DAIO / Data I/O Corporation - Depositi SEC, Relazione annuale, dichiarazione di delega

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 16, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION FORM 8-K/A (AMENDMENT No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION FORM 8-K/A (AMENDMENT No. 1) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 7, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File N

AMENDMENT NO. 1 TO THE EXECUTIVE EMPLOYMENT AGREEMENT

EXHIBIT 10.1 Amendment No. 1 to the Executive Employment Agreement AMENDMENT NO. 1 TO THE EXECUTIVE EMPLOYMENT AGREEMENT THIS AMENDMENT NO. 1, (“Amendment”) dated August 13, 2025, to the EXECUTIVE EMPLOYMENT AGREEMENT (“Agreement”), dated August 8, 2025, is made between Data I/O Corporation, a Washington corporation (“Employer” or the “Company”), and Charles DiBona (“Employee”).Employee and the Co

Data I/O Announces Appointment of Charles DiBona as Chief Financial Officer

EXHIBIT 99.0 Press Release: Data I/O Announces Appointment of Charles DiBona as Chief Financial Officer Data I/O Announces Appointment of Charles DiBona as Chief Financial Officer Redmond, WA, August 11, 2025 – Data I/O Corporation (NASDAQ:DAIO), the leading global provider of advanced security and data deployment solutions for microcontrollers, security ICs and memory devices, today announced tha

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/O COR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION FORM 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 7, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Independent Contractor Agreement and Proposal and Statement of Work effective on April 28, 2025 between Data I/O Corporation and Theisen Advisory Group, LLC dba TAG CXO (Portions of this exhibit have been omitted because it is both (i) not material and (ii) is the type that the company treats as private or confidential.)

EXHIBIT 10.38 INDEPENDENT CONTRACTOR AGREEMENT and STATEMENT OF WORK between Data I/O Corporation and Theisen Advisory Group LLC d/b/a TAG CXO [***] Portions of the exhibit have been omitted. Certain identified information has been excluded from the exhibit because it is both (i) not material and (ii) it is the type of information that the Company treats as private or confidential. 1 INDEPENDENT C

Executive Employment Agreement

EXHIBIT 10.0 Executive Employment Agreement EXECUTIVE EMPLOYMENT AGREEMENT THIS EXECUTIVE EMPLOYMENT AGREEMENT (“Agreement”), effective August 8, 2025 (“Effective Date”), is made between Data I/O Corporation, a Washington corporation (“Employer”or the “Company”), and Charles DiBona (“Employee”).Employee and the Company are sometimes referred to herein collectively as the “Parties” and individually

Data I/O Reports Second Quarter 2025 Results Delivered Second Consecutive Quarter of Sequential Bookings Growth Preparing to Scale Through Revenue Growth & Market Expansion

Exhibit 99.0 Data I/O Reports Second Quarter 2025 Results Delivered Second Consecutive Quarter of Sequential Bookings Growth Preparing to Scale Through Revenue Growth & Market Expansion Redmond, WA – July 24, 2025 - Data I/O Corporation (NASDAQ: DAIO), the leading global provider of advanced security and data deployment solutions for microcontrollers, security ICs and memory devices, today announc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT

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 24, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. NE, Suite 100, Redmond, WA 98052 (Address of Principal Executiv

Exhibit 1.01 — Conflict Minerals Report as required by Item 1.01 of this Form.

EXHIBIT 1.01 Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934 This is the Conflict Minerals Report of Data I/O Corporation (“Data I/O,” the “Company,” “we,” “us,” or “our”) and subsidiaries for calendar year 2024 in accordance with Rule 13p-1 (“Rule 13p-1”) under the Securities Exchange Act of 1934 (the “1934 Act”). Please refe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 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, 2025

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 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, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/O CO

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

f8k-q12025results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 24, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (Stat

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 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 3, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

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

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 ☒ Filed by the Registrant ☐ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy Statement ☐ Definitive Additional Materials ☐ Soliciting Material Pursuant to § 240.

Subsidiaries of the Registrant

EXHIBIT 21.1 DATA I/O CORPORATION SUBSIDIARIES OF THE REGISTRANT The following table indicates the name, jurisdiction of incorporation and basis of ownership of each of Data I/O’s subsidiaries: Name of Subsidiary State or Jurisdiction of Organization Percentage of Voting Securities Owned Data I/O International, Inc. Washington 100 % RTD, Inc. Washington 100 % Data I/O FSC International, Inc. Terri

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/O CORPORA

Insider Trading Policy

EXHIBIT 19.1 DATA I/O CORPORATION SECURITIES TRADING POLICY and SECURITIES LAW SUMMARY MEMORANDUM January 1999; updated 2005, 2007, 2012, 2019 & 2020 Data I/O Corporation (the "Company") has adopted policies and a compliance program to assist directors, officers, employees and consultants of the Company in complying with the requirements of the insider trading and short-swing profit laws. This mem

Seventh Amendment to Lease, between Data I/O Corporation and Alco Redmond East, LLC, made as of October 17, 2024.

EXHIBIT 10.37

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): þ Form 10-K o Form 20-F o Form 11-K o Form 10-Q o Form 10-D o Form N-SAR o Form N-CSR o Form 6-K For Period Ended: December 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): þ Form 10-K o Form 20-F o Form 11-K o Form 10-Q o Form 10-D o Form N-SAR o Form N-CSR o Form 6-K For Period Ended: December 31, 2024 o Transition Report on Form 10-K o Transition Report on Form 20-F o Transition Report on Form 11-K o Transition Report on Form 10-Q o Transiti

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Numb

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 23, 2025 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Numbe

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION 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 22, 2024 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/

Transition Agreement with Anthony Ambrose dated August 19, 2024

EXHIBIT 10.39 TRANSITION AGREEMENT This Transition Agreement (“Agreement”) is presented on August 19, 2024 and entered into by Anthony Ambrose (“Employee”) and Data I/O Corporation, a Washington corporation (“Employer”). Employee and Employer wish to enter into an agreement pertaining to the termination of Employee’s employment in order to effect an orderly transition. AGREEMENTS NOW, THEREFORE, i

Executive Employment Agreement with William Wentworth dated August 19, 2024

EXHIBIT 10.38 EXECUTIVE EMPLOYMENT AGREEMENT THIS EXECUTIVE EMPLOYMENT AGREEMENT (“Agreement”), effective August 19, 2024 (“Effective Date”), is made between Data I/O Corporation, a Washington corporation (“Employer” or the “Company”), and William Wentworth (“Employee”). Employee and the Company are sometimes referred to herein collectively as the “Parties” and individually as a “Party.” RECITALS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

f8kq32024results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 24, 2024 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (Sta

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 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 20, 2024 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.

