Seagate Technology Holdings PLC

Last updated September 27, 2026

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Organization details

Legal name: Seagate Technology Holdings PLC
Former names: Seagate Technology plc
Ownership: Public
Status: Active
Sector (GICS): Information Technology
SIC code: 3572 — Computer Storage Devices
Headquarters city: Singapore
Headquarters country: Ireland
Fiscal year end: June
Ticker symbol: STX
Primary stock exchange: Nasdaq

Identifiers

SEC CIK: 0001137789
EIN: 98-1597419
Wikidata ID: Q705392

Board of directors

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Dylan G. Haggart · Director
Since 2023
Edward J. Zander · Director
Since 2023
Jay L. Geldmacher · Director
Since 2023
Judy Bruner · Director
Since 2023
Mark Adams · Director
Since 2024
Michael R. Cannon · Director
Since 2023
Prat Bhatt · Director
Since 2023
Richard L. Clemmer · Director Overboarded
Since 2023
Robert A. Bruggeworth · Director Overboarded
Since 2023
Shankar Arumugavelu · Director
Since 2023
Stephanie Tilenius · Director
Since 2023
Thomas A. Szlosek · Director
Since 2025
William D. Mosley · Director · CEO
Since 2023
Yolanda Lee Conyers · Director
Since 2023

Chief executives

William D. Mosley · Chief Executive Officer

Dates unknown

Director election results

Annual meeting of October 24, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Mark Adams

88.1%
Thomas A. Szlosek

92.6%

Board connections

11 of this board's directors also sit on 20 other boards. 9 are in the same sector.

Shared director Other board Same sector +4 more in the list below

Qorvo Inc. Same sector
via Judy Bruner, Richard L. Clemmer and Robert A. Bruggeworth
Skyworks Solutions Inc. Same sector
via Richard L. Clemmer and Robert A. Bruggeworth
Applied Materials Inc. Same sector
via Judy Bruner
Aptiv PLC
via Richard L. Clemmer
Cadence Design Systems Inc. Same sector
via Mark Adams
Cirrus Logic Inc. Same sector
via William D. Mosley
Core Scientific Inc.
via Mark Adams
Entegris Inc.
via Robert A. Bruggeworth
Fiserv Inc.
via Dylan G. Haggart
HP Inc. Same sector
via Richard L. Clemmer
Janus International Group Inc.
via Thomas A. Szlosek
Lam Research Corporation
via Michael R. Cannon
MSA Safety Incorporated
via Robert A. Bruggeworth
Penguin Solutions Inc. Same sector
via Mark Adams
RXO Inc.
via Thomas A. Szlosek
Rapid7 Inc. Same sector
via Judy Bruner
Resideo Technologies Inc.
via Jay L. Geldmacher
RingCentral Inc. Same sector
via Prat Bhatt
Stride Inc.
via Dylan G. Haggart
Zoetis Inc.
via Stephanie Tilenius

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $602,896,727; 763 sales by 11 insiders

Date	Insider	Transaction	Shares	Price	Value
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Option exercise	+14,000	$46.23	$647,220
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−960	$617.67	$592,961
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−720	$587.99	$423,354
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−760	$618.80	$470,286
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−600	$589.27	$353,561
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−1,160	$619.60	$718,732
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−800	$590.40	$472,318
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−720	$620.80	$446,978
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−280	$591.23	$165,545
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−1,080	$621.89	$671,646
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−1,400	$592.71	$829,794
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−240	$623.01	$149,522
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−1,639	$593.47	$972,692
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−640	$623.91	$399,302
Nov 2, 2026	William D. Mosley Director, Officer (CEO)	Open-market sale	−1,480	$594.55	$879,929

Peers

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Questions about Seagate Technology Holdings PLC

Who is the CEO of Seagate Technology Holdings PLC?

William D. Mosley is Seagate Technology Holdings PLC's Chief Executive Officer.

How many directors are on Seagate Technology Holdings PLC's board?

Seagate Technology Holdings PLC's board has 14 directors: Dylan G. Haggart, Edward J. Zander, Jay L. Geldmacher, Judy Bruner, Mark Adams, Michael R. Cannon, Prat Bhatt, Richard L. Clemmer, Robert A. Bruggeworth, Shankar Arumugavelu and 4 others.

Are Seagate Technology Holdings PLC insiders buying or selling shares?

Over the last 12 months, Seagate Technology Holdings PLC insiders made no open-market purchases and sold $602.9 million of shares in 763 sales on the open market, as reported to the SEC on Forms 4 and 5.

How is Seagate Technology Holdings PLC connected to…? → Spot something wrong? Report a correction

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