Every Form 4 that Seagate Technology Holdings plc (STX) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow STX and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full STX filings page.
Seagate Technology Holdings plc CEO and director William D. Mosley reported equity award–related share transactions. On 12/09/2025 he acquired 2,815 and 2,415 ordinary shares at $0 per share in connection with restricted share units and disposed of 1,423 and 1,221 ordinary shares at $282.86 per share.
After these transactions he directly owned 448,254 ordinary shares. The restricted share units were granted under Seagate's 2022 Equity Incentive Plan and, subject to his continuous employment, vest over four years, with one quarter vesting on 09/09/2023 or 09/09/2025 and the remainder in equal quarterly installments over the following three years. Following the reported activity he beneficially owned 8,445 and 26,573 restricted share units.
Seagate Technology (STX) EVP & CFO Gianluca Romano reported open‑market sales of company stock on 11/13/2025. The transactions, executed in multiple tranches, totaled 8,002 ordinary shares at weighted average prices spanning $260.03 to $275.69, as detailed in the footnotes.
Following these sales, Romano beneficially owns 48,291 shares directly. The filing states all trades were made under a Rule 10b5‑1 trading plan adopted on August 1, 2025, which pre‑sets trading parameters.
Seagate Technology Holdings plc (STX) filed a Form 4 for EVP & CFO Gianluca Romano. On 11/12/2025, he exercised employee stock options and sold shares under a Rule 10b5-1 trading plan adopted on August 1, 2025.
He exercised 52,529 options for ordinary shares at exercise prices of $64.31, $68.83, $87.34, and $101.34, tied to grants vesting between 2022 and 2025. He then sold 54,021 shares in multiple transactions at weighted average prices within disclosed ranges, including $279.06–$280.04 and up to $295.81–$296.34. Following the transactions, direct holdings were 56,293 shares.
The filing notes sales were executed in multiple trades at specified price ranges, with full trade details available upon request.
Seagate Technology Holdings plc (STX) reported an insider transaction. The company’s EVP & CLO sold 697 ordinary shares on 11/11/2025 at $288.98 per share in an open-market sale coded “S.” The transaction was made under a Rule 10b5-1 trading plan adopted on 08/12/2025.
Following the sale, the reporting person beneficially owned 257 shares, held directly. The filing was made by one reporting person and reflects a routine executive share disposition under a pre-arranged plan.
Seagate Technology (STX) executive Ban Seng Teh reported option exercises and a same‑day sale. On 11/11/2025, he exercised nonqualified stock options for 533 Ordinary Shares at $68.83 and 879 Ordinary Shares at $64.31, then sold 1,412 Ordinary Shares at $288.98. Following these transactions, he beneficially owned 12,041 Ordinary Shares, held directly.
The filing notes the activity was effected under a Rule 10b5‑1 trading plan adopted on October 31, 2024. Derivative holdings reported after the transactions include 5,325 options (exercise price $68.83; expiration 09/09/2029) and 19,333 options (exercise price $64.31; expiration 09/11/2030), each tied to Ordinary Shares per the plan’s vesting schedules.
Seagate Technology Holdings plc director Thomas A. Szlosek reported an amended Form 4 reflecting equity award activity tied to a prior restricted share unit grant. On October 25, 2025, he exercised 470 restricted share units, receiving the same number of Ordinary Shares at no cash cost.
Of these shares, 113 Ordinary Shares at $234.12 per share were automatically withheld to cover tax obligations, a disposition classified as payment of tax liability, leaving 357 Ordinary Shares held directly. The amendment is described as being made due to an administrative oversight, and the RSUs were originally granted on August 23, 2025 under the 2022 Equity Incentive Plan.
Seagate Technology Holdings plc reported an insider transaction by a director. The filing shows a sale of 5,000 ordinary shares on 11/10/2025 at $294.565 per share. After the sale, the reporting person directly owned 7,626 shares.
Seagate Technology Holdings (STX) executive Ban Seng Teh, EVP & Chief Commercial Officer, reported a sale of 6,000 ordinary shares at $270 on November 5, 2025.
After this transaction, he beneficially owns 12,041 shares directly.
Seagate Technology Holdings plc director Stephanie Tilenius reported selling 2,046 ordinary shares on 11/03/2025. The weighted average sale price was $266.4145, with trades executed between $266.00 and $266.82. After the transaction, she beneficially owns 12,244 shares, held directly.
