ALNY
ALNYLAM PHARMACEUTICALS, INC.Company with tickers: ALNY
CIK
1178670
CUSIP
02043Q107
Shares Outstanding
133,512,573
Price History
Institutional Holders
Short Volume
Short Interest
Fails to Deliver
SEC Filings
Earnings Calls
Insider Trades
Congressional Trades
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-04-30 | 4,773,214 | 5,034,063 | -260,849 | 4.02 |
| 2026-04-15 | 5,034,063 | 5,056,408 | -22,345 | 5.12 |
| 2026-03-31 | 5,056,408 | 4,369,615 | +686,793 | 4.01 |
| 2026-03-13 | 4,369,615 | 4,572,652 | -203,037 | 4.18 |
| 2026-02-27 | 4,572,652 | 5,244,475 | -671,823 | 4.46 |
| 2026-02-13 | 5,244,475 | 5,282,136 | -37,661 | 2.80 |
| 2026-01-30 | 5,282,136 | 5,565,961 | -283,825 | 3.66 |
| 2026-01-15 | 5,565,961 | 5,532,159 | +33,802 | 3.72 |
| 2025-12-31 | 5,532,159 | 4,184,652 | +1,347,507 | 2.89 |
| 2025-12-15 | 4,184,652 | 3,960,190 | +224,462 | 3.19 |
| 2025-11-28 | 3,960,190 | 4,279,250 | -319,060 | 4.09 |
| 2025-11-14 | 4,279,250 | 3,769,098 | +510,152 | 4.49 |
| 2025-10-31 | 3,769,098 | 3,993,922 | -224,824 | 3.34 |
| 2025-10-15 | 3,993,922 | 3,507,540 | +486,382 | 3.48 |
| 2025-09-30 | 3,507,540 | 3,718,643 | -211,103 | 3.36 |
| 2025-09-15 | 3,718,643 | 3,973,434 | -254,791 | 3.05 |
| 2025-08-29 | 3,973,434 | 3,426,778 | +546,656 | 3.73 |
| 2025-08-15 | 3,426,778 | 3,238,527 | +188,251 | 2.57 |
| 2025-07-31 | 3,238,527 | 3,379,378 | -140,851 | 2.78 |
| 2025-07-15 | 3,379,378 | 3,327,381 | +51,997 | 3.78 |
| 2025-06-30 | 3,327,381 | 3,375,720 | -48,339 | 3.64 |
| 2025-06-13 | 3,375,720 | 3,448,792 | -73,072 | 4.60 |
| 2025-05-30 | 3,448,792 | 3,681,405 | -232,613 | 3.23 |
| 2025-05-15 | 3,681,405 | 3,149,449 | +531,956 | 3.38 |