STX: Unregistered securities sale · Company disclosure · Other company developments

Item 8.01 is incorporated into this Item 3.02 by reference. The Exchanges (as defined below) are being conducted as private placements, and any ordinary shares to be issued in the Exchanges will be issued pursuant to the exemption from the registration requirements of the Securities Act of 1933, as amended (the “Securities Act”), afforded by Section 4(a)(2) of the Securities Act in transactions not involving any public offering. Item 7.01. Regulation FD Disclosure. On May 21, 2026, Seagate Technology Holdings Public Limited Company (the “Company”) issued a press release relating to the Exchanges. A copy of the press release is attached hereto as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated by reference into this Item 7.01. The information in Item 7.01, including Exhibit 99.1, of this Current Report on Form 8-K 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 liabilities of that section, nor shall it be deemed to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing. Item 8.01. Other Events. On May 20, 2026, the Company and its subsidiary, Seagate HDD Cayman (“Seagate HDD”) entered into separate, privately negotiated exchange agreements (the “Exchange Agreements”) with a limited number of holders of Seagate HDD’s 3.50% Exchangeable Senior Notes due 2028 (the “Notes”) to exchange (collectively, the “Exchanges”) $185.908 million principal amount of Notes for consideration consisting of an aggregate of $185.908 million in cash and