 presto180737def14a.htm DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A 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

March 16, 2018 10-K

NPK / National Presto Industries, Inc. 10-K (Annual Report)

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549    FORM 10-K    ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2017 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 1-2451    NATI

March 16, 2018 EX-21

Subsidiaries of the Registrant

EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT  PARENT AND SUBSIDIARIES (Included in the Consolidated Financial Statements and Wholly-owned)  National Presto Industries, Inc.

February 28, 2018 8-K

Financial Statements and Exhibits

20180228 8K Defense Contract Option Award UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

February 28, 2018 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD FOR FY18

EX-99-1 20180227 PressReleaseDefense Contract Option Award EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT OPTION AWARD FOR FY18 Eau Claire, Wisconsin (February 27, 2018) ? National Presto Industries, Inc. (NYSE: NPK) announced today that on February 26, 2018, AMTEC Corporation, its wholly-owned

February 12, 2018 EX-99.1

 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2017 EARNINGS AND 2018 DIVIDEND

EX-99-1 20180209 PressReleaseEarnings2017 EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? ? NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2017 EARNINGS AND 2018 DIVIDEND ? Eau Claire, Wisconsin (February 9, 2018) - National Presto Industries, Inc. (NYSE: NPK) announced today 2017 sales and earnings, as shown in the table below. Net earnings per sha

February 12, 2018 8-K

Financial Statements and Exhibits

20180212 8K 2017 Earnings Release UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

February 9, 2018 SC 13G/A

NPK / National Presto Industries, Inc. / VANGUARD GROUP INC Passive Investment

nationalprestoindustriesinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 3 )* Name of issuer: National Presto Industries Inc Title of Class of Securities: Common Stock CUSIP Number: 637215104 Date of Event Which Requires Filing of this Statement: December 31, 2017 Che

November 13, 2017 10-Q

NPK / National Presto Industries, Inc. 10-Q (Quarterly Report)

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED October 1, 2017  ☐ 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 1-2451   NATION

October 30, 2017 8-K

Financial Statements and Exhibits

20171030 8K 2017 Q3 Earnings Release UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

October 30, 2017 EX-99.1

 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES THIRD QUARTER 2017 SALES & EARNINGS

EX-99-1 20171027 PressReleaseEarnings2017Q3 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? ? NATIONAL PRESTO INDUSTRIES, INC.

September 1, 2017 8-K

National Presto Industries 8-K (Current Report/Significant Event)

20170901 8K 40mm Sys Contract UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

September 1, 2017 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT AWARD

EX-99-1 20170901 PressRelease40mm Sys Contract EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? ? ? NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES DEFENSE CONTRACT AWARD Eau Claire, Wisconsin (September 1, 2017) ? National Presto Industries, Inc. (NYSE: NPK) announced today that on August 30, 2017, the U.S. Army awarded AMTEC Corporation, National Presto Indus

August 31, 2017 S-8

National Presto Industries FORM S-8

As filed with the Securities and Exchange Commission on August 31, 2017 Registration No.

August 11, 2017 EX-10.2

Form of Restricted Stock Award Agreement – 2017 Incentive Compensation Plan - incorporated by reference from Exhibit 10.2 of the Company’s quarterly report on Form 10-Q for the quarter ended July 2, 2017

EXHIBIT 10.2  NATIONAL PRESTO INDUSTRIES, INC. RESTRICTED STOCK AWARD AGREEMENT This RESTRICTED STOCK AWARD AGREEMENT (the "Agreement") is made this day of, by and between National Presto Industries, Inc., a Wisconsin corporation (the "Company") and , an individual resident of Wisconsin ("Participant"). 1. Award. The Company hereby grants to Participant a restricted stock award of shares (the "Sh

August 11, 2017 EX-10.1

2017 Incentive Compensation Plan – incorporated by reference from Exhibit 10.1 of the Company’s quarterly report on Form 10-Q for the quarter ended July 2, 2017

EXHIBIT 10.1 NATIONAL PRESTO INDUSTRIES, INC. 2017 INCENTIVE COMPENSATION PLAN  SECTION 1. PURPOSE AND DURATION  1.1Purpose. The purpose of the National Presto Industries, Inc. 2017 Incentive Compensation Plan (the “Plan”) is to attract and retain qualified employees of National Presto Industries, Inc. (the “Company”) and its Subsidiaries. By encouraging employees of the Company and its Subsidia

August 11, 2017 10-Q

NPK / National Presto Industries, Inc. 10-Q (Quarterly Report)

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED July 2, 2017  ☐ 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 1-2451   NATIONAL

July 31, 2017 8-K

Financial Statements and Exhibits

20170731 8K 2017 Q2 Earnings Release UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

July 31, 2017 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED SECOND QUARTER 2017 SALES & EARNINGS

