Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/15/2026 | Verkauf | 365.00 | 2,524 | 921,260 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/15/2026 | Optionsausübung | 89.64 | 2,524 | 226,251 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/14/2026 | Verkauf | 355.00 | 2,500 | 887,500 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/14/2026 | Optionsausübung | 89.64 | 2,500 | 224,100 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/11/2026 | Verkauf | 345.00 | 2,500 | 862,500 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/11/2026 | Optionsausübung | 89.64 | 2,500 | 224,100 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/08/2026 | Verkauf | 340.81 | 2,500 | 852,025 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/08/2026 | Optionsausübung | 89.64 | 2,500 | 224,100 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/08/2026 | Verkauf | 340.81 | 2,818 | 960,403 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/08/2026 | Optionsausübung | 83.47 | 2,818 | 235,218 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/08/2026 | Verkauf | 340.81 | 2,817 | 960,062 | Form 4 |
| WST | Favorite Annette F | Sr. VP & Chief HR Officer | 09/08/2026 | Optionsausübung | 83.47 | 2,817 | 235,135 | Form 4 |
| WST | McMahon Robert W. | SVP & Chief Financial Officer | 08/11/2026 | Steuer-Abgabe | 351.37 | 2,764 | 971,187 | Form 4 |
| WST | McMahon Robert W. | SVP & Chief Financial Officer | 08/11/2026 | Optionsausübung | — | 6,355 | — | Form 4 |
| WST | McMahon Robert W. | SVP & Chief Financial Officer | 08/11/2026 | Steuer-Abgabe | 351.37 | 346 | 121,574 | Form 4 |
| WST | McMahon Robert W. | SVP & Chief Financial Officer | 08/11/2026 | Optionsausübung | — | 794 | — | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).