Seagate Technology Holdings plc reported insider transactions by its CEO and director, William D. Mosley. On 11/03/2025, he executed multiple open‑market sales of Ordinary Shares, each reported with a weighted average sale price. The sales were made pursuant to a Rule 10b5‑1 trading plan adopted on February 20, 2025.
Following the reported transactions, Mosley beneficially owned 465,668 Ordinary Shares directly. Reported weighted average sale prices on 11/03/2025 ranged from $254.4377 to $268.6533, with detailed price ranges available upon request as noted in the footnotes.
Seagate Technology Holdings plc (STX) disclosed an insider transaction by its EVP, Global Operations, Kian Fatt Chong. On 10/30/2025, the executive sold 7,078 ordinary shares in an open-market transaction coded “S.” The sale price reported reflects a weighted average of $272.1403.
The filing notes the shares were sold in multiple trades at prices ranging from $272.09 to $272.53. After this transaction, the executive reported beneficial ownership of 0 shares, held directly. The form indicates the filer acted individually (not as part of a group).
Seagate Technology Holdings plc (STX) disclosed an insider transaction. Director Jay L. Geldmacher sold 1,250 ordinary shares on 10/31/2025 at a price of $269.1 per share. After this sale, he beneficially owns 1,148 shares, reported as direct ownership.
Seagate Technology Holdings plc disclosed a director equity award. On October 25, 2025, a director received 1,580 restricted share units (RSUs) under the 2022 Equity Incentive Plan for no consideration. Each RSU represents one Ordinary Share.
Subject to continued service, shares will be released on the earlier of one year from grant or the date of the next annual general meeting following the fiscal year ending on July 3, 2026, provided that meeting is at least 50 weeks after the prior fiscal year’s annual general meeting.
Seagate Technology Holdings plc (STX) reported a director equity award on a Form 4. On 10/25/2025, the reporting person received 1,580 restricted share units (RSUs) under the 2022 Equity Incentive Plan for $0 per unit.
Each RSU represents a right to receive one Ordinary Share. Subject to continuous service, shares will be released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending July 3, 2026, provided that meeting is at least 50 weeks after the prior fiscal year’s annual meeting. Following the transaction, the number of derivative securities beneficially owned was 1,580, held directly.
Seagate Technology Holdings plc (STX) reported a Form 4 for director Dylan G. Haggart showing a grant of 1,580 restricted share units (RSUs) on October 25, 2025 under the company’s 2022 Equity Incentive Plan for $0.
Each RSU represents one Ordinary Share. Shares will be released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending July 3, 2026, provided that meeting is at least 50 weeks after the prior fiscal year’s annual meeting. The filing lists direct ownership of the 1,580 derivative securities following the transaction.
Seagate Technology Holdings plc (STX) director Jay L. Geldmacher reported a grant of 1,580 restricted share units (RSUs) on October 25, 2025 under the company’s 2022 Equity Incentive Plan, for no consideration.
Each RSU represents a contingent right to receive one Ordinary Share. Subject to his continuous service, shares will be released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending July 3, 2026, provided that meeting occurs at least 50 weeks after the prior fiscal year’s annual meeting. Following the reported transaction, he directly holds 1,580 RSUs.
Seagate Technology Holdings plc (STX) disclosed a director equity award on Form 4. On 10/25/2025, director Yolanda Lee Conyers received 1,580 restricted share units (RSUs) under the 2022 Equity Incentive Plan for no consideration, with each RSU representing one Ordinary Share.
Subject to continuous service, shares will be released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending July 3, 2026, provided that meeting is at least 50 weeks after the prior fiscal year’s annual meeting.
Seagate Technology Holdings plc (STX) reported an insider equity award. Director Richard L. Clemmer received 1,580 restricted share units (RSUs) on October 25, 2025 under the company’s 2022 Equity Incentive Plan for $0 per unit. Each RSU represents the right to receive one Ordinary Share.
Shares are scheduled to be released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending July 3, 2026, provided that meeting occurs at least 50 weeks after the prior year’s meeting. Ownership is reported as Direct.
Seagate Technology Holdings plc (STX) reported a director equity grant on Form 4. Director Michael R. Cannon was awarded 1,868 restricted share units (RSUs) on 10/25/2025 under the 2022 Equity Incentive Plan for $0.
