Seagate Technology Holdings PLC
Last updated September 27, 2026
Organization details
- Legal name
- Seagate Technology Holdings PLC
- Ownership
- Public
- Status
- Active
- Headquarters country
- Ireland
- Ticker symbol
- STX
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001137789
Board of directors
-
Dylan G. Haggart · DirectorSince 2023
-
Edward J. Zander · DirectorSince 2023
-
Jay L. Geldmacher · DirectorSince 2023
-
Judy Bruner · DirectorSince 2023
-
Mark Adams · DirectorSince 2024
-
Michael R. Cannon · DirectorSince 2023
-
Prat Bhatt · DirectorSince 2023
-
Richard L. Clemmer · DirectorSince 2023
-
Robert A. Bruggeworth · DirectorSince 2023
-
Shankar Arumugavelu · DirectorSince 2023
-
Stephanie Tilenius · DirectorSince 2023
-
Thomas A. Szlosek · DirectorSince 2025
-
William D. Mosley · Director · CEOSince 2023
-
Yolanda Lee Conyers · DirectorSince 2023
Chief executives
William D. Mosley
· Chief Executive Officer
Dates unknown
Board connections
11 of this board's directors also sit on 18 other boards.
- via Judy Bruner, Richard L. Clemmer and Robert A. Bruggeworth
- via Judy Bruner
- via Richard L. Clemmer
- via Mark Adams
- via William D. Mosley
- via Mark Adams
- via Robert A. Bruggeworth
- via Dylan G. Haggart
- via Richard L. Clemmer
- via Thomas A. Szlosek
- via Michael R. Cannon
- via Robert A. Bruggeworth
- via Mark Adams
- via Thomas A. Szlosek
- via Judy Bruner
- via Jay L. Geldmacher
- via Prat Bhatt
- 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
- $572,008,318
- 695 sales by 11 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Option exercise | +915 | $158.40 | $144,936 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −40 | $863.66 | $34,546 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −80 | $865.11 | $69,209 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −40 | $865.80 | $34,632 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −160 | $868.11 | $138,897 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −80 | $869.21 | $69,537 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −200 | $870.28 | $174,056 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −520 | $871.56 | $453,212 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −1,000 | $872.42 | $872,424 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −1,040 | $873.49 | $908,431 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −986 | $874.50 | $862,261 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −974 | $875.35 | $852,590 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −760 | $876.54 | $666,174 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −418 | $877.36 | $366,738 |
| Sep 21, 2026 | Morris John Christopher Officer (EVP & CTO) | Open-market sale | −280 | $878.38 | $245,945 |
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