Data I/O Announces CEO Transition Plan: Industry Veteran Bill Wentworth to Lead Company

Exhibit 99.0 Data I/O Announces CEO Transition Plan: Industry Veteran Bill Wentworth to Lead Company Redmond, WA – August 20, 2024 – Data I/O Corporation (NASDAQ: DAIO) today announced a Chief Executive Officer (“CEO”) transition plan, with industry veteran and current Data I/O Board member William “Bill” Wentworth to become President and CEO. Bill will replace Anthony Ambrose through a managed tr

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/O COR

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2024 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. NE, Suite 100, Redmond, WA 98052 (Address of Principal Executiv

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2024 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/O CO

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) Data I/O Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Type Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee (2) Equity Common Stock Rule 457(c) and Rule 457(h) 1,700,000(3) 3.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-8 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 DATA I/O CORPORATION (Exact name of registrant as specified in its charter) Washington 91-0864123 (State or other juris

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 DATA I/O CORPORATION (Exact name of registrant as specified in its charter) Washington 91-0864123 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification Number) 6645 185th Ave N.E., Suite 100 Redmond, Washington 98052 (Addr

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 25, 2024 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

DATA I/O CORPORATION

DEF 14A 1 proxy2024.htm 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 ☒Filed by the Registrant ☐Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ De

Form of Restricted Stock Unit Award Agreement.

EXHIBIT 10.36 Form of Restricted Stock Unit Award Agreement RESTRICTED STOCK UNIT AWARD AGREEMENT DATA I/O CORPORATION 91-0864123 6645 185th Ave NE, Suite 100 Redmond, WA 98052 This RESTRICTED STOCK UNIT AWARD AGREEMENT (the "Agreement") is made as of the grant date specified in the accompanying statement dated , 20 (the "Grant Date") & Grant #, by and between Data I/O Corporation, a Washington co

Description of Data I/O Corporation’s Common Stock (Incorporated by reference to Data I/O’s 2022 Annual Report on Form 10-K (File No. 0-10394)).

EXHIBIT 4.2 DATA I/O CORPORATION DESCRIPTION OF DATA I/O CORPORATION’S COMMON STOCK The common stock of Data I/O Corporation is its only class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). The following description of our Common Stock is a summary and does not purport to be complete. It is subject to and qualified in its entirety

Subsidiaries of the Registrant

EXHIBIT 21.1 DATA I/O CORPORATION SUBSIDIARIES OF THE REGISTRANT The following table indicates the name, jurisdiction of incorporation and basis of ownership of each of Data I/O’s subsidiaries: Name of Subsidiary State or Jurisdiction of Organization Percentage of Voting Securities Owned Data I/O International, Inc. Washington 100 % RTD, Inc. Washington 100 % Data I/O FSC International, Inc. Terri

Data I/O Corporation INCENTIVE COMPENSATION RECOVERY POLICY.

EXHIBIT 97 DATA I/O CORPORATION INCENTIVE COMPENSATION RECOVERY POLICY 1. Introduction. The Board of Directors of Data I/O Corporation (the “Company”) believes that it is in the best interests of the Company and its shareholders to create and maintain a culture that emphasizes integrity and accountability and that reinforces the Company's compensation philosophy. The Board has therefore adopted th

Form of Performance Stock Unit Award Agreement.

EXHIBIT 10.35 Form of Performance Stock Unit Award Agreement PERFORMANCE STOCK UNIT AWARD AGREEMENT DATA I/O CORPORATION 91-0864123 6645 185th Ave NE, Suite 100 Redmond, WA 98052 This PERFORMANCE STOCK UNIT AWARD AGREEMENT (the "Agreement") is made as of the grant date specified in the accompanying statement dated , 20 (the "Grant Date") & Grant #, by and between Data I/O Corporation, a Washington

Year Ended December 31,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/O CORPORA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

f8k-febq42023results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 22, 2024 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 29, 2024 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Numbe

JOINT FILING AGREEMENT

EX-99.1 2 ex991to13g11527daio01052023.htm JOINT FILING AGREEMENT, DATED JANUARY 5, 2024 Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that the statement on Schedule 13G with respect to the Common Stock, no par value, of Data I/O Corporation, dated as of the date hereof is, and any further amendments thereto signed by each of the undersigned shall be, filed on behalf of each of t

DAIO / Data I/O Corporation / Philotimo Fund, LP - SCHEDULE 13G Passive Investment

SC 13G 1 sc13g11527daio01052023.htm SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (Amendment No. )1 DATA I/O CORPORATION (Name of Issuer) Common Stock, no par value (Title of Class of Securi

DAIO / Data io Corp. / Philotimo Fund, LP - AMENDMENT NO. 3 TO SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (Amendment No. 3)1 DATA I/O CORPORATION (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 0000351998 (CUSIP Number) December 1, 2023

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2023 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Numbe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

f8k-2023gerryngcfo.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 16, 2023 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other j

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/O COR

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2023 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

Redmond, WA, June 30, 2023

exhibit99.htm - Generated by SEC Publisher for SEC Filing Exhibit 99.0 Press Release: Data I/O Announces Gerald Ng as Vice President of Finance Redmond, WA, June 30, 2023 – Data I/O Corporation (NASDAQ:DAIO), the leading global provider of advanced security and data deployment solutions for microcontrollers, security ICs and memory devices, announced that Gerald Ng will be joining the Company as V

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

f8k-2023gerryng.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION ` FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 30, 2023 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other juri

Letter Agreement with Gerald Y. Ng (Incorporated by reference to Form 8-K filed on June 30, 2023).

exhibit10.htm - Generated by SEC Publisher for SEC Filing Exhibit 10.0 Gerald Ng Offer Letter Gerald Ng June 1, 2023 Re: Offer of Employment Dear Gerry, Data I/O Corporation is pleased to make the following offer of employment to you, contingent on a satisfactory background check. We are offering you the position of Corporate Vice President, Finance, with a start date of July 1, 2023. Effective Au

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. NE, Suite 100, Redmond, WA 98052 (Address of Principal Executiv

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

f8kannualmtg0518223.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2023 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (Stat

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/O CO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

f8kapr2023q12023results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2023 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123

DATA I/O CORPORATION

daioproxy2023v5.htm - Generated by SEC Publisher for SEC Filing DEF 14A 1 proxy2023.htm 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 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, fo

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 0-10394 DATA I/O CORPORA

Subsidiaries of the Registrant

EXHIBIT 21.1 DATA I/O CORPORATION SUBSIDIARIES OF THE REGISTRANT The following table indicates the name, jurisdiction of incorporation and basis of ownership of each of Data I/O’s subsidiaries: Name of Subsidiary State or Jurisdiction of Organization Percentage of Voting Securities Owned Data I/O International, Inc. Washington 100% RTD, Inc. Washington 100% Data I/O FSC International, Inc. Territo

Description of Data I/O Corporation’s Common Stock (Incorporated by reference to Data I/O’s 2022 Annual Report on Form 10-K (File No. 0-10394)).

