Seagate Technology (STX)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-01-29 10b5-1 Pre-arranged Plan: No --- 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: 2026-01-29 | Code: M (Exercise of derivative) Shares: +9,433 | Price: $101.34 Total Value: $955,940.22 Shares Owned After: 23,287 | Ownership: D (Direct) Footnotes: [F1] Includes 161 Ordinary Shares purchased by Reporting Person on January 31, 2026 under the Issuer's Employee Stock Purchase Plan. Such acquisition is exempt from reporting pursuant to Rule 16b-3 under the Securities Exchange Act of 1934. [Transaction #2] Security: Ordinary Shares Date: 2026-01-29 | Code: S (Open market sale) Shares: -9,414 | Price: $440.24 Total Value: $4,144,392.06 Shares Owned After: 13,873 | Ownership: D (Direct) Footnotes: [F2] These Ordinary Shares were sold in multiple trades at prices ranging from $439.32 to $440.31. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected. [Transaction #3] Security: Ordinary Shares Date: 2026-01-29 | Code: S (Open market sale) Shares: -1,348 | Price: $440.49 Total Value: $593,785.37 Shares Owned After: 12,525 | Ownership: D (Direct) Footnotes: [F3] These Ordinary Shares were sold in multiple trades at prices ranging from $440.33 to $440.54. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected. [Transaction #4] Security: Ordinary Shares Date: 2026-01-29 | Code: S (Open market sale) Shares: -9,433 | Price: $444.59 Total Value: $4,193,817.47 Shares Owned After: 3,092 | Ownership: D (Direct) --- Derivative Transactions --- [Transaction #1] Security: NQ Options Date: 2026-01-29 | Code: M (Exercise of derivative) Shares: -9,433 | Price: $0.00 Exercisable: N/A | Expires: 2031-09-09 Shares Owned After: 18,867 | Ownership: D (Direct) Footnotes: [F4] Options granted to the Reporting Person under the Seagate Technology plc 2022 Equity Incentive Plan are subject to a four-year vesting schedule. One-quarter vested on September 9, 2025 and the remaining portion shall vest in equal monthly installments over the following three years for a total vesting period of four years --- Footnotes (Complete Index) --- F1: Includes 161 Ordinary Shares purchased by Reporting Person on January 31, 2026 under the Issuer's Employee Stock Purchase Plan. Such acquisition is exempt from reporting pursuant to Rule 16b-3 under the Securities Exchange Act of 1934. F2: These Ordinary Shares were sold in multiple trades at prices ranging from $439.32 to $440.31. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected. F3: These Ordinary Shares were sold in multiple trades at prices ranging from $440.33 to $440.54. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected. F4: Options granted to the Reporting Person under the Seagate Technology plc 2022 Equity Incentive Plan are subject to a four-year vesting schedule. One-quarter vested on September 9, 2025 and the remaining portion shall vest in equal monthly installments over the following three years for a total vesting period of four years --- Signature --- /s/ /s/ Louis J. Thorson, Attorney-in-Fact for Ban Seng Teh (2026-02-02)