=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-02-20
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: Seagate Technology Holdings plc (STX)
CIK: 0001137789
--- Reporting Owner ---
Name: Chong Kian Fatt
CIK: 0001987421
Role: Officer (EVP Global Operations)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Ordinary Shares
Date: 2026-02-20 | Code: M (Exercise of derivative)
Shares: +4,427 | Price: $0.00
Shares Owned After: 5,846 | 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: 2026-02-23 | Code: S (Open market sale)
Shares: -5,846 | Price: $416.48
Total Value: $2,434,740.33
Shares Owned After: 0 | Ownership: D (Direct)
Footnotes:
[F2] These Ordinary Shares were sold in multiple trades at prices ranging from $416.47 to $416.48. 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.
--- Derivative Transactions ---
[Transaction #1]
Security: Performance-Based Restricted Share Units
Date: 2026-02-20 | Code: M (Exercise of derivative)
Shares: -4,427 | Price: $0.00
Shares Owned After: 0 | Ownership: D (Direct)
Footnotes:
[F3] On January 24, 2026 the Compensation and People Committee of the Board of Directors of the Issuer determined that the performance conditions were met with respect to the 4,427 Performance
Share Units granted on February 20, 2024. The 4,427 Ordinary Shares vested on February 20, 2026.
[F3] On January 24, 2026 the Compensation and People Committee of the Board of Directors of the Issuer determined that the performance conditions were met with respect to the 4,427 Performance
Share Units granted on February 20, 2024. The 4,427 Ordinary Shares vested on February 20, 2026.
--- 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 $416.47 to $416.48. 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: On January 24, 2026 the Compensation and People Committee of the Board of Directors of the Issuer determined that the performance conditions were met with respect to the 4,427 Performance
Share Units granted on February 20, 2024. The 4,427 Ordinary Shares vested on February 20, 2026.
--- Signature ---
/s/ /s/ Louis J. Thorson, Attorney-in-Fact for Kian Fatt Chong (2026-02-23)
