IONS Ionis Pharmaceuticals, Inc.
Stock · NasdaqGS · United States · Healthcare · US4622221004
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Price history
Daily prices in USD.
Updated 06 Nov 2026 16:22. Information, not advice.
Prices by day, week and month
| Period | Opening price | High | Low | Closing price | Change | Volume | Dividend |
|---|---|---|---|---|---|---|---|
| 05 Oct 2023 | 43.45 | 46.95 | 43.45 | 46.85 | +7.28% | 1,735,500 | |
| 04 Oct 2023 | 43.37 | 44.00 | 43.07 | 43.67 | +0.65% | 1,465,900 | |
| 03 Oct 2023 | 43.39 | 43.48 | 41.84 | 43.39 | -0.09% | 1,287,300 | |
| 02 Oct 2023 | 45.23 | 45.39 | 43.04 | 43.43 | -4.25% | 1,730,000 | |
| 29 Sep 2023 | 47.00 | 47.00 | 45.22 | 45.36 | -1.95% | 1,339,100 | |
| 28 Sep 2023 | 46.87 | 47.20 | 46.03 | 46.26 | -1.85% | 1,972,700 | |
| 27 Sep 2023 | 46.74 | 47.72 | 45.96 | 47.13 | +1.84% | 2,202,200 | |
| 26 Sep 2023 | 43.94 | 46.54 | 43.55 | 46.28 | +8.49% | 2,684,400 | |
| 25 Sep 2023 | 42.66 | 43.08 | 41.94 | 42.66 | -0.12% | 714,400 | |
| 22 Sep 2023 | 42.65 | 43.07 | 42.10 | 42.71 | +0.54% | 704,500 | |
| 21 Sep 2023 | 42.18 | 42.63 | 41.57 | 42.48 | -0.14% | 527,400 | |
| 20 Sep 2023 | 42.90 | 43.32 | 42.35 | 42.54 | -1.02% | 1,117,600 | |
| 19 Sep 2023 | 42.96 | 43.46 | 42.59 | 42.98 | +0.12% | 645,700 | |
| 18 Sep 2023 | 43.05 | 43.08 | 42.32 | 42.93 | +0.05% | 973,700 | |
| 15 Sep 2023 | 43.39 | 43.54 | 42.45 | 42.91 | -1.67% | 1,376,300 | |
| 14 Sep 2023 | 43.55 | 44.51 | 43.33 | 43.64 | +1.14% | 1,404,400 | |
| 13 Sep 2023 | 43.51 | 43.67 | 42.36 | 43.15 | -0.83% | 987,600 | |
| 12 Sep 2023 | 41.51 | 43.65 | 41.26 | 43.51 | +5.38% | 1,250,400 | |
| 11 Sep 2023 | 41.11 | 41.77 | 40.40 | 41.29 | +0.19% | 759,400 | |
| 08 Sep 2023 | 40.64 | 41.96 | 40.48 | 41.21 | +2.06% | 1,056,400 | |
| 07 Sep 2023 | 39.70 | 40.52 | 39.62 | 40.38 | +1.48% | 553,800 | |
| 06 Sep 2023 | 39.48 | 39.91 | 39.08 | 39.79 | +1.14% | 661,700 | |
| 05 Sep 2023 | 40.42 | 40.42 | 39.28 | 39.34 | -2.86% | 1,060,800 | |
| 01 Sep 2023 | 40.50 | 40.99 | 40.39 | 40.50 | +0.57% | 441,800 | |
| 31 Aug 2023 | 40.63 | 40.74 | 40.18 | 40.27 | -0.74% | 666,500 |
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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