EX-99-1 20170728 PressReleaseEarnings2017Q2 EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED SECOND QUARTER 2017 SALES & EARNINGS Eau Claire, Wisconsin (July 28, 2017) - National Presto Industries, Inc. (NYSE: NPK) announced today second quarter sales and earnings, as shown in the table below. Net earnin

June 7, 2017 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. NAMES JEFFERS AS VICE PRESIDENT OF SALES

EX-99.1 2 presto171709ex99-1.htm PRESS RELEASE DATED JUNE 5, 2017 EXHIBIT 99.1 NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 NATIONAL PRESTO INDUSTRIES, INC. NAMES JEFFERS AS VICE PRESIDENT OF SALES Eau Claire, Wisconsin (June 5, 2017) — National Presto Industries, Inc. (NYSE: NPK) announced today Spencer Ahneman’s decision to retire as Vice President of Sales effective S

June 7, 2017 8-K

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

UNITED STATES SECURITY 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 5, 2017 National Presto Industries, Inc. (Exact name of registrant as specified in this chapter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction (Commission (IRS Employer

May 31, 2017 SD

National Presto Industries FORM SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT National Presto Industries, Inc. (Exact name of registrant as specified in its charter) Wisconsin 1-2451 39-0494170 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 3925 North Hastings Way Eau Claire, Wisconsin 54703-

May 31, 2017 EX-1.01

CONFLICT MINERALS REPORT

EXHIBIT 1.01 CONFLICT MINERALS REPORT This is the Conflict Minerals Report for National Presto Industries, Inc. for the reporting period from January 1, 2016, to December 31, 2016, filed with the United States Securities and Exchange Commission pursuant to Rule 13p-1 under the Securities Exchange Act of 1934 (the ?Rule 13p-1?). National Presto Industries, Inc. and its subsidiaries (collectively ?N

May 18, 2017 8-K

National Presto Industries 8-K (Current Report/Significant Event)

20170518 8K Shareholder Meeting 2017 UNITED STATES SECURITY AND EXCHANGE COMMISSION ?Washington, D.

May 18, 2017 EX-10.1

NATIONAL PRESTO INDUSTRIES, INC. RESTRICTED STOCK AWARD AGREEMENT

EX-10-1 FormRestrictedStockAwardAgreement2017 EXHIBIT 10.1 ? NATIONAL PRESTO INDUSTRIES, INC. RESTRICTED STOCK AWARD AGREEMENT This RESTRICTED STOCK AWARD AGREEMENT (the "Agreement") is made this day of, by and between National Presto Industries, Inc., a Wisconsin corporation (the "Company") and , an individual resident of Wisconsin ("Participant"). 1. Award. The Company hereby grants to Participa

May 18, 2017 EX-99.1

 NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING

EX-99-1 20170517 PressReleaseStockholderMeeting EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES ELECTION OF DIRECTORS AT ITS ANNUAL STOCKHOLDER MEETING ? Eau Claire, Wisconsin (May 17, 2017) ? The shareholders of National Presto Industries, Inc. (NYSE: NPK) re-elected Randy Lieble and Joseph G. Stienessen to new

May 12, 2017 10-Q

 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

20170402 10Q Q1Taxonomy2016 ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 1, 2017 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED FIRST QUARTER 2017 SALES AND EARNINGS

EX-99-1 20170428 PressReleaseEarnings2017Q1 EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? ? NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED FIRST QUARTER 2017 SALES AND EARNINGS ? Eau Claire, Wisconsin (April 28, 2017) ? National Presto Industries, Inc. (NYSE: NPK) announced today increased first quarter 2017 sales and earnings as shown in the tabl

May 1, 2017 8-K

Financial Statements and Exhibits

20170501 8K 2017 Q1 Earnings Release UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

April 26, 2017 EX-99.1

RUSOH™ Eliminator™ Fire Extinguisher Now Available for Commercial Sale Public unveiling to occur on April 27 in Indianapolis at the FDIC Show

EX-99-1 20170425 PressReleaseEliminatorForSale EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? ? RUSOH? Eliminator? Fire Extinguisher Now Available for Commercial Sale Public unveiling to occur on April 27 in Indianapolis at the FDIC Show ? Eau Claire, Wisconsin (April 25, 2017) ? Rusoh, Inc, a wholly owned subsidiary of National Presto Industries, Inc. (

April 26, 2017 8-K

Financial Statements and Exhibits

20170426 8K Eliminator for Sale UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

April 11, 2017 DEF 14A

National Presto Industries DEFINITIVE PROXY STATEMENT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 17, 2017 8-K

National Presto Industries 8-K (Current Report/Significant Event)

20170317 8K Eliminator Introduced 20170317 UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

March 17, 2017 EX-99.1

RUSOH™ ELIMINATOR™ FIRE EXTINGUISHER INTRODUCED

EX-99-1 20170317 PressReleaseEliminatorIntroduced EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? ? RUSOH? ELIMINATOR? FIRE EXTINGUISHER INTRODUCED ? ? Eau Claire, Wisconsin (March 17, 2017) ? Rusoh, Inc, a wholly owned subsidiary of National Presto Industries, Inc. (NYSE: NPK) announced today that its new fire extinguisher, the Rusoh? Eliminator? extingu

March 16, 2017 10-K

 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549    FORM 10-K    ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2016 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 1-2451    NATI

March 16, 2017 EX-21

SUBSIDIARIES OF THE REGISTRANT

EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT ? PARENT AND SUBSIDIARIES (Included in the Consolidated Financial Statements and Wholly-owned) ? National Presto Industries, Inc.