EXHIBIT 4.2 DATA I/O CORPORATION DESCRIPTION OF DATA I/O CORPORATION’S COMMON STOCK The common stock of Data I/O Corporation is its only class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). The following description of our Common Stock is a summary and does not purport to be complete. It is subject to and qualified in its entirety

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

f8k-feb2023q42022results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 22, 2023 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-086

UNITED STATES SECURITIES AND EXCHANGE COMMISSION

f8k-jan2023executiveagmt.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 31, 2023 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864

DAIO / Data I/O Corporation / Philotimo Fund, LP - AMENDMENT NO. 2 TO SCHEDULE 13G Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (Amendment No.

DAIO / Data I/O Corporation / Philotimo Fund, LP - AMENDMENT NO. 1 TO SCHEDULE 13G Passive Investment

SC 13G/A 1 ea169996-13ga1philodata.htm AMENDMENT NO. 1 TO SCHEDULE 13G SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (Amendment No. 1)1 DATA I/O CORPORATION (Name of Issuer) Common Stock, no par value (Title of Class of Se

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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: 0-10394 DATA I/

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 f8koctober2022q3results.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2022 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of inc

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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: 0-10394 DATA I/O COR

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2022 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 7, 2022 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (

Exhibit 1.01 — Conflict Minerals Report as required by Item 1.01 of this Form.

EXHIBIT 1.01 Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934 This is the Conflict Minerals Report of Data I/O Corporation (“Data I/O,” the “Company,” “we,” “us,” or “our”) and subsidiaries for calendar year 2020 in accordance with Rule 13p-1 (“Rule 13p-1”) under the Securities Exchange Act of 1934 (the “1934 Act”). Please refe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. NE, Suite 100, Redmond, WA 98052 (Address of Principal Executiv

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 19, 2022 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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: 0-10394 DATA I/O CO

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 28, 2022 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

DATA I/O CORPORATION

DEF 14A 1 daioproxy2022v5edgarwcard.htm DEF 14A 1 proxy2022.htm 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 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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: 0-10

Great West Financial Adoption Agreement #001 Non-standardized 401(k) Plan.

EXHIBIT 10.37 EXHIBIT 10.37 - Great West Financial Adoption Agreement #001 Non-standardized 401(k) Plan

Description of Data I/O Corporation’s Common Stock.

EXHIBIT 4.2 DATA I/O CORPORATION DESCRIPTION OF DATA I/O CORPORATION?S COMMON STOCK The common stock of Data I/O Corporation is its only class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the ?Exchange Act?). The following description of our Common Stock is a summary and does not purport to be complete. It is subject to and qualified in its entirety

Sixth Amendment to Lease, between Data I/O Corporation and Alco Redmond East, LLC, made as of October 4, 2021.

EXHIBIT 10.36 EXHIBIT 10.36 - Sixth Amendment to Lease, between Data I/O Corporation and Alco Redmond East, LLC, made as of October 4, 2021

Subsidiaries of the Registrant

EXHIBIT 21.1 DATA I/O CORPORATION SUBSIDIARIES OF THE REGISTRANT The following table indicates the name, jurisdiction of incorporation and basis of ownership of each of Data I/O?s subsidiaries: Name of Subsidiary State or Jurisdiction of Organization Percentage of Voting Securities Owned Data I/O International, Inc. Washington 100 % RTD, Inc. Washington 100 % Data I/O FSC International, Inc. Terri

Data I/O Provides Update on Operations Amid COVID-19 Outbreaks in China

EXHIBIT 99.0 Data I/O Provides Update on Operations Amid COVID-19 Outbreaks in China Redmond, WA, March 29, 2022 ? Data I/O Corporation (NASDAQ: DAIO), the leading global provider of advanced data and security deployment solutions for flash, flash-memory based intelligent devices and microcontrollers, today provided an update on operations relating to the Russia invasion of Ukraine and the recent

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 29, 2022 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

Empower Retirement (formerly known as Great West Financial) Financial Adoption Agreement #001 Non-standardized 401(k) Plan (Incorporated by reference to Data I/O’s 2021 Annual Report on Form 10-K (File No. 0-10394)).

EXHIBIT 10.37 EXHIBIT 10.37 - Great West Financial Adoption Agreement #001 Non-standardized 401(k) Plan

Subsidiaries of the Registrant

EXHIBIT 21.1 DATA I/O CORPORATION SUBSIDIARIES OF THE REGISTRANT The following table indicates the name, jurisdiction of incorporation and basis of ownership of each of Data I/O?s subsidiaries: Name of Subsidiary State or Jurisdiction of Organization Percentage of Voting Securities Owned Data I/O International, Inc. Washington 100 % RTD, Inc. Washington 100 % Data I/O FSC International, Inc. Terri

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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: 0-10394 DATA I/O CORPORA

Description of Data I/O Corporation’s Common Stock.

EXHIBIT 4.2 DATA I/O CORPORATION DESCRIPTION OF DATA I/O CORPORATION?S COMMON STOCK The common stock of Data I/O Corporation is its only class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the ?Exchange Act?). The following description of our Common Stock is a summary and does not purport to be complete. It is subject to and qualified in its entirety

Sixth Amendment to Lease, between Data I/O Corporation and Alco Redmond East, LLC, made as of October 4, 2021 (Incorporated by reference to Data I/O’s 2021 Annual Report on Form 10-K (File No. 0-10394)).

