Data I/O Corp: Termination Of A Material Definitive Agreement, Triggering Events That Accelerate Or Increase A Direct Financial Obligation Or An Obligation Under An Offbalance Sheet Arrangement, Unregistered Sales Of Equity Securities, Departure Of Directors Or Principal Officers; Election Of Directors; Appointment Of Principal Officers; Compensatory Arrangements Of Certain Officers, Submission Of Matters To A Vote Of Security Holders, Financial Statements And Exhibits, Submission Of Matters To A Vote Of Security Holders

Item 1.02: Termination of a Material Definitive Agreement.Item 2.04: Triggering Events That Accelerate or Increase a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement.Item 3.02: Unregistered Sales of Equity Securities. Item 5.02: Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers; Compensatory Arrangements of Certain Officers.Item 5.07: Submission of Matters to a Vote of Security Holders.Item 9.01: Financial Statements and Exhibits. 2 Item 1.02 Termination of a Material Definitive Agreement. The information included under Item 2.04 below regarding the conversion of the Note is incorporated by reference into this Item 1.02. Item 2.04 Triggering Events That Accelerate or Increase a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement. On July 8, 2026, Data I/O Corporation (the “Company”) held its 2026 Annual Meeting of Shareholders (the “Annual Meeting”). The information set forth below under Item 5.07 regarding the approval of the potential issuance of 20% or more of our issued and outstanding common stock at prices that may be less than the Nasdaq Minimum Price (as defined by NASDAQ) to the holders of the convertible debentures (the “Note”) with Lytton-Kambara Foundation and Alice W. Lytton Family LLC (the “Investors”) and to approve any change of control that may be deemed to occur in connection with such issuance at the Annual Meeting is incorporated herein by reference. As previously disclosed in the Company’s Form 8-K filed on June 23, 2026 and as a result of the approval of the aforementioned proposal by the shareholders, the Note has automatically converted under its own terms into Series B Convertible Preferred Stock (“Preferred Stock”) of the Company. The conversion of the aggregate principal amount of the Note of $6,825,400.00 plus applicable interest under the Note has resulted in the issuance of 6,841.33 shares of Preferred Stock by the Company to the Investors. Item 3.02 Unregistered Sales of Equity Securities. The information included under Item 2.04 above regarding the conversion of the Note is incorporated by reference into this Item 3.02. The Preferred Stock issued will be exempt from the registration requirements of the Securities Act of 1933, as amended (the “Securities Act”), pursuant to the exemption for transactions under Section 3(a)(9) of the Securities Act, and in reliance on any similar exemptions under applicable state laws. Item 5.02 Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers; Compensatory Arrangements of Certain Officers. The information set forth below under Item 5.07 regarding the approval of the 2026 Amendment to the Company’s 2023 Plan (the “2026 Amendment”) at the Annual Meeting is incorporated herein by reference. A summary of the 2026 Amendment was provided in the Company’s Definitive Proxy Statement on Schedule 14A (the “Proxy Statement”), which was filed with the Securities and Exchange Commission on May 29, 2026. The summary is incorporated herein by reference to the Proxy Statement and qualified in its entirety by reference to the full text of the 2023 Plan, a copy of which is attached to the Proxy Statement and attached as Exhibit 99.1 hereto. 3 Item 5.07 Submission of Matters to a Vote of Security Holders Annual Meeting of Shareholders Voting Results. FIRST: The Annual Meeting of the Company was convened at 10:00 a.m. Pacific Time, on July 8, 2026, at the Company’s headquarters, 6645 185th Ave NE, Suite 100, Redmond, Washington. SECOND: There were issued and outstanding on May 19, 2026, the record date, 9,394,422 shares of Common Stock. THIRD: There were present at said meeting in person or by proxy, shareholders of the Corporation who were the holders of 6,990,929 shares (74.42%) of Common Stock entitled to vote, thereby constituting a quorum. FOURTH: The following nominees for election as Directors, to hold office for a term as defined in the proxy statement and until their successors are duly elected and qualified, received the number of votes set opposite their respective name: Nominee For Withheld Broker Non-votes William Wentworth 3,661,975 128,072 3,200,882 Edward J. Smith 3,540,570 249,477 3,200,882 Sally A. Washlow 3,416,029 374,018 3,200,882 Garrett Larson 3,389,003 401,044 3,200,882 Steven Waszak 3,632,329 157,718 3,200,882 The aforesaid nominees have been elected as Directors. FIFTH: The proposal to ratify the continued appointment of Grant Thornton LLP as the Company’s independent auditors, received the following votes: Votes Percentage of For & Against on this Proposal For 6,753,374 96.60 Against 190,095 2.72 Abstain 47,460 0.68 Broker Non-Votes 0 0 4 The foregoing proposal has been approved. SIXTH: The proposal to approve the 2026 Amendment to the 2023 Plan to increase the aggregate number of shares of our common stock reserved for issuance under the 2023 Plan, received the following votes: Votes Percentage of For & Against on this Proposal For 2,831,463 74.70 Against 907,940 23.96 Abstain 50,644 1.34 Broker Non-Votes 3,200,882 - The foregoing proposal has been approved. SEVENTH: The proposal to approve the potential issuance of 20% or more of our issued and outstanding common stock at prices that may be less than the Nasdaq Minimum Price to the holder or holders of certain Convertible Securities and to approve any change of control that may be deemed to occur in connection with such issuance, received the following votes: Votes Percentage of For & Against on this Proposal For 3,640,582 96.05 Against 137,815 3.64 Abstain 11,650 0.31 Broker Non-Votes 3,200,882 - The foregoing proposal has been approved. EIGHTH: The advisory vote (Say on Pay) approving the compensation of the Company’s named executive officers, received the following votes: Votes Percentage of For & Against on this Proposal For 3,498,751 92.32 Against 210,897 5.56 Abstain 80,399 2.12 Broker Non-Votes 3,200,882 0 The foregoing proposal has been approved. 5 Item 9.01 Financial Statements and Exhibits. (d) Exhibits Exhibit No. Description 99.1 Data I/O Corporation 2023 Omnibus Incentive Compensation Incentive Plan approved May 18, 2023, as amended July 8, 2026 (Incorporated by reference to Data I/O’s 2026 Proxy Statement dated May 29, 2026). 6 SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Data I/O Corporation July 13, 2026By:/s/ Charles J. DiBona Charles J. DiBonaVice President & Chief Financial Officer 7

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