IONS Ionis Pharmaceuticals, Inc.
Stock · NasdaqGS · United States · Healthcare · US4622221004
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Price history
Daily prices in USD.
Updated 06 Nov 2026 16:12. Information, not advice.
Prices by day, week and month
| Period | Opening price | High | Low | Closing price | Change | Volume | Dividend |
|---|---|---|---|---|---|---|---|
| 27 Aug 2025 | 42.17 | 43.09 | 41.95 | 42.75 | +1.38% | 1,949,900 | |
| 26 Aug 2025 | 41.71 | 42.57 | 41.71 | 42.17 | +0.84% | 2,596,500 | |
| 25 Aug 2025 | 42.82 | 43.06 | 41.79 | 41.82 | -2.04% | 1,572,000 | |
| 22 Aug 2025 | 43.68 | 43.72 | 42.09 | 42.69 | -1.27% | 1,859,900 | |
| 21 Aug 2025 | 42.60 | 44.99 | 42.47 | 43.24 | +1.00% | 1,876,600 | |
| 20 Aug 2025 | 42.45 | 43.26 | 41.96 | 42.81 | +0.78% | 2,286,000 | |
| 19 Aug 2025 | 43.49 | 43.90 | 42.27 | 42.48 | -2.19% | 2,003,800 | |
| 18 Aug 2025 | 43.99 | 44.29 | 43.41 | 43.43 | -0.80% | 1,500,800 | |
| 15 Aug 2025 | 42.86 | 43.82 | 42.80 | 43.78 | +2.17% | 1,602,700 | |
| 14 Aug 2025 | 43.00 | 43.40 | 42.44 | 42.85 | -0.58% | 1,582,300 | |
| 13 Aug 2025 | 41.54 | 43.22 | 41.54 | 43.10 | +4.08% | 3,020,900 | |
| 12 Aug 2025 | 40.87 | 41.42 | 40.37 | 41.41 | +1.40% | 1,488,500 | |
| 11 Aug 2025 | 41.51 | 41.93 | 40.79 | 40.84 | -1.92% | 1,799,800 | |
| 08 Aug 2025 | 40.89 | 41.76 | 40.86 | 41.64 | +1.44% | 1,739,200 | |
| 07 Aug 2025 | 40.34 | 41.13 | 40.03 | 41.05 | +0.88% | 2,741,700 | |
| 06 Aug 2025 | 42.65 | 42.87 | 40.66 | 40.69 | -5.48% | 2,469,800 | |
| 05 Aug 2025 | 43.15 | 43.52 | 42.51 | 43.05 | -0.92% | 2,818,400 | |
| 04 Aug 2025 | 43.15 | 43.74 | 42.26 | 43.45 | +0.98% | 2,311,200 | |
| 01 Aug 2025 | 42.65 | 43.40 | 42.28 | 43.03 | +0.12% | 2,327,900 | |
| 31 Jul 2025 | 44.37 | 44.98 | 42.33 | 42.98 | -0.90% | 3,544,000 | |
| 30 Jul 2025 | 44.97 | 45.66 | 42.95 | 43.37 | +4.56% | 4,183,400 | |
| 29 Jul 2025 | 41.59 | 41.65 | 40.81 | 41.48 | +0.75% | 1,503,900 | |
| 28 Jul 2025 | 42.43 | 42.49 | 41.15 | 41.17 | -2.56% | 1,640,700 | |
| 25 Jul 2025 | 42.34 | 42.55 | 41.60 | 42.25 | +0.24% | 887,900 | |
| 24 Jul 2025 | 42.35 | 42.81 | 42.12 | 42.15 | -0.54% | 879,300 |
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
- 38.80 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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