Seagate Technology Holdings plc filings document material-event disclosures for an Ireland-incorporated data storage company whose ordinary shares trade on the Nasdaq Global Select Market under STX. Recent Form 8-K filings cover operating and financial results, quarterly cash dividend declarations, supplemental financial information, and Regulation FD disclosures.
The company’s filings also record capital-structure activity involving ordinary-share issuances, private-placement exemptions, material agreements, shareholder voting matters, equity compensation plans, and board-level governance changes. These disclosures describe Seagate’s public-company reporting obligations alongside its mass-capacity storage business and listed ordinary-share structure.
Seagate Technology Holdings plc (STX) is the issuer for which William D. Mosley has filed a notice under Rule 144 to sell common stock. The notice covers a proposed sale of 2,992 shares of common stock through Morgan Stanley, with an aggregate market value of $2,579,258.10, based on 226,644,518 shares outstanding as of September 10, 2026.
The securities to be sold arise from restricted stock unit vesting on September 9, 2026, described as compensation for services. The filer states that sales are to be made pursuant to an issuer-mandated sell-to-cover arrangement used solely to satisfy tax withholding obligations. The filing also lists several prior sales of Seagate common stock by Mosley during the past three months.
Seagate Technology Holdings plc (STX) received a notice from officer Gianluca Romano of a proposed sale of 1,415 shares of common stock through Morgan Stanley under Rule 144. The planned sale relates to restricted stock unit vesting and is described as issuer-mandated sell-to-cover solely to satisfy tax withholding obligations.
Seagate Technology Holdings plc (STX) received a notice under Rule 144 that officer Ban Seng Teh plans to sell 663 shares of common stock through Morgan Stanley Smith Barney LLC, with an aggregate market value of $570,239.67, around September 10, 2026 on NASDAQ.
Seagate reports 226,644,518 shares of common stock outstanding. During the prior three months, Ban Seng Teh reported additional sales of Seagate common stock, including 9,862 shares for $8,411,971.40 on August 21, 2026 and 6,048 shares for $5,098,254.74 on August 20, 2026.
Seagate Technology Holdings plc (STX) and its subsidiary Seagate HDD Cayman completed the settlement of all remaining 3.50% Exchangeable Senior Notes due 2028 with an outstanding principal amount of approximately $150.7 million. On September 8, 2026, Seagate HDD redeemed notes not exchanged for cash equal to principal plus accrued and unpaid interest to, but excluding, the redemption date. Notes submitted for exchange by September 3, 2026 had principal paid in cash and the excess exchange value settled in Seagate ordinary shares. In total on the redemption date, Seagate HDD paid approximately $150.97 million in cash and delivered 1,647,862 ordinary shares of Seagate to settle its obligations, with the share issuance relying on the Section 3(a)(9) exemption under the Securities Act of 1933.
Seagate Technology Holdings plc (STX) is asking shareholders to vote at its October 24, 2026 virtual AGM on six proposals, including election of nine directors, an advisory Say‑on‑Pay vote, ratification of Ernst & Young as auditor, and three Irish-law share authorization items; the Board recommends voting FOR all proposals.
The Board will be reduced from eleven to nine members as two directors retire, with Mark Adams becoming Lead Independent Director and independent directors comprising 91% of the Board. Management will review results for fiscal 2026, when Seagate reported $12.2 billion in GAAP revenue, $3.2 billion in GAAP net income, and strong free cash flow alongside $1.4 billion of debt reduction.
Seagate Technology Holdings plc (STX) reports that director Shankar Arumugavelu has decided not to stand for re-election to the Board of Directors at the company’s 2026 Annual General Meeting of Shareholders. He will continue serving as a director until the conclusion of that meeting.
The company states that Mr. Arumugavelu’s decision is not due to any disagreement with Seagate regarding its operations, policies, or practices, and the Board expresses appreciation for his service and contributions.
Seagate Technology Holdings plc (STX) CEO and director William D. Mosley exercised 14,000 stock options on September 1, 2026 at an exercise price of $46.23 per share, receiving 14,000 Ordinary Shares, and on the same date sold 30,000 Ordinary Shares in multiple transactions at weighted-average prices detailed between roughly the low-$800s per share. All transactions were effected pursuant to a Rule 10b5-1 trading plan adopted on February 18, 2026.
Seagate Technology Holdings plc (STX) director Yolanda Lee Conyers reported selling 750 Ordinary Shares on September 1, 2026 in an open-market or private transaction at a reported price of $815.11 per share. Following this sale, she directly holds 3,351 Ordinary Shares, and the transaction was effected under a Rule 10b5-1 trading plan adopted on August 4, 2025.
Seagate Technology Holdings plc (STX) received a Rule 144 notice from William D. Mosley covering the proposed sale of up to 90,000 shares of common stock, with an aggregate market value of $74,554,200.00, when shares outstanding were 226,644,518 as of 09/01/2026.
The planned sales include 42,000 shares to be received upon the exercise of stock options over the next three months and 48,000 shares acquired from vesting of restricted and performance stock units during 09/24/2020–09/14/2025. The approximate sale date is listed as 09/01/2026 on NASDAQ. In the prior three months, Mosley reported several sales of Seagate common stock, including 30,000 shares on 08/03/2026 and 30,000 shares on 07/01/2026, noted as 10b5-1 sales.