Each RSU represents the right to receive one Ordinary Share. Shares will be released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending July 3, 2026, provided that meeting is at least 50 weeks after the prior fiscal year’s annual meeting. The RSUs are shown as direct beneficial ownership.
Seagate Technology Holdings plc (STX) reported a director equity award. On 10/25/2025, director Prat Bhatt received a grant of 1,580 restricted share units (RSUs) under the 2022 Equity Incentive Plan at a $0 exercise price. Each RSU represents one Ordinary Share.
Per the grant terms, shares will be released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending July 3, 2026, provided that meeting occurs at least 50 weeks after the prior fiscal year’s annual meeting.
Seagate Technology Holdings plc (STX) reported a director equity award. On 10/25/2025, the reporting person received 1,580 restricted share units (RSUs) under the 2022 Equity Incentive Plan at a price of $0 per unit, each RSU representing one Ordinary Share.
Subject to continuous service, shares will be released on the earlier of one year from grant or the date of the next annual general meeting following the fiscal year ending July 3, 2026, provided that meeting occurs at least 50 weeks after the prior fiscal year’s annual meeting. Following the grant, 1,580 derivative securities were beneficially owned, with direct (D) ownership.
Seagate Technology Holdings plc (STX) disclosed that a director reported an equity award. On 10/25/2025, the reporting person received 1,580 restricted share units (RSUs) under the company’s 2022 Equity Incentive Plan for $0 consideration. Each RSU represents the right to receive one Ordinary Share.
Subject to continuous service, shares will be released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending July 3, 2026, provided that meeting is at least 50 weeks after the prior fiscal year’s AGM. Following the grant, 1,580 derivative securities are beneficially owned, held directly.
Seagate Technology Holdings plc (STX) officer James C. Lee (EVP & CLO) reported insider transactions on 10/22/2025. He acquired 1,237 ordinary shares upon RSU settlement at $0 (code M) and disposed of 540 shares at $215.05 (code F) for tax-related withholding. Following these transactions, he directly beneficially owned 954 ordinary shares.
The RSUs were granted under the Seagate Technology Holdings plc 2022 Equity Incentive Plan and vested as to one-quarter of the shares on July 22, 2025, then in equal quarterly installments thereafter. After the reported activity, 13,613 RSUs remained beneficially owned.
Seagate Technology Holdings plc (STX) director reported equity changes on 10/19/2025. The filing shows the settlement of 2,693 restricted share units into 2,693 Ordinary Shares at $0 (transaction code M), and a disposition of 647 Ordinary Shares at $225.4 (code F).
Following these transactions, the reporting person beneficially owned 12,626 Ordinary Shares. The RSUs were awarded under the 2022 Equity Incentive Plan, with delivery described to occur on the earlier of one year from grant or the next annual general meeting following the fiscal year ending June 27, 2025, subject to the stated timing condition.
Seagate Technology Holdings (STX): Director insider transaction. On 10/19/2025, a reporting person serving as a Director converted 2,693 restricted share units into Ordinary Shares at $0 and had 647 shares withheld at $225.4 to satisfy taxes. Following these transactions, 14,314 Ordinary Shares were beneficially owned indirectly via The Bruner Living Trust.
The RSUs were awarded under the 2022 Equity Incentive Plan. Each RSU represents a contingent right to receive one Ordinary Share, with release conditioned on continuous service and a schedule tied to the next annual general meeting or one year from grant.
Seagate Technology Holdings plc (STX) director Michael R. Cannon reported insider activity. On 10/19/2025, 3,427 ordinary shares were acquired at $0 via transaction code “M,” reflecting the conversion/settlement of restricted share units. On the same date, 823 shares were disposed at $225.4 under transaction code “F.”
Following these transactions, Cannon directly owned 13,439 shares, with an additional 6,885 shares held indirectly via the Michael R. Cannon Trust. The footnote states each RSU equals one ordinary share and that release is subject to continuous service, occurring on the earlier of one year from grant or the next annual general meeting following the fiscal year ending June 27, 2025, provided that meeting is at least 50 weeks after the prior year’s meeting.
Seagate Technology Holdings plc disclosed an equity compensation event by a director. On 10/19/2025, 2,693 restricted share units converted into ordinary shares (Code M) at $0, and 647 shares were withheld for taxes (Code F) at $225.40. Following these transactions, the reporting person directly owns 13,869 ordinary shares.