EXHIBIT 10.36 EXHIBIT 10.36 - Sixth Amendment to Lease, between Data I/O Corporation and Alco Redmond East, LLC, made as of October 4, 2021

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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 23, 2022 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission

Data I/O Reports Fourth Quarter 2021 Results 27% Revenue Growth for the Year on Automotive and Consumables Growth

EXHIBIT 99.0 Data I/O Reports Fourth Quarter 2021 Results 27% Revenue Growth for the Year on Automotive and Consumables Growth Redmond, WA ? February 24, 2022 - Data I/O Corporation (NASDAQ: DAIO), the leading global provider of advanced security and data deployment solutions for microcontrollers, security ICs and memory devices, today announced financial results for the fourth quarter ended Decem

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 17, 2021 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Numb

DAIO / Data I/O Corporation / Philotimo Fund, LP - SCHEDULE 13G Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (Amendment No.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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: 0-10394 DATA I/

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2021 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Numbe

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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: 0-10394 DATA I/O COR

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2021 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

Exhibit 1.01

Exhibit 1.01 Data I/O Corporation?s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934 This is the Conflict Minerals Report of Data I/O Corporation (?Data I/O,? the ?Company,? ?we,? ?us,? or ?our?) and subsidiaries for calendar year 2020 in accordance with Rule 13p-1 (?Rule 13p-1?) under the Securities Exchange Act of 1934 (the ?1934 Act?). Please refe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. NE, Suite 100, Redmond, WA 98052 (Address of Principal Executiv

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2021 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2021 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 Or ( ) TRANSITION R

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 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: 0-10394 DATA I/

- DEFR14A

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

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2021 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

Amended and Restated Data I/O Corporation 2000 Stock Compensation Incentive Plan approved May 20, 2021 (Incorporated by reference to Data I/O’s 2021 Proxy Statement dated April 5, 2021).

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

- DEFA14A

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

DATA I/O CORPORATION DESCRIPTION OF DATA I/O CORPORATION’S COMMON STOCK

EXHIBIT 4.1 DATA I/O CORPORATION DESCRIPTION OF DATA I/O CORPORATION?S COMMON STOCK The common stock of Data I/O Corporation is its only class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the ?Exchange Act?). The following description of our Common Stock is a summary and does not purport to be complete. It is subject to and qualified in its entirety

Annual Report - ANNUAL REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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: 0-10394 DATA I/O CORPORA

DATA I/O CORPORATION SUBSIDIARIES OF THE REGISTRANT

EXHIBIT 21.1 DATA I/O CORPORATION SUBSIDIARIES OF THE REGISTRANT The following table indicates the name, jurisdiction of incorporation and basis of ownership of each of Data I/O?s subsidiaries: Name of Subsidiary State or Jurisdiction of Organization Percentage of Voting Securities Owned Data I/O International, Inc. Washington 100% RTD, Inc. Washington 100% Data I/O FSC International, Inc. Territo

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 24, 2021 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Numb

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2 )* Data I/O Corp (Name of Issuer) Common Stock (Title of Class of Securities) 237690102 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Data I/O Corporation (Name of Issuer) Common Stock (Title of Class of Securities) (CUSIP Number) December 31, 2020 (Da

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Data I/O Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 237690 102 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is fil

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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: 0-10394 DAT

AGREEMENT OF REPORTING PERSONS

EXHIBIT 99.1 AGREEMENT OF REPORTING PERSONS The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each

DAIO / Data I/O Corp. / Select Equity Group, L.P. - SCHEDULE 13G Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Date I/O Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 237690 102 (CUSIP Number) October 27, 2020 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed

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

f8k2020q3results-departure.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-08

Regulation FD Disclosure -

f8k092420irpresentation.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 24, 2020 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-086

Quarterly Report -

f10q063020.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 Or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transit

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k08042020.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 4, 2020 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or o

DAIO / Data I/O Corp. / Dh Partners, Llc - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1) DATA I/O CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 237690102 (CUSIP Number) Carol Black DH Partners, LLC 1301 Second Avenue, Suite 2850 Seattle, WA 98101 (206) 254-4102 (Name, Address and Telephone Number of Person Authorize

POWER OF ATTORNEY

EX-7.2 3 s36191553c.htm POWER OF ATTORNEY EXHIBIT 7.2 POWER OF ATTORNEY Know all by these presents, that each of the undersigned hereby constitutes and appoints George S. Loening, signing singly, as the undersigned’s true and lawful attorney-in-fact to: (1) Execute for and on behalf of the undersigned, in the undersigned’s capacity as an officer, director, or beneficial owner of the shares of Comm

Joint Filing Agreement Pursuant to Rule 13d-1(k)

EX-7.1 2 s36191553b.htm JOINT FILING AGREEMENT EXHIBIT 7.1 Joint Filing Agreement Pursuant to Rule 13d-1(k) THIS JOINT FILING AGREEMENT is entered into as of July 10, 2020, by and among the parties hereto. The undersigned hereby agree that the Statement on Schedule 13D with respect to the Common Stock, no par value of Data I/O Corporation, a Delaware corporation (the “Issuer”), and any amendment t

DAIO / Data I/O Corp. / Select Equity Group, L.P. - SCHEDULE 13D Activist Investment

OMB APPROVAL OMB Number: Expires: Estimated average burden hours per response . . . . . . UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Data I/O Corporation (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 237690 102 (CUSIP Number) James R. Berman Select Equity Group, L.P. 3

-

fsd2019daio.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. NE,

Exhibit 1.01 — Conflict Minerals Report as required by Item 1.01 of this Form.

fsdexhibit101.htm - Generated by SEC Publisher for SEC Filing Exhibit 1.01 Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934 This is the Conflict Minerals Report of Data I/O Corporation (“Data I/O,” the “Company,” “we,” “us,” or “our”) and subsidiaries for calendar year 2019 in accordance with Rule 13p-1 (“Rule 13p-1”) under the

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

f8kannualmtg05182020.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2020 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (Sta

Quarterly Report - QUARTERLY REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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: 0-10394 DATA I/O CO

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k2020q1results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State

DAIO / Data I/O Corp. DEFA14A - - DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. 1) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defi

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 7, 2020 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

DAIO / Data I/O Corp. DEF 14A - - DEF 14A

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

Subsidiaries of the Registrant

EXHIBIT 21.1 DATA I/O CORPORATION SUBSIDIARIES OF THE REGISTRANT The following table indicates the name, jurisdiction of incorporation and basis of ownership of each of Data I/O’s subsidiaries: Name of Subsidiary State or Jurisdiction of Organization Percentage of Voting Securities Owned Data I/O International, Inc. Washington 100% RTD, Inc. Washington 100% Data I/O FSC International, Inc. Territo

DAIO / Data I/O Corp. 10-K - Annual Report - ANNUAL REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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: 0-10394 DATA I/O CORPORA

Description of Data I/O’s Common Stock.

