NASDAQ: ALNYAlnylam Pharmaceuticals Inc Stock Ownership - Who owns Alnylam Pharmaceuticals?
Insider buying vs selling
Have Alnylam Pharmaceuticals Inc insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| Yvonne Greenstreet | Chief Executive Officer | 2025-06-02 | 7,217 | $118.05 | $851.97kBuy |
| Yvonne Greenstreet | Chief Executive Officer | 2025-06-02 | 19,297 | $306.00 | $5.90MSell |
| Yvonne Greenstreet | Chief Executive Officer | 2025-06-02 | 12,080 | $119.13 | $1.44MBuy |
| Yvonne Greenstreet | Chief Executive Officer | 2025-05-30 | 19,559 | $118.05 | $2.31MBuy |
| Yvonne Greenstreet | Chief Executive Officer | 2025-05-30 | 25,469 | $304.00 | $7.74MSell |
| Yvonne Greenstreet | Chief Executive Officer | 2025-05-30 | 12,081 | $119.13 | $1.44MBuy |
| Yvonne Greenstreet | Chief Executive Officer | 2025-05-30 | 6,171 | $306.00 | $1.89MSell |
| Michael W. Bonney | Director | 2025-05-15 | 1,728 | $282.81 | $488.70kSell |
| Michael W. Bonney | Director | 2025-05-15 | 1,617 | $283.83 | $458.95kSell |
| Michael W. Bonney | Director | 2025-05-15 | 245 | $269.79 | $66.10kSell |
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Net Insider Buy/Sell (L12M) Ownership
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ALNY Shareholders
What type of owners hold Alnylam Pharmaceuticals Inc stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| Capital World Investors | 12.85% | 16,749,623 | $5.16B | Institution |
| Fmr LLC | 11.74% | 15,309,860 | $4.72B | Institution |
| Ag Novartis | 11.35% | 14,800,620 | $4.56B | Insider |
| Vanguard Group Inc | 10.01% | 13,056,605 | $4.02B | Institution |
| Sanofi | 8.09% | 10,554,134 | $3.25B | Insider |
| Blackrock Inc | 7.33% | 9,559,382 | $2.94B | Institution |
| Capital Research Global Investors | 5.49% | 7,154,728 | $2.20B | Institution |
| Regeneron Pharmaceuticals Inc | 3.41% | 4,444,445 | $1.37B | Institution |
| T Rowe Price Investment Management Inc | 3.39% | 4,418,145 | $1.36B | Institution |
| Baillie Gifford Co | 2.81% | 3,657,607 | $1.13B | Institution |
ALNY vs Biotech Stocks
Alnylam Pharmaceuticals Stock Ownership FAQ
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.