Seagate Technology — Director's Dealing 2026

Feb 2, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology Holdings plc (STX)
CIK: 0001137789
Period of Report: 2026-01-29

Reporting Person: Teh Ban Seng (EVP & Chief Commercial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-29	Ordinary Shares	M	9433	$101.34	Acquired	23287	Direct
2026-01-29	Ordinary Shares	S	9414	$440.2371	Disposed	13873	Direct
2026-01-29	Ordinary Shares	S	1348	$440.4936	Disposed	12525	Direct
2026-01-29	Ordinary Shares	S	9433	$444.59	Disposed	3092	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-01-29	NQ Options	$101.34	M	9433	Disposed	2031-09-09	Ordinary Shares (9433)	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.

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