EXHIBIT 4.6 DATA I/O CORPORATION DESCRIPTION OF DATA I/O CORPORATION’S COMMON STOCK The common stock of Data I/O Corporation is its only class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). The following description of our Common Stock is a summary and does not purport to be complete. It is subject to and qualified in its entirety

Data I/O Reports Fourth Quarter 2019 Results Leadership Extended in Automotive Electronics and Security Deployment -- Targeting Large and High Growth Markets

Exhibit 99.0 Joel Hatlen Darrow Associates, Inc. Chief Operating and Financial Officer Jordan Darrow Data I/O Corporation 6645 185th Ave. NE, Suite 100 (512) 551-9296 [email protected] Redmond, WA 98052 (425) 881-6444 Data I/O Reports Fourth Quarter 2019 Results Leadership Extended in Automotive Electronics and Security Deployment - Targeting Large and High Growth Markets Redmond, WA, Tuesday –

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 3, 2020 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number)

DAIO / Data I/O Corp. / DIMENSIONAL FUND ADVISORS LP - SCHEDULE 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* DATA I/O CORP (Name of Issuer) Common Stock (Title of Class of Securities) 237690102 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

DAIO / Data I/O Corp. 10-Q - Quarterly Report - CURRENT REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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: 0-10394 DAT

DAIO / Data I/O Corp. / Dh Partners, Llc - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. ) DATA I/O CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 237690102 (CUSIP Number) Ryan J. York Davis Wright Tremaine LLP 929 108th Avenue, Suite 1500 Bellevue, WA 98004 (425) 646-6100 (Name, Address and Telephone Number of Person A

AGREEMENT REGARDING JOINT FILING OF STATEMENT ON SCHEDULE 13D

Exhibit 7.1 AGREEMENT REGARDING JOINT FILING OF STATEMENT ON SCHEDULE 13D Each of the undersigned hereby acknowledges and agrees, pursuant to the provisions of Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, that the Schedule 13D to which this Agreement is attached as an Exhibit, and any amendments thereto, with respect to the beneficial ownership of the undersi

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k-2019q3.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 31, 2019 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or

DAIO / Data I/O Corp. 10-Q - Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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: 0-10394 DATA I/O

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k-2019q2final.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 1, 2019 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State

DAIO / Data I/O Corp. SD - -

formsd0530191.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. N

Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934

formsdexhibit101.htm - Generated by SEC Publisher for SEC Filing Exhibit 1.01 Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934 This is the Conflict Minerals Report of Data I/O Corporation (“Data I/O,” the “Company,” “we,” “us,” or “our”) and subsidiaries for calendar year 2018 in accordance with Rule 13p-1 (“Rule 13p-1”) under

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

f8kannualmeeting052019.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2019 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other

DAIO / Data I/O Corp. 10-Q Quarterly Report QUARTERLY REPORT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 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: 0-10394 DATA I/

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

f8k2019michaeltidwell.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION ` 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, 2019 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or oth

Letter Agreement with Michael Tidwell (Incorporated by reference to Form 8-K filed on May 1, 2019).

exhibit10.htm - Generated by SEC Publisher for SEC Filing Exhibit 10.0 Michael Tidwell Offer Letter Michael Tidwell April 5, 2019 Re: Offer of Employment Dear Michael, Data I/O Corporation is pleased to make the following offer of employment to you, contingent on our satisfactory evaluation of references and background check. We are offering you the position of Vice President, Marketing & Business

Exhibit 99.0 Press Release: Data I/O Announces Michael Tidwell as Vice President of Marketing and Business Development

exhibit99.htm - Generated by SEC Publisher for SEC Filing Exhibit 99.0 Press Release: Data I/O Announces Michael Tidwell as Vice President of Marketing and Business Development Redmond, WA, April 30, 2019 – Data I/O Corporation (NASDAQ:DAIO), a leading global provider of advanced data programming and security provisioning solutions for flash-memory, flash based microcontrollers, secure elements an

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k-2019q1results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 25, 2019 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (Stat

DAIO / Data I/O Corp. PROXY 2018-2019

proxy2019.htm - Generated by SEC Publisher for SEC Filing DEF 14A 1 proxy2019.htm 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confiden

DAIO / Data I/O Corp. (Annual Report)

form201810ka.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) FORM 10-K/A x 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

DAIO / Data I/O Corp. (Annual Report)

f10k2018.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) FORM 10-K x 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

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k-2018q4results1.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2019 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (

Exhibit A

EXHIBIT A JOINT FILING AGREEMENT The undersigned hereby agree that the statement on Schedule 13G with respect to the Common Stock of Data I/O Corporation and any further amendments thereto signed by each of the undersigned shall be, filed on behalf of each of the undersigned pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended.

DAIO / Data I/O Corp. / Dh Partners, Llc - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* DATA I/O CORPORATION (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 237690 102 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant t

DAIO / Data I/O Corp. / DIMENSIONAL FUND ADVISORS LP - 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. )* DATA I/O CORP (Name of Issuer) Common Stock (Title of Class of Securities) 237690102 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule i

Regulation FD Disclosure

f8k-jan152019needhamsbbv2.htm - Generated by SEC Publisher for SEC Filing 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: January 15, 2019 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File

1st Amendment to Negotiation Protocol executed on September 24, 2018 between Data I/O Corporation and Robert Bosch GmbH (Incorporated by reference to Exhibit 10.35 of Data I/O’s September 30, 2018 Quarterly Report on Form 10-Q (File No. 0-10394)). (Portions of this exhibit have been omitted based on a request for confidential treatment made to the SEC. The omitted portions of these exhibits have been filed separately with the SEC. The registrant undertakes to furnish on a supplemental basis a copy of any omitted schedules to the Securities Exchange Commission upon request.).

exhibit1035.htm - Generated by SEC Publisher for SEC Filing Exhibit 10.35 Data I/O Corporation 6645 185th Ave NE, Suite 100 Redmond, WA 98052 USA 1st Amendment to Negotiation Protocol Document no.: CM 46001350N1-Z4A Date: 2018.08.30 (YYYY.MM.DD) Supplier no.: 394644 Always quote for reference! Contact Person: Lars Goebel Department: CPTME4 Telephone: +49(5121) 49-3452 E-Mail: [email protected].

DAIO / Data I/O Corp. F10Q Q3 2018 (Quarterly Report)

f10q10312018.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2018 or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the

DAIO / Data I/O Corp. / Dh Partners, Llc - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* DATA I/O CORPORATION (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 237690 102 (CUSIP Number) October 22, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to

JOINT FILING AGREEMENT

EXHIBIT A JOINT FILING AGREEMENT The undersigned hereby agree that the statement on Schedule 13G with respect to the Common Stock of Data I/O Corporation, and any further amendments thereto signed by each of the undersigned shall be, filed on behalf of each of the undersigned pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended.

