Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| No transactions found | ||||||||||
Mark A. Buthman currently holds 44,308.55 shares of WEST PHARMACEUTICAL SERVICES INC (WST), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark A. Buthman has been a net seller of WST stock. They have purchased $0 and sold $49.4M worth of shares.
Mark A. Buthman's most recent insider trade was on May 4, 2026, when they sold 791 shares at $0.00 per share.
Mark A. Buthman serves as Executive at WEST PHARMACEUTICAL SERVICES INC (WST). They have executed 123 insider transactions totaling $49.4M over their tenure at the company.
Mark A. Buthman holds the position of Executive at WEST PHARMACEUTICAL SERVICES INC, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 20 years and currently hold a stake valued at $0.
Mark A. Buthman has shown a selling trading pattern, with $0 in total purchases and $49.4M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Mark A. Buthman was on May 14, 2015, when they sold $3.7M worth of KMB shares. This transaction involved 33,502 shares at $111.00 per share.
Mark A. Buthman currently owns 44,308.55 shares of WEST PHARMACEUTICAL SERVICES INC (WST), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Mark A. Buthman's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Mark A. Buthman has 123 Form 4 filings on record as an insider at WEST PHARMACEUTICAL SERVICES INC.
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