West Pharmaceutical Services, Inc. (WST) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for WST. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 817 institutions reported holding WST, with 70.0 million shares worth $25.1 billion in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| Vanguard | 9,363,324 | $3.4B | DECREASED |
| BlackRock | 6,651,784 | $2.4B | DECREASED |
| FMR | 3,574,816 | $1.3B | INCREASED |
| State Street | 3,348,698 | $1.2B | INCREASED |
| Artisan Partners | 2,411,792 | $866M | DECREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Janet Brutschea Haugen (Director) | AWARD | 44 | $16K | 2026-09-30 |
| Annette F Favorite (Sr. VP & Chief HR Officer) | EXERCISE | 2,524 | $226K | 2026-09-15 |
| Annette F Favorite (Sr. VP & Chief HR Officer) | SELL | 2,524 | $921K | 2026-09-15 |
| Annette F Favorite (Sr. VP & Chief HR Officer) | EXERCISE | 2,524 | $226K | 2026-09-15 |
| Annette F Favorite (Sr. VP & Chief HR Officer) | EXERCISE | 2,500 | $224K | 2026-09-14 |
Full institutional holdings, insider history, and congressional trades for West Pharmaceutical Services, Inc. on SentiSense.