Seagate Technology Holdings PLC Ordinary Shares (Ireland) (STX) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for STX. 13F holdings as of 2026-06-30.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|
| Vanguard | 24,934,355 | $24.1B | DECREASED |
| BlackRock | 15,166,793 | $14.6B | INCREASED |
| State Street | 9,911,669 | $9.6B | INCREASED |
| FMR | 8,153,134 | $7.9B | DECREASED |
| Invesco Ltd | 7,536,880 | $7.3B | INCREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|
| William D Mosley (CEO) | EXERCISE | 2,415 | | 2026-09-09 |
| William D Mosley (CEO) | EXERCISE | 2,815 | | 2026-09-09 |
| William D Mosley (CEO) | SELL | 1,315 | $1M | 2026-09-09 |
| William D Mosley (CEO) | SELL | 1,533 | $1M | 2026-09-09 |
| Gianluca Romano (EVP & CFO) | EXERCISE | 1,515 | | 2026-09-09 |
Recent Congressional Trades
| Member | Type | Amount | Date |
|---|
| Alan Armstrong (Republican) | PURCHASE | $1,001 - $15,000 | 2026-03-27 |
Full institutional holdings, insider history, and congressional trades for Seagate Technology Holdings PLC Ordinary Shares (Ireland) on SentiSense.