Ban Seng Teh - 29 Jan 2026 Form 4 Insider Report for Seagate Technology Holdings plc (STX)

Role: EVP & Chief Commercial Officer
Signature: /s/ Louis J. Thorson, Attorney-in-Fact for Ban Seng Teh
Issuer symbol: STX
Transactions as of: 29 Jan 2026
Net transactions value: -$7,976,055
Form type: 4
Filing time: 02 Feb 2026, 16:13:38 UTC
Previous filing: 14 Jan 2026
Next filing: 23 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Teh Ban Seng	EVP & Chief Commercial Officer	SEAGATE TECHNOLOGY HOLDINGS PLC, 47488 KATO ROAD, FREMONT	/s/ Louis J. Thorson, Attorney-in-Fact for Ban Seng Teh	02 Feb 2026	0001801425

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	STX	Ordinary Shares	Options Exercise	$955,940	+9,433	+68%	$101.34	23,287	29 Jan 2026	Direct	F1
transaction	STX	Ordinary Shares	Sale	$4,144,392	-9,414	-40%	$440.24	13,873	29 Jan 2026	Direct	F2
transaction	STX	Ordinary Shares	Sale	$593,785	-1,348	-9.7%	$440.49	12,525	29 Jan 2026	Direct	F3
transaction	STX	Ordinary Shares	Sale	$4,193,817	-9,433	-75%	$444.59	3,092	29 Jan 2026	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	STX	NQ Options	Options Exercise	$0	-9,433	-33%	$0.000000	18,867	29 Jan 2026	Ordinary Shares	9,433	$101.34	Direct	F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
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