ALNY Alnylam Pharmaceuticals, Inc.
Stock · NasdaqGS · United States · Healthcare · US02043Q1076
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Price history
Daily prices in USD.
Updated 06 Nov 2026 14:13. Information, not advice.
Prices by day, week and month
| Period | Opening price | High | Low | Closing price | Change | Volume | Dividend |
|---|---|---|---|---|---|---|---|
| 02 Oct 2025 | 457.64 | 461.53 | 446.18 | 460.99 | +0.07% | 1,269,200 | |
| 01 Oct 2025 | 456.00 | 467.42 | 453.31 | 460.65 | +1.02% | 1,370,000 | |
| 30 Sep 2025 | 445.22 | 459.30 | 445.22 | 456.00 | +1.90% | 1,379,500 | |
| 29 Sep 2025 | 448.00 | 451.63 | 446.30 | 447.49 | +0.24% | 719,000 | |
| 26 Sep 2025 | 453.05 | 453.05 | 442.51 | 446.40 | -0.71% | 813,000 | |
| 25 Sep 2025 | 457.03 | 459.00 | 446.42 | 449.58 | -1.92% | 685,300 | |
| 24 Sep 2025 | 454.35 | 462.69 | 450.97 | 458.37 | +0.87% | 976,000 | |
| 23 Sep 2025 | 452.83 | 457.47 | 450.50 | 454.41 | -0.98% | 1,024,600 | |
| 22 Sep 2025 | 453.56 | 462.88 | 450.23 | 458.92 | +1.18% | 971,800 | |
| 19 Sep 2025 | 457.68 | 457.68 | 450.72 | 453.56 | +0.31% | 1,713,300 | |
| 18 Sep 2025 | 454.00 | 456.94 | 443.75 | 452.17 | +0.10% | 1,061,000 | |
| 17 Sep 2025 | 455.76 | 463.88 | 450.70 | 451.73 | -2.06% | 1,445,600 | |
| 16 Sep 2025 | 465.14 | 467.28 | 457.99 | 461.24 | +0.02% | 773,300 | |
| 15 Sep 2025 | 464.80 | 466.24 | 454.51 | 461.14 | -1.02% | 910,100 | |
| 12 Sep 2025 | 468.29 | 475.69 | 465.48 | 465.89 | -0.57% | 630,800 | |
| 11 Sep 2025 | 474.34 | 474.34 | 465.16 | 468.58 | -0.16% | 1,005,300 | |
| 10 Sep 2025 | 478.50 | 480.05 | 461.47 | 469.31 | -2.66% | 1,817,400 | |
| 09 Sep 2025 | 461.12 | 484.21 | 455.30 | 482.13 | +5.96% | 3,217,400 | |
| 08 Sep 2025 | 457.31 | 463.00 | 452.85 | 455.03 | +0.67% | 926,000 | |
| 05 Sep 2025 | 453.45 | 455.28 | 444.66 | 452.00 | -0.34% | 751,500 | |
| 04 Sep 2025 | 449.43 | 458.30 | 447.11 | 453.54 | +1.37% | 714,300 | |
| 03 Sep 2025 | 444.77 | 456.18 | 442.73 | 447.43 | +0.10% | 1,301,100 | |
| 02 Sep 2025 | 445.84 | 454.50 | 441.50 | 447.00 | +0.11% | 1,072,100 | |
| 29 Aug 2025 | 452.22 | 453.96 | 444.79 | 446.51 | -1.29% | 827,600 | |
| 28 Aug 2025 | 452.01 | 457.29 | 451.12 | 452.33 | -0.41% | 641,000 |
Prices in USD, adjusted for splits but not for dividends. Weeks run Monday to Friday and months follow the calendar; the change compares each close with the previous period's. Dividends are those whose ex-dividend date falls in the period, per share. Information, not advice.
Key data
- Previous close
- 161.08 USD
- Market cap
- 21.0B
- Exchange
- NasdaqGS
- Country
- United States
- Sector
- Healthcare
- Industry
- Biotechnology
- Currency
- USD
Dividends
No dividends on record.
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