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k-2018q3results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 1, 2018 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (St

Regulation FD Disclosure

f8k-101718armtechcon.htm - Generated by SEC Publisher for SEC Filing 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: October 17, 2018 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Numbe

Entry into a Material Definitive Agreement

f8kboschagmtamendment2018.htm - Generated by SEC Publisher for SEC Filing 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: September 24, 2018 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission Fil

DAIO / Data I/O Corp. 10-Q (Quarterly Report)

f10q08132018.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2018 or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the trans

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k-2018q2results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2018 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State

Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934

fsdexhibit101.htm - Generated by SEC Publisher for SEC Filing Exhibit 1.01 Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934 This is the Conflict Minerals Report of Data I/O Corporation (“Data I/O,” the “Company,” “we,” “us,” or “our”) and subsidiaries for calendar year 2017 in accordance with Rule 13p-1 (“Rule 13p-1”) under the

DAIO / Data I/O Corp. SD

fsd2017daio1.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. NE

Regulation FD Disclosure, Submission of Matters to a Vote of Security Holders

f8kannualmtg05212018.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2018 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (Sta

DAIO / Data I/O Corp. S-8

As filed with the Securities and Exchange Commission on May 16, 2018 Registration No.

DAIO / Data I/O Corp. 10-Q (Quarterly Report)

f10q03312018.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2018 or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the tran

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k-2018q1results.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2018 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (Stat

DAIO / Data I/O Corp. 2018 PROXY STATEMENT

proxy2018.htm - Generated by SEC Publisher for SEC Filing 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Com

Amended and Restated 1983 Stock Appreciation Rights Plan dated February 3, 1993 (Incorporated by reference to Exhibit 10.23 of Data I/O’s 1992 Annual Report on Form 10-K (File No. 0-10394) and attached as a PDF to Exhibit 10.1 in our 2017 Annual Report on Form 10-K).

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

f10k123117final.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) FORM 10-K x 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

Data I/O’s restated Articles of Incorporation filed November 2, 1987 (Incorporated by reference to Exhibit 3.1 of Data I/O’s 1987 Annual Report on Form 10-K (File No. 0-10394) and attached as a PDF to Exhibit 3.1 in our 2017 Annual Report on Form 10-K).

Data I/O’s restated Articles of Incorporation filed November 2, 1987 (Incorporated by reference to Exhibit 3.1 of Data I/O’s 1987 Annual Report on Form 10-K (File No. 0-10394) and attached as a PDF to exhibit 3.1 in our 2017 Annual Report on Form 10-K)

index31.htm - Generated by SEC Publisher for SEC Filing INdex to Exhibits Articles of Incorporation 3.1 Data I/O’s restated Articles of Incorporation filed November 2, 1987 (Incorporated by reference to Exhibit 3.1 of Data I/O’s 1987 Annual Report on Form 10-K (File No. 0-10394)) attached as a PDF to this 10K filing.

Subsidiaries of the Registrant

exhibit211.htm - Generated by SEC Publisher for SEC Filing EXHIBIT 21.1 DATA I/O CORPORATION SUBSIDIARIES OF THE REGISTRANT The following table indicates the name, jurisdiction of incorporation and basis of ownership of each of Data I/O’s subsidiaries: Name of Subsidiary State or Jurisdiction of Organization Percentage of Voting Securities Owned Data I/O International, Inc. Washington 100% RTD, In

Amended and Restated 1983 Stock Appreciation Rights Plan dated February 3, 1993 (Incorporated by reference to Exhibit 10.23 of Data I/O’s 1992 Annual Report on Form 10-K (File No. 0-10394) and attached as a PDF to exhibit 10.1 in our 2017 Annual Report on Form 10-K).

index101.htm - Generated by SEC Publisher for SEC Filing INdex to Exhibits Material Contracts 10.1 Amended and Restated 1983 Stock Appreciation Rights Plan dated February 1993 (Incorporated by reference to Exhibit 10.23 of Data I/O’s 1992 Annual Report on Form 10-K (File No. 0-10394)) attached as a PDF to this 10K filing.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 22, 2018 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Num

Data I/O Reports Fourth Quarter 2017 Results Revenue Grows for Fifth Consecutive Year, with Net Sales Up 26% in 4Q17; Fourth Quarter Net Income up 103% (33% Before Tax Benefit); First Order for UFS programming from automotive customer

EXHIBIT 99.1 Joel Hatlen Darrow Associates, Inc. Chief Operating and Financial Officer Jordan Darrow Data I/O Corporation 6645 185 th Ave. NE, Suite 100 (512) 551-9296 [email protected] Redmond, WA 98052 (425) 881-6444 Data I/O Reports Fourth Quarter 2017 Results Revenue Grows for Fifth Consecutive Year, with Net Sales Up 26% in 4Q17; Fourth Quarter Net Income up 103% (33% Before Tax Benefit);

DAIO / Data I/O Corp. ESP

January 10, 2018 Division of Corporation Finance U.S. Securities and Exchange Commission 100 F Street N.E. Washington, D.C. 20549 USA Attention: Cecilia Blye, Chief, Office of Global Security Risk Re: Data I/O Corporation Form 10-K for the Fiscal Year Ended December 31, 2016 Filed March 28, 2017 File No. 000-10394 Dear Sirs and Mesdames: We received the Staff's letter to Data I/O Corporation (the

DAIO / Data I/O Corp. ESP

December 22, 2017 Division of Corporation Finance U.S. Securities and Exchange Commission 100 F Street N.E. Washington, D.C. 20549 USA Attention: Cecilia Blye, Chief, Office of Global Security Risk Re: Data I/O Corporation Form 10-K for the Fiscal Year Ended December 31, 2016 Filed March 28, 2017 File No. 000-10394 Dear Sirs and Mesdames: We received the Staff's letter to Data I/O Corporation (the

DAIO / Data I/O Corp. / Philotimo Fund, LP - AMENDMENT NO. 8 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 8)1 DATA I/O CORPORATION (Name of Issuer) Class A Common Stock, no par value (Title of Class of Securities) 237690102 (CUSIP Number) Mr. David L. Kanen Kan

DAIO / Data I/O Corp. / Philotimo Fund, LP - AMENDMENT NO. 7 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 7)1 DATA I/O CORPORATION (Name of Issuer) Class A Common Stock, no par value (Title of Class of Securities) 237690102 (CUSIP Number) Mr. David L. Kanen Kan

Fifth Amendment to Lease, between Data I/O Corporation and BRE WA OFFICE OWNER LLC, made as of September 12, 2017 (Incorporated by reference to Data I/O’s September 30, 2017 Quarterly Report on Form 10-Q (File No. 0-10394)).

