Seagate Technology — Director's Dealing 2021

Sep 16, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Seagate Technology Holdings plc (STX)
CIK: 0001137789
Period of Report: 2021-09-11

Reporting Person: Teh Ban Seng (EVP, Global Sales)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-09-11	Ordinary Shares	M	623	—	Acquired	11118	Direct
2021-09-13	Ordinary Shares	M	1037	$30.95	Acquired	12155	Direct
2021-09-13	Ordinary Shares	S	1037	$83.86	Disposed	11118	Direct
2021-09-13	Ordinary Shares	S	1785	$83.86	Disposed	9333	Direct
2021-09-14	Ordinary Shares	S	623	$83.99	Disposed	8710	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-09-11	Restricted Share Unit	$	M	623	Disposed		Ordinary Shares (623.0)	Direct
2021-09-13	NQ Stock Option	$30.95	M	1037	Disposed	2024-09-11	Ordinary Shares (1037.0)	Direct

Footnotes

F1: The (i) option exercise and sale of Ordinary Shares and (ii) the sale of Ordinary Shares each reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

F2: Each restricted share unit ("RSU") represents a contingent right to receive one Ordinary Share of the Issuer.

F3: Consists of a grant of RSUs awarded to the Reporting Person under the Amended and Restated Seagate Technology Holdings plc 2012 Equity Incentive Plan (the "Plan"). Subject to the Reporting Person's continuous employment, such RSUs vested as to one-quarter of the shares on September 11, 2017 and each one year anniversary thereafter.

F4: Options granted to the Reporting Person under the Plan are subject to a four-year vesting schedule. One-quarter of the options vested on September 11, 2018, and the remaining options vested in equal monthly installments over the 36 months following September 11, 2018.