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 EVP & CTO John Christopher Morris reported an open-market sale of 112 Ordinary Shares of Seagate on March 13, 2026 at an average price of $377.44 per share. After this transaction, he directly holds 17,580 Ordinary Shares. The sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted on June 1, 2025.
Morgan Stanley Smith Barney LLC reported Rule 144 disclosures showing sales of Common Stock by John Morris. The filing lists 10b5-1 sales of $98,400.00 on 02/24/2026 (240 shares) and $32,983.57 on 12/15/2025 (113 shares). The filing also records Restricted Stock Units dated 03/09/2026.
Seagate Technology Holdings plc EVP & Chief Commercial Officer Teh Ban Seng exercised 989 restricted share units into 989 ordinary shares. The RSUs were granted under the Seagate Technology plc 2022 Equity Incentive Plan and vest over four years, with one-quarter vesting on September 11, 2024 and the remainder in equal quarterly installments, subject to continued employment.
After this derivative exercise on March 11, 2026, Teh directly holds 11,248 ordinary shares and 5,934 restricted share units.
Seagate Technology Holdings plc EVP & CFO Gianluca Romano exercised previously granted restricted share units that converted into 1,695 ordinary shares on March 11, 2026. These units were awarded under the Seagate Technology Holdings plc 2022 Equity Incentive Plan and vest over a four-year period, subject to continued employment.
To cover tax obligations on this vesting event, 847 ordinary shares were withheld at a price of $385.97 per share. After these transactions, Romano directly holds 65,335 ordinary shares of Seagate, reflecting routine compensation-related equity activity rather than an open-market share purchase or sale.
Seagate Technology Holdings plc executive vice president of global operations Chong Kian Fatt exercised restricted share units into ordinary shares as part of his equity compensation. On March 11, 2026, 678 restricted share units converted into 678 ordinary shares at a stated price of 0.0000 per share, reflecting a non-cash equity grant.
The footnote explains this award was granted under the Seagate Technology Holdings plc 2022 Equity Incentive Plan and vests over four years, with one-quarter vesting starting on September 11, 2024 and the remainder in equal quarterly installments. Following this vesting event, he directly holds 1,259 ordinary shares and 4,070 restricted share units.
Seagate Technology Holdings plc EVP & CTO John Christopher Morris exercised restricted share units into 942 ordinary shares as part of an equity award under the company’s 2022 Equity Incentive Plan. The award vests over four years, with quarterly installments following an initial vesting on September 11, 2024.
To cover tax obligations from this vesting event, 430 ordinary shares were withheld and disposed of at a price of 385.97 per share. After these routine compensation-related transactions, Morris directly holds 17,692 ordinary shares and 5,652 restricted share units.
Seagate Technology Holdings plc CEO William D. Mosley reported routine equity compensation activity. On March 11, 2026, he exercised restricted share units covering 3,319 ordinary shares, converting them at $0.00 per share as part of a previously granted award.
Of these shares, 1,658 ordinary shares were automatically withheld at a value of $385.97 per share to cover tax obligations, a non-market disposition coded as tax withholding. Following these transactions, Mosley directly owned 400,175 ordinary shares.
The vested units relate to a restricted share unit grant under the Seagate Technology Holdings plc 2022 Equity Incentive Plan, which began vesting on September 11, 2024 and continues in equal quarterly installments over four years, subject to his continued employment.
Seagate Technology Holdings plc EVP & CTO John Christopher Morris reported routine equity compensation activity involving restricted share units (RSUs). On March 9, 2026, he exercised RSUs covering 1,130 Ordinary Shares (499 and 631 shares) at a conversion price of $0.00 per share.
In connection with these vestings, a total of 516 Ordinary Shares were disposed of at $374.33 per share to cover tax obligations, coded as tax-withholding dispositions rather than open-market sales. Following these transactions, Morris directly holds 17,180 Ordinary Shares.
Seagate Technology Holdings plc EVP & CFO Gianluca Romano exercised restricted share units into ordinary shares and had shares withheld for taxes. On March 9, 2026, he converted 2,473 restricted share units into 2,473 ordinary shares. To satisfy tax obligations, 1,236 ordinary shares were withheld at 374.33 per share, leaving a net increase of 1,237 shares. Following these routine compensation-related transactions, he directly holds 64,487 ordinary shares.
Seagate Technology Holdings plc CEO William D. Mosley reported compensation-related equity activity. On March 9, 2026, restricted share units converted into 5,230 ordinary shares of Seagate stock. To cover tax obligations, 2,613 shares were withheld at $374.33 per share rather than being sold on the open market.
Following these transactions, Mosley directly holds 398,514 ordinary shares. The filing reflects routine vesting and settlement of equity awards under Seagate’s 2022 Equity Incentive Plan, rather than discretionary open‑market buying or selling.