Exhibit 10.34 FIFTH AMENDMENT THIS FIFTH AMENDMENT (this “Amendment”) is made and entered into as of Sept, 12, 2017, by and between BRE WA OFFICE OWNER LLC, a Delaware limited liability company (“Landlord”), and DATA I/O CORPORATION, a Washington corporation (“Tenant”). RECITALS A. Landlord (as successor in interest to Arden Realty Limited Partnership, a Maryland limited partnership, as successor

DAIO / Data I/O Corp. QUATERLY REPORT (Quarterly Report)

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

DAIO / Data I/O Corp. / Philotimo Fund, LP - AMENDMENT NO. 6 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 6)1 DATA I/O CORPORATION (Name of Issuer) Class A Common Stock, no par value (Title of Class of Securities) 237690102 (CUSIP Number) Mr. David L. Kanen Kan

DAIO / Data I/O Corp. / Philotimo Fund, LP - SCHEDULE 13D AMENDMENT NO. 5 Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 5)1 DATA I/O CORPORATION (Name of Issuer) Class A Common Stock, no par value (Title of Class of Securities) 237690102 (CUSIP Number) Mr. David L. Kanen Kan

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k10262017.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2017 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or

DAIO / Data I/O Corp. / Philotimo Fund, LP - AMENDMENT NO. 4 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 4)1 DATA I/O CORPORATION (Name of Issuer) Class A Common Stock, no par value (Title of Class of Securities) 237690102 (CUSIP Number) Mr. David L. Kanen Kan

DAIO / Data I/O Corp. / Philotimo Fund, LP - AMENDMENT NO. 3 TO THE SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO § 240.13d-2(a) (Amendment No. 3)1 DATA I/O CORPORATION (Name of Issuer) Class A Common Stock, no par value (Title of Class of Securities) 237690102 (CUSIP Number) Mr. David L. Kanen Kan

DAIO / Data I/O Corp. 10-Q (Quarterly Report)

f10q06302017.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2017 or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the trans

Data I (Current Report/Significant Event)

f8k07272017.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2017 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or ot

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

f8k06282017.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 26, 2017 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or ot

DAIO / Data I/O Corp. 10-K/A (Annual Report)

form10ka062617.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) FORM 10-K/A Amendment 1 (X) 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 F

Data I

formsd053017.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. NE

Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934

ex101.htm - Generated by SEC Publisher for SEC Filing Exhibit 1.01 Data I/O Corporation?s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934 This is the Conflict Minerals Report of Data I/O Corporation (?Data I/O,? the ?Company,? ?we,? ?us,? or ?our?) and subsidiaries for calendar year 2016 in accordance with Rule 13p-1 (?Rule 13p-1?) under the Securit

Data I (Current Report/Significant Event)

f8k0522171.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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, 2017 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or othe

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2017 or ( ) TRANSITION R

f10q051117.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2017 or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transi

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 4, 2017 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporation) (Commission File Number) (I

Data I 14A

proxy2017.htm - Generated by SEC Publisher for SEC Filing 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Com

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

f10k032217.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) FORM 10-K (X) 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

Data I (Current Report/Significant Event)

f8k-mrch132017investorpresen.htm - Generated by SEC Publisher for SEC Filing 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: March 13, 2017 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File

Data I (Current Report/Significant Event)

f8k022717.htm - Generated by SEC Publisher for SEC Filing 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: February 23, 2017 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-10394

Regulation FD Disclosure

f8k021217irpresentation.htm - Generated by SEC Publisher for SEC Filing 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: February 12, 2017 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File N

DAIO / Data I/O Corp. / HOWE KEVIN C - SC 13G/A Passive Investment

CUSIP No. 237690102 Page 1 of 10 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 Schedule 13G/A (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) Under the Securities Exchange Act of 1934 (Amendment No. 2)* DATA I/O CORP. (Name of Issuer) Common Stock (Title of Class of Securities) 2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2016 or ( ) TRANSITI

f10q09302016.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2016 or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the

Negotiation Protocol for the Purchase of Data I/O’s PSV7000, a supply agreement executed July 20, 2016, between Data I/O Corporation and Bosch Car Multimedia Group (Incorporated by reference to Exhibit 10.31 of Data I/O’s September 30, 2016 Quarterly Report on Form 10-Q (File No. 0-10394)). (Portions of this exhibit have been omitted based on confidential treatment granted by the SEC. The omitted portions of these exhibits have been filed separately with the SEC. The registrant undertakes to furnish on a supplemental basis a copy of any omitted schedules to the Securities and Exchange Commission upon request.).

exhibit1031boschagmt.htm - Generated by SEC Publisher for SEC Filing Data I/O Corporation 6645 185th Ave NE, Suite 100 Redmond, WA 98052 USA Negotiation Protocol Document no.: CX 46xxxxxx-Z4A Date: 2016.06.24 Supplier no.: 394644 Always quote for reference! Contact Person: Lars Göbel Department: CP/TME3 Telephone: +49(5121)49-3452 Telefax: +49(711) 811-505-3452 E-Mail: [email protected] Our

Financial Statements and Exhibits, Results of Operations and Financial Condition

f8k10272016.htm - Generated by SEC Publisher for SEC Filing 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: October 27, 2016 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-1039

DAIO / Data I/O Corp. / Kanen Wealth Management LLC - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* DATA I/O CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 237690102 (CUSIP Number) Mr. David L. Kanen Kanen Wealth Management LLC 10141 Sweet Bay Ct., Parkland, Florida 33076 Rick A. Werner, Esq. Greg Kramer, Esq. Haynes and Boo

DAIO / Data I/O Corp. / Kanen Wealth Management LLC - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* DATA I/O CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 237690102 (CUSIP Number) Mr. David L. Kanen Kanen Wealth Management LLC 10141 Sweet Bay Ct., Parkland, Florida 33076 Rick A. Werner, Esq. Greg Kramer, Esq. Haynes and Boo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2016 or ( ) TRANSITION RE

f10q06302016.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2016 or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the trans

DAIO / Data I/O Corp. / Kanen Wealth Management LLC - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. )* DATA I/O CORPORATION (Name of Issuer) Common Stock (Title of Class of Securities) 237690102 (CUSIP Number) Mr. David L. Kanen Kanen Wealth Management LLC 10141 Sweet Bay Ct., Parkland, Florida 33076 Rick A. Werner, Esq. Greg Kramer, Esq. Haynes & Boone, L

Data I (Current Report/Significant Event)

f8kq20728161.htm - Generated by SEC Publisher for SEC Filing 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: July 28, 2016 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-10394

Data I (Current Report/Significant Event)

f8kboschagmt0716.htm - Generated by SEC Publisher for SEC Filing 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: July 20, 2016 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-10

