ALNY Alnylam Pharmaceuticals, Inc.
Stock · NasdaqGS · United States · Healthcare · US02043Q1076
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Price history
Daily prices in USD.
Updated 06 Nov 2026 16:24. Information, not advice.
Prices by day, week and month
| Period | Opening price | High | Low | Closing price | Change | Volume | Dividend |
|---|---|---|---|---|---|---|---|
| 17 Nov 2025 – 21 Nov 2025 | 449.00 | 469.11 | 433.50 | 436.38 | -2.85% | 4,610,100 | |
| 10 Nov 2025 – 14 Nov 2025 | 445.00 | 461.96 | 440.93 | 449.16 | +1.46% | 4,425,800 | |
| 03 Nov 2025 – 07 Nov 2025 | 454.58 | 457.26 | 417.00 | 442.70 | -2.93% | 5,224,200 | |
| 27 Oct 2025 – 31 Oct 2025 | 465.56 | 485.36 | 436.51 | 456.04 | -1.59% | 7,502,400 | |
| 20 Oct 2025 – 24 Oct 2025 | 476.82 | 495.55 | 456.90 | 463.43 | -3.79% | 4,180,800 | |
| 13 Oct 2025 – 17 Oct 2025 | 456.13 | 492.62 | 453.83 | 481.67 | +4.61% | 6,484,100 | |
| 06 Oct 2025 – 10 Oct 2025 | 458.69 | 464.46 | 448.83 | 460.46 | +0.90% | 4,629,100 | |
| 29 Sep 2025 – 03 Oct 2025 | 448.00 | 467.42 | 445.22 | 456.35 | +2.23% | 5,706,800 | |
| 22 Sep 2025 – 26 Sep 2025 | 453.56 | 462.88 | 442.51 | 446.40 | -1.58% | 4,470,700 | |
| 15 Sep 2025 – 19 Sep 2025 | 464.80 | 467.28 | 443.75 | 453.56 | -2.65% | 5,903,300 | |
| 08 Sep 2025 – 12 Sep 2025 | 457.31 | 484.21 | 452.85 | 465.89 | +3.07% | 7,596,900 | |
| 02 Sep 2025 – 05 Sep 2025 | 445.84 | 458.30 | 441.50 | 452.00 | +1.23% | 3,839,000 | |
| 25 Aug 2025 – 29 Aug 2025 | 453.37 | 458.75 | 442.38 | 446.51 | -1.73% | 4,759,000 | |
| 18 Aug 2025 – 22 Aug 2025 | 450.00 | 469.81 | 447.10 | 454.38 | +1.22% | 5,990,000 | |
| 11 Aug 2025 – 15 Aug 2025 | 433.65 | 449.52 | 421.81 | 448.91 | +2.27% | 6,567,600 | |
| 04 Aug 2025 – 08 Aug 2025 | 406.65 | 439.36 | 398.91 | 438.93 | +9.24% | 6,498,900 | |
| 28 Jul 2025 – 01 Aug 2025 | 329.00 | 402.43 | 323.74 | 401.80 | +22.20% | 9,087,600 | |
| 21 Jul 2025 – 25 Jul 2025 | 324.98 | 332.19 | 320.18 | 328.81 | +2.58% | 4,274,200 | |
| 14 Jul 2025 – 18 Jul 2025 | 314.94 | 329.87 | 309.57 | 320.53 | +1.77% | 4,116,900 | |
| 07 Jul 2025 – 11 Jul 2025 | 328.24 | 328.99 | 312.96 | 314.94 | -5.11% | 4,878,300 | |
| 30 Jun 2025 – 03 Jul 2025 | 324.77 | 333.70 | 315.03 | 331.91 | +2.81% | 3,582,600 | |
| 23 Jun 2025 – 27 Jun 2025 | 310.60 | 326.03 | 308.46 | 322.83 | +4.24% | 4,851,800 | |
| 16 Jun 2025 – 20 Jun 2025 | 306.45 | 317.54 | 302.32 | 309.70 | +0.56% | 3,408,700 | |
| 09 Jun 2025 – 13 Jun 2025 | 303.80 | 308.89 | 295.82 | 307.99 | +2.38% | 3,027,900 | |
| 02 Jun 2025 – 06 Jun 2025 | 303.10 | 310.22 | 299.52 | 300.83 | -1.22% | 4,376,000 |
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
- 156.66 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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