McMahon Robert W.'s Form 4 filing
West Pharmaceutical Services Inc (WST) · filed Aug 12, 2026
- Accession no.
- 0000105770-26-000104
- Filed
- Aug 12, 2026, 2:56 PM ET
- Trade date
- Aug 11, 2026
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Not checked
This filing lists 4 non-derivative transactions and 2 derivative transactions. It was filed 1 day after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| McMahon Robert W.CIK 0001608730 | Officer (SVP & Chief Financial Officer) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 11, 2026 | Common Stock | MOption exerciseAcquired | +794.469 | –F1 | – | 3,774.96 | Direct | |
| Aug 11, 2026 | Common Stock | FTax withholdingDisposed | −345.515 | $351.37 | −$121,403.61 | 3,429.445 | Direct | |
| Aug 11, 2026 | Common Stock | MOption exerciseAcquired | +6,354.736 | –F1 | – | 9,784.181 | Direct | |
| Aug 11, 2026 | Common Stock | FTax withholdingDisposed | −2,763.675 | $351.37 | −$971,072.48 | 7,020.506 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 11, 2026 | Common Stock | MOption exerciseDisposed | −6,354.736 | $0.00 | $0 | 2,118.579 | Direct | |
| Aug 11, 2026 | Common Stock | MOption exerciseDisposed | −794.469 | $0.00 | $0 | 2,383.4 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F1
Each restricted stock unit represents a contingent right to receive one share of WST common stock.
Referenced by the price of 2 transactions in Table I.