Entry into a Material Definitive Agreement. The information set forth in

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth in

Other Events. Bank Loan On October 26, 2026, Data I/O Corporation (the “Company”), V-Tek, Inc. (“V-Tek”) and A&J Programming, Inc. (“A&J” and, together with the Company and V-Tek, the “Borrowers”) entered into a Loan and Security Agreement (the “Loan Agreement”) with Western Alliance Bank (“Western Alliance”). The Company acquired V-Tek and A&J on October 20, 2026, and each is a subsidiary of the Company. Western Alliance is the lender and secured party under the Loan Agreement. The Loan Agre…

Completion of Acquisition or Disposition of Assets. The information set forth in

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information set forth in

Entry into a Material Definitive Agreement. The information set forth in

Other Events. The Acquisition On October 18, 2026, Data I/O Corporation (the “Company”) entered into a Stock Purchase Agreement (the “Stock Purchase Agreement”) with V-Tek Holdings, LLC (the “Seller”), William S. Karol, the William S. Karol Family Trust and Janice Hodson, pursuant to which the Company agreed to acquire all of the issued and outstanding shares of common stock of V-Tek, Inc. and A&J Programming, Inc. (the “Acquisition”). The Acquisition was completed on October 20, 2026. Terms…

Regulation FD Disclosure. On October 21, 2026, the Company issued a press release entitled “Data I/O Completes Transformational Acquisition of V-TEK, Anticipated to Double Revenue”, attached hereto as Exhibit 99.1. The information contained in the press release attached hereto is being furnished and shall not be deemed filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section, and shall not b…

of this Current Report on Form 8-K. The securities were issued and sold in reliance upon an exemption from the registration requirements of the Securities Act of 1933, as amended (the “Securities Act”), pursuant to the exemption for transactions by an issuer not involving any public offering under Section 4(a)(2) of the Securities Act and/or Regulation D under the Securities Act (“Regulation D”), and in reliance on similar exemptions under applicable state laws. The Preferred Stock and/or Com…

and Exhibit 99.0 attached hereto is being furnished and shall not be deemed filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

and Exhibit 99.0 attached hereto is being furnished and shall not be deemed filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Termination of a Material Definitive Agreement. The information included under

The excerpt does not provide specific details about any particular movement or event.

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

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.

Entry into a Material Definitive Agreement. The information included under

Unregistered Sales of Equity Securities. On June 17, 2026, Data I/O Corporation (the “Company”) closed its previously announced private placement. As previously disclosed on the Company’s Current Report on Form 8-K filed on May 19, 2026, the Company entered into a Securities Purchase Agreement (the “Securities Purchase Agreement”) with Lytton-Kambara Foundation and Alice W. Lytton Family LLC (the “Investors”) for the sale and issuance to the Investors of securities consisting of the following…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. The information included under

Unregistered Sales of Equity Securities. As previously disclosed by Data I/O Corporation (the “Company”) on the press release attached as Exhibit 99.2 to

on the Current Report on Form 8-K filed on May 15, 2026, the Company entered into a Securities Purchase Agreement (the “Securities Purchase Agreement”) with Lytton-Kambara Foundation and Alice W. Lytton Family LLC (the “Investors”) for the sale and issuance to the Investors of securities consisting of the following: 869,840 shares of Common Stock (the “Shares”), convertible debentures in the principal amount of $6,825,400.00 (the “Note”) and warrants to purchase an aggregate of 1,080,000 shar…

and Exhibit 99.0 attached hereto is being furnished and shall not be deemed filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Director — Douglas Brown: Douglas Brown will not stand for re-election to the Board of Directors.

Results of Operation and Financial Condition A press release announcing fourth quarter 2025 results was made February 26, 2026 and a copy of the release is being furnished as Exhibit 99.0 in this current report.

Chair of the Board — Edward Smith: Edward Smith was promoted to Chair of the Board, replacing Sally Washlow.

Results of Operation and Financial Condition A press release announcing third quarter 2025 results was made October 30, 2025 and a copy of the release is being furnished as Exhibit 99.0 in this current report.