Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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Eli Casdin currently holds 2,954,053 shares of Generation Bio Co. (GBIO), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Eli Casdin has been a net buyer of GBIO stock. They have purchased $189.4M and sold $71.8M worth of shares.
Eli Casdin's most recent insider trade was on Feb 26, 2026, when they sold 52,991 shares at $1.17 per share.
Eli Casdin serves as Executive at Generation Bio Co. (GBIO). They have executed 101 insider transactions totaling $261.1M over their tenure at the company.
Eli Casdin holds the position of Executive at Generation Bio Co., where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 8 years and currently hold a stake valued at $0.
Eli Casdin has shown a buying trading pattern, with $189.4M in total purchases and $71.8M in total sales across all transactions. Their most recent activity indicates a tendency to accumulate shares.
The largest transaction by Eli Casdin was on Aug 22, 2025, when they sold $60.5M worth of WGS shares. This transaction involved 500,000 shares at $120.90 per share.
Eli Casdin currently owns 2,954,053 shares of Generation Bio Co. (GBIO), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Eli Casdin's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Eli Casdin has 101 Form 4 filings on record as an insider at Generation Bio Co..
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