IONS Ionis Pharmaceuticals, Inc.
Stock · NasdaqGS · United States · Healthcare · US4622221004
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Price history
Daily prices in USD.
Updated 06 Nov 2026 14:01. Information, not advice.
Prices by day, week and month
| Period | Opening price | High | Low | Closing price | Change | Volume | Dividend |
|---|---|---|---|---|---|---|---|
| 26 Feb 2026 | 80.32 | 82.44 | 78.92 | 80.60 | -0.41% | 3,330,000 | |
| 25 Feb 2026 | 81.75 | 85.12 | 80.47 | 80.93 | -5.29% | 3,188,700 | |
| 24 Feb 2026 | 84.66 | 85.47 | 83.45 | 85.45 | +1.00% | 2,384,800 | |
| 23 Feb 2026 | 82.71 | 84.96 | 82.71 | 84.60 | +1.74% | 1,724,200 | |
| 20 Feb 2026 | 82.85 | 83.63 | 81.64 | 83.15 | 0.00% | 2,832,500 | |
| 19 Feb 2026 | 81.50 | 83.34 | 80.39 | 83.15 | +1.13% | 2,024,000 | |
| 18 Feb 2026 | 81.26 | 83.06 | 80.98 | 82.22 | +1.06% | 1,949,800 | |
| 17 Feb 2026 | 80.30 | 82.53 | 80.23 | 81.36 | +0.94% | 1,889,500 | |
| 13 Feb 2026 | 81.18 | 82.56 | 79.78 | 80.60 | -1.44% | 1,931,200 | |
| 12 Feb 2026 | 84.20 | 84.91 | 81.20 | 81.78 | -3.05% | 1,734,700 | |
| 11 Feb 2026 | 84.19 | 84.96 | 82.00 | 84.35 | +0.07% | 1,104,200 | |
| 10 Feb 2026 | 84.49 | 84.81 | 83.57 | 84.29 | -0.59% | 1,382,700 | |
| 09 Feb 2026 | 86.13 | 86.49 | 84.61 | 84.79 | -1.98% | 1,738,100 | |
| 06 Feb 2026 | 84.85 | 86.59 | 84.18 | 86.50 | +3.62% | 1,996,500 | |
| 05 Feb 2026 | 84.51 | 86.74 | 82.89 | 83.48 | -1.78% | 2,677,700 | |
| 04 Feb 2026 | 85.72 | 85.95 | 82.55 | 84.99 | +0.47% | 3,009,900 | |
| 03 Feb 2026 | 83.00 | 85.45 | 83.00 | 84.59 | +1.83% | 1,461,100 | |
| 02 Feb 2026 | 82.54 | 83.35 | 81.90 | 83.07 | +0.48% | 1,788,900 | |
| 30 Jan 2026 | 83.48 | 83.70 | 82.21 | 82.67 | -1.44% | 2,518,400 | |
| 29 Jan 2026 | 82.38 | 84.30 | 81.90 | 83.88 | +2.39% | 1,646,700 | |
| 28 Jan 2026 | 81.92 | 82.63 | 81.63 | 81.92 | -0.27% | 1,732,400 | |
| 27 Jan 2026 | 81.01 | 82.52 | 81.01 | 82.14 | +1.41% | 2,338,600 | |
| 26 Jan 2026 | 79.49 | 81.28 | 79.24 | 81.00 | +0.88% | 1,700,600 | |
| 23 Jan 2026 | 81.71 | 82.20 | 79.11 | 80.29 | -1.83% | 2,128,900 | |
| 22 Jan 2026 | 79.62 | 82.19 | 78.89 | 81.79 | +2.96% | 3,695,400 |
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
- 40.15 USD
- Market cap
- 6.4B
- Exchange
- NasdaqGS
- Country
- United States
- Sector
- Healthcare
- Industry
- Biotechnology
- Currency
- USD
Dividends
No dividends on record.
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