ALNY Alnylam Pharmaceuticals, Inc.
Stock · NasdaqGS · United States · Healthcare · US02043Q1076
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Price history
Daily prices in USD.
Updated 06 Nov 2026 10:21. Information, not advice.
Prices by day, week and month
| Period | Opening price | High | Low | Closing price | Change | Volume | Dividend |
|---|---|---|---|---|---|---|---|
| 26 Aug 2026 | 238.54 | 242.89 | 236.60 | 239.00 | -0.45% | 1,116,200 | |
| 25 Aug 2026 | 236.56 | 240.67 | 235.41 | 240.08 | +1.72% | 1,576,200 | |
| 24 Aug 2026 | 235.83 | 237.91 | 228.59 | 236.01 | -0.09% | 2,134,900 | |
| 21 Aug 2026 | 228.88 | 238.97 | 228.34 | 236.22 | +3.02% | 1,902,200 | |
| 20 Aug 2026 | 239.00 | 240.88 | 228.74 | 229.30 | -5.49% | 1,701,700 | |
| 19 Aug 2026 | 234.36 | 244.03 | 233.40 | 242.61 | +6.12% | 1,879,100 | |
| 18 Aug 2026 | 226.27 | 230.91 | 222.01 | 228.61 | +1.79% | 1,600,200 | |
| 17 Aug 2026 | 225.76 | 227.99 | 222.12 | 224.60 | -1.77% | 1,539,200 | |
| 14 Aug 2026 | 223.52 | 228.98 | 220.23 | 228.65 | +0.67% | 1,525,800 | |
| 13 Aug 2026 | 225.95 | 227.54 | 222.70 | 227.12 | +1.42% | 1,449,400 | |
| 12 Aug 2026 | 219.00 | 224.66 | 219.00 | 223.95 | +1.24% | 1,621,200 | |
| 11 Aug 2026 | 217.41 | 223.44 | 216.50 | 221.20 | +1.94% | 1,438,200 | |
| 10 Aug 2026 | 218.00 | 223.50 | 215.61 | 216.98 | -1.01% | 1,404,800 | |
| 07 Aug 2026 | 217.31 | 219.64 | 210.49 | 219.20 | +1.43% | 1,735,900 | |
| 06 Aug 2026 | 228.58 | 234.00 | 212.98 | 216.12 | -5.51% | 2,274,600 | |
| 05 Aug 2026 | 221.74 | 229.65 | 221.50 | 228.72 | +4.44% | 2,734,600 | |
| 04 Aug 2026 | 220.33 | 222.59 | 215.07 | 219.00 | -0.60% | 3,107,600 | |
| 03 Aug 2026 | 208.04 | 220.49 | 208.04 | 220.33 | +7.21% | 3,399,800 | |
| 31 Jul 2026 | 205.46 | 207.99 | 200.11 | 205.52 | +0.02% | 4,477,600 | |
| 30 Jul 2026 | 225.02 | 230.00 | 197.81 | 205.48 | -28.31% | 9,826,800 | |
| 29 Jul 2026 | 288.09 | 290.60 | 284.15 | 286.62 | -0.62% | 1,301,300 | |
| 28 Jul 2026 | 282.79 | 290.47 | 281.23 | 288.41 | +3.60% | 1,437,300 | |
| 27 Jul 2026 | 272.66 | 284.68 | 272.66 | 278.40 | +2.44% | 1,409,600 | |
| 24 Jul 2026 | 268.74 | 275.58 | 265.64 | 271.77 | +1.13% | 1,150,900 | |
| 23 Jul 2026 | 265.95 | 269.22 | 262.21 | 268.74 | +0.66% | 1,140,800 |
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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