Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| No transactions found | ||||||||||
Joseph B. Donahue currently holds 10,032.7 shares of MKS INSTRUMENTS INC (MKSI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Joseph B. Donahue has been a net seller of MKSI stock. They have purchased $0 and sold $60.0M worth of shares.
Joseph B. Donahue's most recent insider trade was on May 27, 2026, when they sold 2,100 shares at $327.95 per share.
Joseph B. Donahue serves as Executive at MKS INSTRUMENTS INC (MKSI). They have executed 119 insider transactions totaling $60.0M over their tenure at the company.
Joseph B. Donahue holds the position of Executive at MKS INSTRUMENTS INC, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 18 years and currently hold a stake valued at $0.
Joseph B. Donahue has shown a selling trading pattern, with $0 in total purchases and $60.0M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Joseph B. Donahue was on Nov 17, 2015, when they sold $4.7M worth of TEL shares. This transaction involved 72,050 shares at $65.46 per share.
Joseph B. Donahue currently owns 10,032.7 shares of MKS INSTRUMENTS INC (MKSI), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Joseph B. Donahue's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Joseph B. Donahue has 119 Form 4 filings on record as an insider at MKS INSTRUMENTS INC.
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