Ionis Pharmaceuticals, Inc. (IONS)
NASDAQ: IONS · Real-Time Price · USD
54.01
+0.62 (1.16%)
At close: Jul 22, 2026, 4:00 PM EDT
53.81
-0.20 (-0.37%)
Pre-market: Jul 23, 2026, 8:15 AM EDT
Ionis Pharmaceuticals Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jul 22, 2026 | 51.16 | 54.06 | 50.01 | 54.01 | 54.01 | 1.16% | 8,713,558 |
| Jul 21, 2026 | 52.75 | 54.13 | 52.26 | 53.39 | 53.39 | 0.83% | 3,026,973 |
| Jul 20, 2026 | 54.47 | 54.80 | 52.82 | 52.95 | 52.95 | -2.65% | 2,164,468 |
| Jul 17, 2026 | 54.10 | 54.69 | 53.76 | 54.39 | 54.39 | -0.48% | 2,566,842 |
| Jul 16, 2026 | 53.95 | 55.98 | 53.38 | 54.65 | 54.65 | -0.15% | 3,803,161 |
| Jul 15, 2026 | 54.48 | 54.89 | 53.51 | 54.73 | 54.73 | -0.36% | 3,571,568 |
| Jul 14, 2026 | 55.80 | 56.46 | 54.53 | 54.93 | 54.93 | -3.21% | 4,696,590 |
| Jul 13, 2026 | 57.91 | 57.91 | 56.11 | 56.75 | 56.75 | -2.58% | 5,096,062 |
| Jul 10, 2026 | 64.27 | 64.44 | 58.20 | 58.25 | 58.25 | -9.37% | 11,231,779 |
| Jul 9, 2026 | 67.78 | 70.35 | 64.10 | 64.27 | 64.27 | -23.90% | 20,406,030 |
| Jul 8, 2026 | 85.56 | 86.74 | 83.92 | 84.46 | 84.46 | -2.17% | 2,277,763 |
| Jul 7, 2026 | 84.42 | 86.67 | 82.95 | 86.33 | 86.33 | 3.79% | 2,645,838 |
| Jul 6, 2026 | 82.11 | 84.01 | 81.19 | 83.18 | 83.18 | 1.69% | 1,842,696 |
| Jul 2, 2026 | 79.53 | 81.99 | 79.11 | 81.80 | 81.80 | 3.30% | 2,286,086 |
| Jul 1, 2026 | 79.13 | 79.48 | 77.95 | 79.19 | 79.19 | -0.13% | 1,433,436 |
| Jun 30, 2026 | 81.17 | 81.24 | 79.21 | 79.29 | 79.29 | -1.74% | 2,039,213 |
| Jun 29, 2026 | 81.00 | 82.53 | 79.95 | 80.69 | 80.69 | -0.60% | 2,806,614 |
| Jun 26, 2026 | 78.80 | 82.63 | 78.80 | 81.18 | 81.18 | 3.63% | 3,828,331 |
| Jun 25, 2026 | 76.69 | 79.55 | 76.25 | 78.34 | 78.34 | 2.38% | 2,583,536 |
| Jun 24, 2026 | 76.40 | 79.00 | 76.04 | 76.52 | 76.52 | 0.70% | 2,485,706 |
| Jun 23, 2026 | 75.89 | 77.31 | 75.77 | 75.99 | 75.99 | 0.13% | 1,405,415 |
| Jun 22, 2026 | 74.85 | 76.56 | 74.12 | 75.89 | 75.89 | 2.39% | 1,956,125 |
| Jun 18, 2026 | 75.00 | 75.66 | 73.50 | 74.12 | 74.12 | -0.26% | 2,984,374 |
| Jun 17, 2026 | 73.09 | 75.12 | 72.55 | 74.31 | 74.31 | 1.67% | 1,788,351 |
| Jun 16, 2026 | 73.93 | 73.96 | 72.30 | 73.09 | 73.09 | -1.18% | 1,801,390 |
| Jun 15, 2026 | 73.49 | 74.27 | 72.88 | 73.96 | 73.96 | 0.93% | 1,506,352 |
| Jun 12, 2026 | 73.82 | 74.35 | 72.57 | 73.28 | 73.28 | -0.74% | 1,964,868 |
| Jun 11, 2026 | 73.34 | 74.48 | 72.76 | 73.82 | 73.82 | 0.68% | 2,234,438 |
| Jun 10, 2026 | 74.43 | 75.85 | 72.83 | 73.32 | 73.32 | -1.69% | 1,595,746 |
| Jun 9, 2026 | 74.77 | 75.79 | 73.53 | 74.58 | 74.58 | 1.41% | 1,568,661 |
| Jun 8, 2026 | 74.33 | 74.43 | 73.14 | 73.54 | 73.54 | -1.26% | 1,620,750 |
| Jun 5, 2026 | 75.24 | 75.96 | 73.81 | 74.48 | 74.48 | -0.87% | 1,982,003 |
| Jun 4, 2026 | 74.01 | 75.88 | 73.82 | 75.13 | 75.13 | 1.77% | 1,241,131 |
| Jun 3, 2026 | 72.68 | 74.12 | 72.02 | 73.82 | 73.82 | 1.16% | 1,303,889 |
| Jun 2, 2026 | 74.85 | 75.23 | 72.56 | 72.97 | 72.97 | -3.20% | 2,086,205 |
| Jun 1, 2026 | 75.67 | 76.19 | 74.70 | 75.38 | 75.38 | -1.46% | 1,467,682 |
| May 29, 2026 | 77.54 | 78.10 | 76.39 | 76.50 | 76.50 | -1.07% | 1,675,660 |
| May 28, 2026 | 76.58 | 78.00 | 75.34 | 77.33 | 77.33 | 1.10% | 1,603,088 |
| May 27, 2026 | 76.24 | 77.40 | 76.23 | 76.49 | 76.49 | 0.55% | 1,341,369 |
| May 26, 2026 | 76.00 | 76.74 | 74.73 | 76.07 | 76.07 | 0.67% | 1,279,224 |
| May 22, 2026 | 75.71 | 76.80 | 75.00 | 75.56 | 75.56 | -0.29% | 1,579,206 |
| May 21, 2026 | 74.76 | 76.48 | 74.21 | 75.78 | 75.78 | 0.96% | 2,295,157 |
| May 20, 2026 | 74.67 | 75.69 | 73.97 | 75.06 | 75.06 | 1.65% | 2,005,309 |
| May 19, 2026 | 72.76 | 74.15 | 72.00 | 73.84 | 73.84 | 1.82% | 1,519,490 |
| May 18, 2026 | 74.58 | 74.79 | 71.93 | 72.52 | 72.52 | -2.30% | 2,211,491 |
| May 15, 2026 | 75.89 | 75.93 | 73.32 | 74.23 | 74.23 | -1.92% | 2,119,183 |
| May 14, 2026 | 79.00 | 79.19 | 75.31 | 75.68 | 75.68 | -2.47% | 1,798,305 |
| May 13, 2026 | 75.67 | 78.03 | 75.08 | 77.60 | 77.60 | 2.33% | 1,360,373 |
| May 12, 2026 | 76.03 | 77.13 | 75.38 | 75.83 | 75.83 | 0.60% | 1,408,887 |
| May 11, 2026 | 76.03 | 77.01 | 74.85 | 75.38 | 75.38 | -0.44% | 1,533,667 |