Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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William Lewis currently holds 315,407 shares of INSMED Inc (INSM), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William Lewis has been a net seller of INSM stock. They have purchased $1.3M and sold $48.9M worth of shares.
William Lewis's most recent insider trade was on Jan 8, 2026, when they sold 3,223 shares at $174.17 per share.
William Lewis serves as Executive at INSMED Inc (INSM). They have executed 160 insider transactions totaling $50.2M over their tenure at the company.
William Lewis holds the position of Executive at INSMED Inc, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 15 years and currently hold a stake valued at $0.
William Lewis has shown a selling trading pattern, with $1.3M in total purchases and $48.9M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by William Lewis was on Jan 8, 2024, when they sold $924.5K worth of INSM shares. This transaction involved 45,120 shares at $20.49 per share.
William Lewis currently owns 315,407 shares of INSMED Inc (INSM), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of William Lewis's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. William Lewis has 160 Form 4 filings on record as an insider at INSMED Inc.
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