Witherspoon Charles 4

What Happened

• Charles Witherspoon, VP & Treasurer of West Pharmaceutical Services (WST), received 115.91 shares on 2026-02-17 from performance stock units (PSUs) that vested for the 2023–2025 performance period. The shares were reported as acquired at $0.00 (Form 4 code A).
• To satisfy tax withholding obligations (Form 4 code F), 41.519 of those shares were disposed/withheld at a reported price of $243.19 per share, for a total tax withholding amount of $10,097. This was not an open-market sale for investment purposes but a tax-related disposition.

Key Details

• Transaction date: 2026-02-17; Filing date (Form 4): 2026-02-19 (filed within the usual 2-business-day window).
• Award: 115.91 shares (PSU vesting) reported at $0.00.
• Tax withholding/disposition: 41.519 shares @ $243.19 = $10,097.
• Shares owned after transaction: Not specified in the filing.
• Footnote: F1 — these shares resulted from PSUs that vested at the end of the 2023–2025 performance period and were payable on the transaction date shown.
• Transaction codes: A = award/acquisition (PSU vesting); F = tax withholding/disposition.

Context

• This is a compensation vesting event (PSUs) rather than a market purchase or a discretionary sale. The withholding of a portion of vested shares to cover taxes is a routine administrative step and does not necessarily indicate a change in the insider's market view.