Based on data from the past 90 days ending January 10, 2026, West Pharmaceutical Services's three largest insider shareholders are President And Ceo And Board Chair Eric Mark Green (169.67K shares), Director Patrick J Zenner (67.51K shares), Director Douglas A Michels (45.17K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Eric Mark Green | President And Ceo And Board Chair | 169,669 | 20 Feb, 2025 |
| Patrick J Zenner | 67,509 | 06 May, 2021 | |
| Douglas A Michels | 45,171 | 08 May, 2025 | |
| Thomas W Hofmann | 44,637 | 08 May, 2025 | |
| Mark A Buthman | 42,861 | 08 May, 2025 | |
| William F Feehery | 31,363 | 08 May, 2025 | |
| Goldman Myla Lai | 19,424 | 08 May, 2025 | |
| David A Montecalvo | Svp And Glob Ops And Supply Chain | 13,731 | 24 Feb, 2022 |
| Paolo Pucci | 10,947 | 08 May, 2025 | |
| Deborah L Keller | 10,657 | 08 May, 2025 | |
| Bernard Birkett | Sr Vp And Chief Financial Officer | 7,520 | 20 Feb, 2025 |
| Annette F Favorite | Sr. Vp & Chief Hr Officer | 6,739 | 20 Feb, 2025 |
| Cindy Reiss-Clark | Chief Commercial Officer | 5,047 | 20 Feb, 2025 |
| Robert F Friel | 4,682 | 08 May, 2025 | |
| Quintin J Lai | Vp Strat & Investor Relations | 4,359 | 22 Feb, 2024 |
| Silji Abraham | Svp And Chief Technology Officer | 3,138 | 31 Oct, 2024 |
| Molly Joseph | 2,884 | 08 May, 2025 | |
| Stephen H Lockhart | 2,708 | 08 May, 2025 | |
| Kimberly Banks Mackay | Svp And Gc & Corporate Secretary | 1,512 | 20 Feb, 2025 |
| Chad Winters | Vp And Chief Accounting Officer | 1,363 | 20 Feb, 2025 |
| Janet Brutschea Haugen | 1,318 | 08 May, 2025 | |
| Charles Witherspoon | Vp & Treasurer | 1,295 | 20 Feb, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 06 May, 2025 | Goldman Myla Lai | Common Stock | A | 1,071 | $0.00 | 19,424 | D | A |
| 06 May, 2025 | Thomas W Hofmann | Common Stock | A | 1,071 | $0.00 | 44,637 | D | A |
| 06 May, 2025 | Janet Brutschea Haugen | Common Stock | A | 1,071 | $0.00 | 1,318 | D | A |
| 06 May, 2025 | Mark A Buthman | Common Stock | A | 1,071 | $0.00 | 42,861 | D | A |
| 06 May, 2025 | Robert F Friel | Common Stock | A | 1,071 | $0.00 | 4,682 | D | A |
| 06 May, 2025 | Douglas A Michels | Common Stock | A | 1,071 | $0.00 | 45,171 | D | A |
| 06 May, 2025 | Deborah L Keller | Common Stock | A | 1,071 | $0.00 | 10,657 | D | A |
| 06 May, 2025 | Paolo Pucci | Common Stock | A | 1,071 | $0.00 | 10,947 | D | A |
| 06 May, 2025 | William F Feehery | Common Stock | A | 1,071 | $0.00 | 31,363 | D | A |
| 06 May, 2025 | Molly Joseph | Common Stock | A | 1,071 | $0.00 | 2,884 | D | A |
| 06 May, 2025 | Stephen H Lockhart | Common Stock | A | 1,071 | $0.00 | 2,708 | D | A |
| 18 Feb, 2025 | Eric Mark Green | Common Stock | D | 700 | $211.00 | 169,669 | D | F |
| 18 Feb, 2025 | Eric Mark Green | Common Stock | A | 2,461 | $211.00 | 170,369 | D | M |
| 18 Feb, 2025 | Annette F Favorite | Common Stock | A | 246 | $211.00 | 6,823 | D | M |
| 18 Feb, 2025 | Annette F Favorite | Common Stock | D | 84 | $211.00 | 6,739 | D | F |
| 18 Feb, 2025 | Bernard Birkett | Common Stock | D | 238 | $211.00 | 7,431 | D | F |
| 18 Feb, 2025 | Bernard Birkett | - | - | 7,556 | D | |||
| 18 Feb, 2025 | Bernard Birkett | Common Stock | D | 36 | $211.00 | 7,520 | D | F |
| 18 Feb, 2025 | Bernard Birkett | Common Stock | A | 125 | $211.00 | 7,556 | D | M |
| 18 Feb, 2025 | Bernard Birkett | Common Stock | A | 779 | $211.00 | 7,669 | D | M |