Welcome to our dedicated page for Seagate Technology Holdings plc SEC filings (Ticker: STX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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For Seagate Technology Holdings plc (STX), EVP & CLO James CI Lee reported an option exercise and related share sales. On 2026-08-24 he exercised 4,032 NQ stock options at an exercise price of $158.40 per share, receiving 4,032 Ordinary Shares. The underlying option grant under the 2022 Equity Incentive Plan vests over four years, with 25% vesting on August 20, 2026 and the remainder in equal monthly installments over the following three years.
On the same date he sold 9,013 Ordinary Shares in numerous transactions at prices reported per share, including weighted-average prices for trades executed within specified ranges, with individual reported prices spanning from about $774.84 to $816.96 per share. All reported transactions were effected pursuant to a Rule 10b5-1 trading plan adopted on January 29, 2026.
Seagate Technology Holdings plc (STX) reported that EVP & Chief Commercial Officer Teh Ban Seng sold 9,862 Ordinary Shares of the company on August 21, 2026 in 27 separate open-market transactions. The reported per‑share sale prices range from $835.48–$868.00, with many prices disclosed as weighted averages. All transactions were effected pursuant to a Rule 10b5-1 trading plan adopted on February 11, 2026.
Seagate Technology Holdings plc (STX) reported insider transactions by EVP & Chief Commercial Officer Teh Ban Seng on August 20, 2026. He exercised derivative awards covering 18,189 Ordinary Shares and sold 6,048 Ordinary Shares in multiple transactions, with sales executed under a Rule 10b5-1 trading plan adopted on February 11, 2026. The activity included exercises of Restricted Share Units into Ordinary Shares and an option for 6,048 shares at a $158.40 exercise price, as well as new grants of RSUs and nonqualified stock options with four-year vesting schedules.
Seagate Technology Holdings plc (STX) reports that EVP & CTO John Christopher Morris executed multiple equity transactions. On August 20, 2026 he exercised or converted 7,578 Ordinary Shares from RSUs and stock options and received new grants of RSUs and an NQ stock option. On August 20–21, 2026 he sold a total of 4,038.5 Ordinary Shares at per-share prices up to $849.3548, including an option exercise and sale effected pursuant to a Rule 10b5-1 trading plan adopted on January 29, 206.
Seagate Technology Holdings plc (STX) reported insider transactions by EVP & CLO James CI Lee involving equity awards, option grants, exercises, and sales. On August 21, 2026, he sold 3,938.75 Ordinary Shares in open-market or private transactions at 849.3548 per share. On August 20, 2026, 8,920 Restricted Share Units were exercised into Ordinary Shares at no cost. On the same date he received several new equity grants: RSU awards of 1,420 and 1,343 plus 403 additional RSUs, and 3,788 NQ Options with an exercise price of 850.2400 per share expiring in 2033, all subject to multi-year vesting schedules.
Seagate Technology Holdings plc (STX) reported equity compensation changes for EVP Global Operations Chong Kian Fatt on August 20, 2026. He exercised or converted previously granted restricted share units into a total of 6,846 Ordinary Shares. He also received new grants of restricted share units covering 1,420, 1,036 and 311 shares, and a grant of 3,788 NQ stock options with an exercise price of 850.2400 per share expiring on August 20, 2033. The RSU and option awards vest over four-year and one-year schedules, in each case subject to his continuous employment.
Seagate Technology Holdings plc (STX) reported insider equity activity by EVP & CFO Gianluca Romano. On August 20, 2026, Romano acquired 16,907 Ordinary Shares through vesting/settlement of Restricted Share Units and was granted 6,612 new RSUs plus 11,360 nonqualified stock options with an exercise price of $850.2400 per share. On August 21, 2026, he sold a total of 9,076.25 Ordinary Shares at $849.3548 per share in open-market or private transactions; post-transaction share holdings are not stated.
Seagate Technology Holdings plc (STX) CEO William D. Mosley reported multiple equity transactions. On August 21, 2026 he sold 18,138.5 Ordinary Shares in open-market or private transactions at $849.3548 per share. On August 20, 2026 he exercised Restricted Share Units into Ordinary Shares at no cost and received new RSU awards with multi-year vesting schedules, plus a grant of 31,856 NQ Stock Options at a $850.2400 exercise price expiring August 20, 2033.
Seagate Technology Holdings plc (STX) officer James Lee has filed a notice of proposed sale of company stock under Rule 144. The notice covers up to 9,013 shares of common stock, to be sold through Morgan Stanley Smith Barney LLC on NASDAQ.
The shares include 4,032 shares issuable upon the exercise of stock options dated August 24, 2026, and 4,981 shares from restricted stock units dated August 20, 2026. The filing lists an aggregate market value of approximately 7,661,050.00 for the proposed sale. It also discloses several prior sales of Seagate common stock by James Lee during the past three months, including some conducted pursuant to a Rule 10b5-1 trading plan.
Seagate Technology Holdings plc (STX) reported a planned sale of common stock under Rule 144 for officer John Christopher Morris. The notice lists 3,575 shares of common stock with Morgan Stanley as broker, and indicates that sales will be made pursuant to an issuer-mandated sell-to-cover program solely to satisfy tax withholding obligations on equity compensation. Related restricted stock unit vesting events on 08/20/2026 cover awards tied to 4,070, 1,221, and 1,764 shares of common stock as compensation for services. The filing also discloses prior sales of common stock by John C. Morris during the past three months.