18 insiders reported 55 Form 4 transactions for WEST PHARMACEUTICAL SERVICES INC (WST) over the past 18 months (most recent 2026-08-12). Recent activity: McMahon Robert W. (SVP & Chief Financial Officer) Buy 794 shares, McMahon Robert W. (SVP & Chief Financial Officer) Sell 346 shares, McMahon Robert W. (SVP & Chief Financial Officer) Buy 6,355 shares, McMahon Robert W. (SVP & Chief Financial Officer) Sell 2,764 shares, Campbell Shane Alden (SVP, Proprietary Segment) Buy 296 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-12 | McMahon Robert W. | SVP & Chief Financial Officer | Buy | 794 | $0 |
| 2026-08-12 | McMahon Robert W. | SVP & Chief Financial Officer | Sell | 346 | $121,404 |
| 2026-08-12 | McMahon Robert W. | SVP & Chief Financial Officer | Buy | 6,355 | $0 |
| 2026-08-12 | McMahon Robert W. | SVP & Chief Financial Officer | Sell | 2,764 | $971,072 |
| 2026-05-14 | Campbell Shane Alden | SVP, Proprietary Segment | Buy | 296 | $0 |
| 2026-05-14 | Campbell Shane Alden | SVP, Proprietary Segment | Sell | 84 | $26,317 |
| 2026-05-14 | Campbell Shane Alden | SVP, Proprietary Segment | Buy | 474 | $0 |
| 2026-05-14 | Campbell Shane Alden | SVP, Proprietary Segment | Sell | 135 | $42,107 |
| 2026-05-06 | Keller Deborah L | Director | Buy | 791 | $0 |
| 2026-05-06 | BUTHMAN MARK A | Director | Buy | 791 | $0 |
| 2026-05-06 | FRIEL ROBERT F | Director | Buy | 791 | $0 |
| 2026-05-06 | Michels Douglas A | Director | Buy | 791 | $0 |
| 2026-05-06 | HAUGEN JANET BRUTSCHEA | Director | Buy | 791 | $0 |
| 2026-05-06 | Pucci Paolo | Director | Buy | 791 | $0 |
| 2026-05-06 | Feehery William F | Director | Buy | 791 | $0 |
| 2026-05-06 | Joseph Molly | Director | Buy | 791 | $0 |
| 2026-05-06 | Lockhart Stephen H | Director | Buy | 791 | $0 |
| 2026-05-06 | LAI GOLDMAN MYLA | Director | Buy | 791 | $0 |
| 2026-04-29 | Favorite Annette F | Sr. VP & Chief HR Officer | Buy | 2,817 | $235,135 |
| 2026-04-29 | Winters Chad | VP, Chief Accounting Officer | Buy | 896 | $155,205 |
| 2026-04-29 | Favorite Annette F | Sr. VP & Chief HR Officer | Sell | 2,817 | $859,753 |
| 2026-04-29 | Winters Chad | VP, Chief Accounting Officer | Sell | 896 | $269,399 |
| 2026-02-23 | Witherspoon Charles | VP & Treasurer | Buy | 60 | $0 |
| 2026-02-23 | Witherspoon Charles | VP & Treasurer | Sell | 22 | $5,322 |
| 2026-02-23 | Poussot Rodolphe Jean | SVP, Strategy & Corporate Dev | Buy | 383 | $0 |
Source: SEC Form 4 filings · as of 2026-08-12