Seagate Technology — Director's Dealing 2025

Jul 2, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology Holdings plc (STX)
CIK: 0001137789
Period of Report: 2025-07-01

Reporting Person: MOSLEY WILLIAM D (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-07-01	Ordinary Shares	S	3772	$143.4132	Disposed	514938	Direct
2025-07-01	Ordinary Shares	S	5262	$144.2893	Disposed	509676	Direct
2025-07-01	Ordinary Shares	S	10966	$145.2594	Disposed	498710	Direct

Footnotes

F1: All transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 20, 2025.

F2: These Ordinary Shares were sold in multiple trades at prices ranging from $142.80 to $143.76. 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 $143.85 to $144.63. 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: These Ordinary Shares were sold in multiple trades at prices ranging from $144.89 to $145.73. 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.