Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| No transactions found | ||||||||||
Stephen Williamson currently holds 576 shares of THERMO FISHER SCIENTIFIC INC. (TMO), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Stephen Williamson has been a net seller of TMO stock. They have purchased $0 and sold $82.8M worth of shares.
Stephen Williamson's most recent insider trade was on May 22, 2026, when they sold 576 shares at $0.00 per share.
Stephen Williamson serves as Executive at THERMO FISHER SCIENTIFIC INC. (TMO). They have executed 161 insider transactions totaling $82.8M over their tenure at the company.
Stephen Williamson holds the position of Executive at THERMO FISHER SCIENTIFIC INC., where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 11 years and currently hold a stake valued at $0.
Stephen Williamson has shown a selling trading pattern, with $0 in total purchases and $82.8M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Stephen Williamson was on May 13, 2024, when they sold $13.0M worth of TMO shares. This transaction involved 21,925 shares at $591.27 per share.
Stephen Williamson currently owns 576 shares of THERMO FISHER SCIENTIFIC INC. (TMO), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Stephen Williamson's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Stephen Williamson has 161 Form 4 filings on record as an insider at THERMO FISHER SCIENTIFIC INC..
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