Seagate Technology — Director's Dealing 2025

Aug 4, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology Holdings plc (STX)
CIK: 0001137789
Period of Report: 2025-07-31

Reporting Person: Lee James CI (Chief Legal Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-07-31	Ordinary Shares	S	200	$148.87	Disposed	4597	Direct
2025-07-31	Ordinary Shares	S	300	$150.5967	Disposed	4297	Direct
2025-07-31	Ordinary Shares	S	246	$152.5857	Disposed	4051	Direct
2025-07-31	Ordinary Shares	S	499	$153.8542	Disposed	3552	Direct
2025-07-31	Ordinary Shares	S	671	$155.4595	Disposed	2881	Direct
2025-07-31	Ordinary Shares	S	1593	$156.572	Disposed	1288	Direct
2025-08-01	Ordinary Shares	S	1116	$153.36	Disposed	257	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 January 24, 2025.

F2: These Ordinary Shares were sold in multiple trades at prices ranging from $148.80 to $148.94. 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 $150.31 to $151.03. 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 $151.98 to $152.78. 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.

F5: These Ordinary Shares were sold in multiple trades at prices ranging from $153.53 to $154.50. 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.

F6: These Ordinary Shares were sold in multiple trades at prices ranging from $155.01 to $155.85. 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.

F7: These Ordinary Shares were sold in multiple trades at prices ranging from $156.15 to $157.05. 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.

F8: Includes 85 Ordinary Shares purchased by Reporting Person on July 31, 2025 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.