InsiderTrades

Form 4 for WST West Pharmaceutical Services

Accepted 2026-02-19 00:00:00 ET · period of report 2026-02-18 · accession 0000105770-26-000020 · 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 2026-02-18 WST Poussot Rodolphe Jean SVP, Strategy, Corp. Dev F - Tax $248.26 -27.81 307.40 -8% -$6,904
D 2026-02-19 2026-02-18 WST Poussot Rodolphe Jean SVP, Strategy, Corp. Dev M - OptEx — +82.30 335.21 +33% —
D 2026-02-19 2026-02-18 WST Poussot Rodolphe Jean SVP, Strategy, Corp. Dev M - OptEx $0.00 -82.30 247.90 -25% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-18 F D 27.81 $248.26 307.40 D — —
2 Common Common Stock 2026-02-18 M A 82.30 — 335.21 D — — (F1) Restricted stock units convert into common stock on a one-for-one basis.
3 Derivative Rst. Stock Unit 2026-02-18 M D 82.30 $0.00 247.90 D — · — to — 82.30 Common Stock (F1) Restricted stock units convert into common stock on a one-for-one basis. (F2) On February 18, 2025, the reporting person was granted 329 restricted stock units, vesting in four equal annual installments (plus dividend equivalents).