The RSUs were awarded under the 2022 Equity Incentive Plan. Shares are released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending on June 27, 2025, provided the meeting is at least fifty weeks after the prior year’s meeting.
Seagate Technology Holdings plc (STX) director Dylan G. Haggart reported equity transactions. On 10/19/2025, he acquired 2,693 ordinary shares at $0 via the conversion of restricted share units (Code M), then disposed of 647 shares for tax withholding at $225.40 per share (Code F). He now holds 14,515 shares directly.
The RSUs were granted under the Seagate Technology Holdings plc 2022 Equity Incentive Plan, with each RSU representing one ordinary share. Subject to continuous service, shares are released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending June 27, 2025, provided that meeting is at least fifty weeks after the prior year's meeting.
Seagate Technology Holdings (STX) director Stephanie Tilenius reported a routine equity transaction. On 10/19/2025, 2,693 restricted share units converted to ordinary shares at $0 (code M). To cover taxes, 647 shares were withheld at $225.4 per share (code F). Following these transactions, she directly holds 14,290 ordinary shares.
The RSUs were issued under the 2022 Equity Incentive Plan and each RSU corresponds to one ordinary share, with release tied to continued service and the earlier of one year from grant or the next annual general meeting following the fiscal year ending June 27, 2025.
Seagate Technology Holdings plc (STX) director Richard L. Clemmer reported equity transactions on 10/19/2025 on Form 4. He acquired 2,693 Ordinary Shares via code M at $0 and disposed of 647 Ordinary Shares via code F at a price of $225.4 per share.
Following these transactions, he beneficially owned 29,704 Ordinary Shares directly and 3,867 Ordinary Shares indirectly by spouse.
The filing notes these relate to restricted share units (RSUs) under the 2022 Equity Incentive Plan, where each RSU represents a right to receive one Ordinary Share. Subject to continuous service, shares will be released on the earlier of one year from grant or the next annual general meeting following the fiscal year ending June 27, 2025, provided that meeting occurs at least 50 weeks after the prior year’s meeting.
Seagate Technology Holdings plc (STX) reported a director transaction. On 10/19/2025, Director Yolanda Lee Conyers settled restricted share units into 2,693 Ordinary Shares at an exercise price of $0 (Code M). To cover taxes, 647 shares were withheld at a price of $225.4 (Code F). Following these actions, she beneficially owns 6,351 shares, held directly.
The RSUs were issued under the 2022 Equity Incentive Plan, with release conditions tied to service and the next annual general meeting or one year from grant, as described.
Seagate Technology (STX) director reported equity transactions on 10/19/2025. The filing shows the settlement of 2,693 RSUs into ordinary shares at $0 (code M), followed by the disposition of 647 shares at $225.4 (code F) to cover taxes. Following these transactions, the director holds 2,398 ordinary shares directly.
The RSUs were granted for no consideration under the 2022 Equity Incentive Plan. Shares are scheduled to be released on the earlier of one year from the grant date or the next annual general meeting after the fiscal year ending June 27, 2025, provided it is at least 50 weeks after the prior annual meeting.
Seagate Technology Holdings plc (STX) reported a Form 4 for a director reflecting an equity award and related tax withholding on 10/19/2025. The filing shows the conversion of 2,693 restricted share units into Ordinary Shares (code M), followed by the acquisition of 2,693 Ordinary Shares at $0 and the disposition of 647 shares (code F) at $225.4 per share for tax withholding. Following these transactions, the director held 2,046 Ordinary Shares directly.
The RSUs were granted under the company’s 2022 Equity Incentive Plan for no consideration. Subject to continuous service, shares will be released on the earlier of one year from the grant date or the next annual general meeting following the fiscal year ending on June 27, 2025, provided that meeting is at least fifty weeks after the prior fiscal year’s annual meeting.
Seagate Technology (STX): Form 4 insider transaction. EVP & Chief Commercial Officer Ban Seng Teh exercised options for 532 shares at $68.83 and 878 shares at $64.31 on 10/13/2025, then sold 1,410 ordinary shares at $225.56. Following these transactions, he held 18,041 shares directly. All transactions were made under a Rule 10b5-1 trading plan adopted on October 31, 2024.