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 |
|---|---|---|---|---|---|---|---|
| 17 Nov 2025 – 21 Nov 2025 | 70.70 | 76.31 | 70.70 | 76.09 | +6.35% | 14,466,800 | |
| 10 Nov 2025 – 14 Nov 2025 | 70.05 | 74.50 | 66.66 | 71.55 | -2.72% | 26,611,200 | |
| 03 Nov 2025 – 07 Nov 2025 | 74.77 | 76.78 | 71.48 | 73.55 | -1.01% | 11,317,900 | |
| 27 Oct 2025 – 31 Oct 2025 | 72.03 | 75.49 | 71.14 | 74.30 | +4.85% | 11,139,500 | |
| 20 Oct 2025 – 24 Oct 2025 | 73.55 | 73.69 | 70.22 | 70.86 | -3.05% | 9,030,000 | |
| 13 Oct 2025 – 17 Oct 2025 | 70.16 | 74.42 | 69.84 | 73.09 | +4.46% | 10,173,300 | |
| 06 Oct 2025 – 10 Oct 2025 | 69.15 | 71.87 | 67.95 | 69.97 | +1.19% | 10,486,300 | |
| 29 Sep 2025 – 03 Oct 2025 | 63.76 | 69.25 | 63.36 | 69.15 | +7.90% | 11,396,000 | |
| 22 Sep 2025 – 26 Sep 2025 | 63.18 | 64.49 | 61.03 | 64.09 | +5.05% | 10,178,300 | |
| 15 Sep 2025 – 19 Sep 2025 | 62.94 | 63.42 | 60.41 | 61.01 | -3.40% | 10,525,000 | |
| 08 Sep 2025 – 12 Sep 2025 | 61.20 | 64.72 | 59.36 | 63.16 | +3.15% | 12,624,400 | |
| 02 Sep 2025 – 05 Sep 2025 | 49.14 | 62.08 | 49.13 | 61.23 | +43.60% | 33,903,900 | |
| 25 Aug 2025 – 29 Aug 2025 | 42.82 | 43.35 | 41.71 | 42.64 | -0.12% | 8,368,800 | |
| 18 Aug 2025 – 22 Aug 2025 | 43.99 | 44.99 | 41.96 | 42.69 | -2.49% | 9,527,100 | |
| 11 Aug 2025 – 15 Aug 2025 | 41.51 | 43.82 | 40.37 | 43.78 | +5.14% | 9,494,200 | |
| 04 Aug 2025 – 08 Aug 2025 | 43.15 | 43.74 | 40.03 | 41.64 | -3.23% | 12,080,300 | |
| 28 Jul 2025 – 01 Aug 2025 | 42.43 | 45.66 | 40.81 | 43.03 | +1.85% | 13,199,900 | |
| 21 Jul 2025 – 25 Jul 2025 | 41.97 | 42.81 | 41.25 | 42.25 | +1.17% | 6,083,600 | |
| 14 Jul 2025 – 18 Jul 2025 | 41.38 | 43.64 | 41.25 | 41.76 | +0.07% | 8,891,300 | |
| 07 Jul 2025 – 11 Jul 2025 | 42.68 | 42.95 | 41.22 | 41.73 | -2.95% | 9,176,100 | |
| 30 Jun 2025 – 03 Jul 2025 | 39.95 | 43.71 | 39.37 | 43.00 | +8.04% | 10,474,300 | |
| 23 Jun 2025 – 27 Jun 2025 | 37.37 | 40.61 | 36.93 | 39.80 | +6.39% | 10,554,900 | |
| 16 Jun 2025 – 20 Jun 2025 | 35.72 | 37.54 | 34.78 | 37.41 | +5.11% | 7,593,100 | |
| 09 Jun 2025 – 13 Jun 2025 | 35.89 | 37.60 | 35.05 | 35.59 | +0.85% | 8,373,600 | |
| 02 Jun 2025 – 06 Jun 2025 | 33.84 | 35.88 | 33.43 | 35.29 | +5.31% | 6,137,500 |
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
- 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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