InsiderTrades

Form 4 for WST West Pharmaceutical Services

Accepted 2026-02-23 00:00:00 ET · period of report 2026-02-20 · accession 0000105770-26-000025 · 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 2026-02-23 2026-02-20 WST Poussot Rodolphe Jean SVP, Strategy, Corp. Dev F - Tax $241.12 -129.55 561.24 -19% -$31.2K
D 2026-02-23 2026-02-20 WST Poussot Rodolphe Jean SVP, Strategy, Corp. Dev M - OptEx — +383.38 690.78 +125% —
D 2026-02-23 2026-02-20 WST Poussot Rodolphe Jean SVP, Strategy, Corp. Dev M - OptEx $0.00 -383.38 383.36 -50% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-20 F D 129.55 $241.12 561.24 D — —
2 Common Common Stock 2026-02-20 M A 383.38 — 690.78 D — — (F1) Restricted stock units convert into common stock on a one-for-one basis.
3 Derivative Rst. Stock Unit 2026-02-20 M D 383.38 $0.00 383.36 D — · — to — 383.38 Common Stock (F1) Restricted stock units convert into common stock on a one-for-one basis. (F2) On February 20, 2024, the reporting person was granted 1,143 restricted stock units, vesting in three equal annual installments (plus dividend equivalents).