WILLIAM D. MOSLEY - 01 Sep 2021 Form 4 Insider Report for Seagate Technology Holdings plc (STX)

Role: Chief Executive Officer, Director
Signature: /s/ Jamie Amentler, Attorney-in-Fact for William D. Mosley
Issuer symbol: STX
Transactions as of: 01 Sep 2021
Net transactions value: -$822,914
Form type: 4
Filing time: 03 Sep 2021, 16:23:40 UTC
Previous filing: 27 Aug 2021
Next filing: 14 Sep 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	STX	Ordinary Shares	Options Exercise	$1,916,145	+31,500	+5.7%	$60.83	582,113	01 Sep 2021	Direct
transaction	STX	Ordinary Shares	Sale	$1,249,662	-14,441	-2.5%	$86.54	567,672	01 Sep 2021	Direct	F1, F2
transaction	STX	Ordinary Shares	Sale	$1,489,397	-17,059	-3%	$87.31	550,613	01 Sep 2021	Direct	F1, F3

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 Stock Options	Options Exercise	$0	-31,500	-100%	$0.000000^*	0	01 Sep 2021	Ordinary Shares	31,500	$60.83	Direct	F4

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

Explanation of Responses:

Id	Content
F1	These Ordinary Shares were sold under a Rule 10b5-1 trading plan adopted by the Reporting Person.
F2	These Ordinary Shares were sold in multiple trades at prices ranging from $86.0600 to $87.0500. 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 $87.0600 to $87.6300. 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 Holdings plc 2012 Equity Incentive Plan (the "Plan") are subject to a four-year vesting schedule. One quarter of the options vested on September 9, 2015. The remaining options vested in equal monthly installments over the 36 months following September 9, 2015.