InsiderTrades

Form 4 for WST West Pharmaceutical Services

Accepted 2026-02-19 00:00:00 ET · period of report 2026-02-17 · accession 0000105770-26-000016 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-02-19 2026-02-17 WST Favorite Annette F SVP, Chief HR Off A - Grant $0.00 +441.96 17.4K +3% $0
D 2026-02-19 2026-02-18 WST Favorite Annette F SVP, Chief HR Off M - OptEx — +135.49 17.4K +0.8% —
DM 2026-02-19 2026-02-17+ WST Favorite Annette F SVP, Chief HR Off F - Tax $244.16 -186.20 17.3K -1% -$45.5K
D 2026-02-19 2026-02-18 WST Favorite Annette F SVP, Chief HR Off M - OptEx $0.00 -135.49 408.49 -25% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-17 A A 441.96 $0.00 17,425.20 D — — (F1) These shares result from performance stock units (PSUs) which vested at the end of the respective 2023-2025 PSU performance period and were payable on the transaction date shown.
2 Common Common Stock 2026-02-18 M A 135.49 — 17,410.25 D — — (F2) Restricted stock units convert into common stock on a one-for-one basis.
3 Common Common Stock 2026-02-18 F D 35.76 $248.26 17,374.49 D — —
4 Common Common Stock 2026-02-17 F D 150.44 $243.19 17,274.76 D — —
5 Derivative Rst. Stock Unit 2026-02-18 M D 135.49 $0.00 408.49 D — · — to — 135.49 Common Stock (F2) Restricted stock units convert into common stock on a one-for-one basis. (F3) On February 18, 2025, the reporting person was granted 542 restricted stock units, vesting in four equal annual installments (plus dividend equivalents).