Seagate Technology (STX)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-01-12 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: Seagate Technology Holdings plc (STX) CIK: 0001137789 --- Reporting Owner --- Name: Teh Ban Seng CIK: 0001801425 Role: Officer (EVP & Chief Commercial Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Ordinary Shares Date: 2026-01-12 | Code: M (Exercise of derivative) Shares: +533 | Price: $68.83 Total Value: $36,686.39 Shares Owned After: 14,226 | Ownership: D (Direct) Footnotes: [F1] The option exercise and sale of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on October 31, 2024. [Transaction #2] Security: Ordinary Shares Date: 2026-01-12 | Code: M (Exercise of derivative) Shares: +879 | Price: $64.31 Total Value: $56,528.49 Shares Owned After: 15,105 | Ownership: D (Direct) [Transaction #3] Security: Ordinary Shares Date: 2026-01-12 | Code: S (Open market sale) Shares: -1,412 | Price: $299.31 Total Value: $422,625.72 Shares Owned After: 13,693 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: NQ Options Date: 2026-01-12 | Code: M (Exercise of derivative) Shares: -533 | Price: $0.00 Exercisable: N/A | Expires: 2029-09-09 Shares Owned After: 4,260 | Ownership: D (Direct) Footnotes: [F2] Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One-quarter of the options vested on September 9, 2023 and the remaining options vest in equal monthly installments over the 36 months following September 9, 2023. [Transaction #2] Security: NQ Options Date: 2026-01-12 | Code: M (Exercise of derivative) Shares: -879 | Price: $0.00 Exercisable: N/A | Expires: 2030-09-11 Shares Owned After: 17,575 | Ownership: D (Direct) Footnotes: [F3] Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One-quarter of the options vested on September 11, 2024 and the remaining options vest in equal monthly installments over the 36 months following September 11, 2024. --- Footnotes (Complete Index) --- F1: The option exercise and sale of Ordinary Shares reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on October 31, 2024. F2: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One-quarter of the options vested on September 9, 2023 and the remaining options vest in equal monthly installments over the 36 months following September 9, 2023. F3: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One-quarter of the options vested on September 11, 2024 and the remaining options vest in equal monthly installments over the 36 months following September 11, 2024. --- Signature --- /s/ /s/ Louis J. Thorson, Attorney-in-Fact for Ban Seng Teh (2026-01-14)