Data I 2G/A

dataio8a12ga071316.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A/A Amendment No. 3 FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 Data I/O Corporation (Exact name of registrant as specified in its charter) Washington (State of incorporation or organization) 91-0864123 (I.R.S. Employe

Standstill and Voting Agreement, dated as of July 13, 2016, by and among Data I/O Corporation, David Kanen and Kanen Wealth Management LLC (Incorporated by reference to Data I/O’s Current Report on Form 8-K filed on July 14, 2016)

ex101.htm EXHIBIT 10.1 STANDSTILL AND VOTING AGREEMENT This Standstill and Voting Agreement (this “Agreement”) dated July 13, 2016 is by and among the persons and entities listed on Schedule A (collectively, the “Kanen Group”, and each individually a “member” of the Kanen Group) and Data I/O Corporation (the “Company”). WHEREAS, the Kanen Group anticipates that it will beneficially own 2,240,000 o

Amendment No. 3 to Rights Agreement, dated as of July 13, 2016, between Data I/O Corporation and Computershare. (Incorporated by reference to Exhibit 4.4 of Data I/O’s Form 8-A/A dated July 14, 2016).

dataio8k071316.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 13, 2016 DATA I/O CORPORATION (Exact name of registrant as specified in its charter) Washington 0-10394 91-0864123 (State or other jurisdiction of incorporatio

Data I (Current Report/Significant Event)

f8kjulyirupdate1.htm - Generated by SEC Publisher for SEC Filing 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: July 8, 2016 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-103

Data I/O

fsdcm053116.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6645 185th Ave. NE,

Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934

ex102.htm - Generated by SEC Publisher for SEC Filing Exhibit 1.01 Data I/O Corporation?s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934 This is the Conflict Minerals Report of Data I/O Corporation (?Data I/O,? the ?Company,? ?we,? ?us,? or ?our?) and subsidiaries for calendar year 2015 in accordance with Rule 13p-1 (?Rule 13p-1?) under the Securit

Data I/O (Current Report/Significant Event)

f8kannualmeeting0524161.htm - Generated by SEC Publisher for SEC Filing 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: May 24 ,2016 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2016 or ( ) TRANSITION R

f10q04302016.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2016 or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the tran

Data I/O (Current Report/Significant Event)

f8k042816.htm - Generated by SEC Publisher for SEC Filing 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: April 28, 2016 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-10394 Wa

Data I/O 14A

fdef14a040416.htm - Generated by SEC Publisher for SEC Filing 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 x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the

61

Exhibit 10.30 Great West Financial Adoption Agreement #005 Non-standarized 401(k) Plan attached as a PDF to this 10K filing. 61

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

f10k03312016.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Mark One) FORM 10-K (X) ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2015 or ( ) TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transitio

Great West Financial Adoption Agreement #005 Non-standardized 401(k) Plan (Incorporated by reference to Data I/O’s 2015 Annual Report on Form 10-K (File No. 0-10394)).

DATA I/O CORPORATION TAX DEFERRAL RETIREMENT PLAN Nonstandardized 401(k) Plan © 2014 Great-West Trust Company, LLC or its suppliers 455092-01 (effective January 1, 2016) 1 ADOPTION AGREEMENT #005 NONSTANDARDIZED 401(k) PLAN The undersigned Employer, by executing this Adoption Agreement, establishes a retirement plan and trust (collectively "Plan") under the Great-West Trust Company Defined Contribution Prototype Plan and Trust (basic plan document #11).

Data I/O (Current Report/Significant Event)

f8kq42015.htm - Generated by SEC Publisher for SEC Filing 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: February 25, 2016 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-10394

DAIO / Data I/O Corp. / HOWE KEVIN C - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 Schedule 13G/A (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) Under the Securities Exchange Act of 1934 (Amendment No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2015 or ( ) TRANSITI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2015 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: 0-10394 DAT

Data I (Current Report/Significant Event)

f8k102915.htm - Generated by SEC Publisher for SEC Filing 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: October 29, 2015 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-10394

Third Amendment to Lease, (Redmond East) between Data I/O Corporation and Arden Realty Limited Partnership, made as of June 1, 2015 (Incorporated by reference to Exhibit 10.29 of Data I/O’s June 30, 2015 Quarterly Report on Form 10-Q (File No. 0-10394)).

THIRD AMENDMENT TO LEASE (Redmond East) THIS THIRD AMENDMENT TO LEASE ("Third Amendment") is made and entered into as of the day of April, 2015, by and between ARDEN REALTY LIMITED PARTNERSHIP, a Maryland limited partnership ("Landlord") and DATA I/O CORPORATION, a Washington corporation ("Tenant").

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2015 or ( ) TRANSITION RE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2015 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: 0-10394 DATA I/O

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

f8kmove060415.htm - Generated by SEC Publisher for SEC Filing 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: May 21, 2015 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-10394

Data I/O Corporation’s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934

ex101.htm - Generated by SEC Publisher for SEC Filing Exhibit 1.01 Data I/O Corporation?s Conflict Minerals Report in Accordance with Rule 13p-1 under the Securities Exchange Act of 1934 This is the Conflict Minerals Report of Data I/O Corporation (?Data I/O,? the ?Company,? ?we,? ?us,? or ?our?) and subsidiaries for calendar year 2014 in accordance with Rule 13p-1 (?Rule 13p-1?) under the Securit

Data I

fsdcm053015.htm - Generated by SEC Publisher for SEC Filing UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Data I/O Corporation (Exact Name of Registrant as Specified in Charter) Washington 0-10394 91-0864123 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number) 6464 185th Ave. NE,

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: May 21, 2015 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-10394 Washington 91-0864123 (State or other jurisdiction of incorpor

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2015 or ( ) TRANSITION R

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) (X) QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2015 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: 0-10394 DATA I/

Data I (Current Report/Significant Event)

f8k051115.htm - Generated by SEC Publisher for SEC Filing 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: May 11, 2015 (Date of earliest event reported) Data I/O Corporation (Exact name of registrant as specified in its charter) Commission File Number: 0-10394 Wash

Data I 14A

def14a040315.htm - Generated by SEC Publisher for SEC Filing DATA I/O CORPORATION NOTICE OF 2015 ANNUAL MEETING and PROXY STATEMENT DATA I/O CORPORATION April 2, 2015 To Our Shareholders: You are cordially invited to attend the 2015 Annual Meeting of Data I/O Corporation, which will be held at Data I/O?s headquarters at 6464 185th Ave NE, Suite 101, Redmond, Washington 98052. The meeting will begi