Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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John Maraganore currently holds 1,319 shares of ALNYLAM PHARMACEUTICALS, INC. (ALNY), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John Maraganore has been a net seller of ALNY stock. They have purchased $1.9M and sold $137.8M worth of shares.
John Maraganore's most recent insider trade was on Jul 10, 2026, when they sold 1,152 shares at $4931.20 per share.
John Maraganore serves as Executive at ALNYLAM PHARMACEUTICALS, INC. (ALNY). They have executed 456 insider transactions totaling $139.7M over their tenure at the company.
John Maraganore holds the position of Executive at ALNYLAM PHARMACEUTICALS, 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.
John Maraganore has shown a selling trading pattern, with $1.9M in total purchases and $137.8M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by John Maraganore was on Jul 10, 2026, when they sold $5.7M worth of TAK shares. This transaction involved 1,152 shares at $4931.20 per share.
John Maraganore currently owns 1,319 shares of ALNYLAM PHARMACEUTICALS, INC. (ALNY), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of John Maraganore's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. John Maraganore has 456 Form 4 filings on record as an insider at ALNYLAM PHARMACEUTICALS, INC..
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