Form 4: Alnylam Pharmaceuticals Executive Sells Shares
Insider Transaction (Form 4)
Bryan Supran, EVP, CLO and Secretary of Alnylam Pharmaceuticals, Inc., sold 1,758 shares of common stock on October 2, 2026 for $226.88 per share.
Summary
- Open-market sale: disposed of 1,758 Common Stock at $226.88 ($398,855) on October 2, 2026; holds 12,807 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative signal: an insider sold $398,855 of stock on the open market.
Insider Transactions
Bryan Supran — Officer (EVP, CLO and Secretary)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-10-02 | Open-market sale | Common Stock | 1,758 | $227 | $398.9K | 12,807 |
Key Dates
| Date | Description |
|---|---|
| 2026-10-02 | Open-market sale (1,758 shares) |
Keywords
insider transaction, Form 4, ALNY, ALNYLAM PHARMACEUTICALS, INC., bearish, Bryan Supran
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