February 13, 2017 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2016 EARNINGS AND 2017 DIVIDEND

EX-99-1 20170210 PressReleaseEarnings2016 EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED 2016 EARNINGS AND 2017 DIVIDEND ? Eau Claire, Wisconsin (February 10, 2017) - National Presto Industries, Inc. (NYSE: NPK) announced today 2016 sales and earnings, as shown in the table below. Net earnings per shar

February 13, 2017 8-K

Financial Statements and Exhibits

20170213 8K 2016 Earnings Release UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

February 10, 2017 SC 13G/A

NPK / National Presto Industries, Inc. / VANGUARD GROUP INC Passive Investment

nationalprestoindustriesinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 2 )* Name of issuer: National Presto Industries Inc Title of Class of Securities: Common Stock CUSIP Number: 637215104 Date of Event Which Requires Filing of this Statement: December 31, 2016 Che

January 9, 2017 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. DIVESTS ABSORBENT PRODUCT BUSINESS TO DRYLOCK TECHNOLOGIES

EX-99-1 20170103 Press Release EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? ? NATIONAL PRESTO INDUSTRIES, INC. DIVESTS ABSORBENT PRODUCT BUSINESS TO DRYLOCK TECHNOLOGIES ? Eau Claire, Wisconsin (January 3, 2017) - National Presto Industries, Inc. (NYSE: NPK) announced today the sale of the assets of its absorbent product segment, Presto Absorbent Produ

January 9, 2017 8-K

National Presto Industries 8-K (Current Report/Significant Event)

20170109 8K 2017 PAPI Transaction UNITED STATES SECURITIES AND EXCHANGE COMMISSION ?Washington, D.

January 9, 2017 EX-2.1

ASSET PURCHASE AGREEMENT by and among DRYLOCK TECHNOLOGIES, LTD. as Buyer, PRESTO ABSORBENT PRODUCTS, INC. as Seller, NATIONAL PRESTO INDUSTRIES, INC. as Parent January 3, 2017

EX-02-1 20170103 Asset Purchase Agreement EXHIBIT 2.1 ? ? ? ? ? ? ? ? ? ? ? ? ASSET PURCHASE AGREEMENT ? by and among ? DRYLOCK TECHNOLOGIES, LTD. as Buyer, ? PRESTO ABSORBENT PRODUCTS, INC. as Seller, ? and ? NATIONAL PRESTO INDUSTRIES, INC. as Parent ? ? ? ? ? ? ? ? ? ? ? January 3, 2017 ? EXHIBIT 2.1 ? TABLE OF CONTENTS Page ? ARTICLE 1 DEFINITIONS 1 ARTICLE 2 PURCHASE AND SALE OF ASSETS 9 2.1

January 9, 2017 EX-99.2

NATIONAL PRESTO INDUSTRIES, INC. UNAUDITED PRO FORMA CONDENSED CONSOLIDATED FINANCIAL INFORMATION

EX-99-2 20160103 ProFormaStatements EXHIBIT 99.2 ? NATIONAL PRESTO INDUSTRIES, INC. UNAUDITED PRO FORMA CONDENSED CONSOLIDATED FINANCIAL INFORMATION ? The following unaudited pro forma condensed consolidated financial information is based upon the historical financial statements of National Presto Industries, Inc. (the ?Company?), including certain pro forma adjustments, and has been prepared to i

November 14, 2016 10-Q

 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

  UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 10-Q   ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED October 2, 2016  ☐ 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 1-2451   NATION

October 31, 2016 EX-99.1

NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED THIRD QUARTER 2016 SALES & EARNINGS

EX-99-1 20161028 PressReleaseEarnings2016Q3 EXHIBIT 99.1 ? ? NEWS RELEASE CONTACT: Randy Lieble FOR IMMEDIATE RELEASE (715) 839-2164 ? ? NATIONAL PRESTO INDUSTRIES, INC. ANNOUNCES INCREASED THIRD QUARTER 2016 SALES & EARNINGS Eau Claire, Wisconsin (October 28, 2016) - National Presto Industries, Inc. (NYSE: NPK) announced today third quarter sales and earnings, as shown in the table below. Net ear

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