Ionis Pharmaceuticals, Inc. (FRA:ISI)
40.48
+0.15 (0.37%)
At close: Sep 18, 2026
FRA:ISI Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 18, 2026 | 40.48 | 40.48 | 40.48 | 40.48 | 40.48 | 0.37% | - |
| Sep 17, 2026 | 38.84 | 40.33 | 38.84 | 40.33 | 40.33 | -0.91% | 10 |
| Sep 16, 2026 | 40.70 | 40.70 | 40.70 | 40.70 | 40.70 | -7.94% | - |
| Sep 15, 2026 | 44.21 | 44.21 | 44.21 | 44.21 | 44.21 | -4.72% | - |
| Sep 14, 2026 | 46.40 | 46.40 | 46.40 | 46.40 | 46.40 | -2.60% | - |
| Sep 11, 2026 | 47.64 | 47.64 | 47.64 | 47.64 | 47.64 | -0.29% | - |
| Sep 10, 2026 | 47.78 | 47.78 | 47.78 | 47.78 | 47.78 | -1.24% | - |
| Sep 9, 2026 | 48.38 | 48.38 | 48.38 | 48.38 | 48.38 | 4.92% | - |
| Sep 8, 2026 | 45.06 | 46.11 | 45.06 | 46.11 | 46.11 | 8.93% | 95 |
| Sep 7, 2026 | 41.51 | 42.33 | 41.51 | 42.33 | 42.33 | -15.44% | 200 |
| Sep 4, 2026 | 50.06 | 50.06 | 50.06 | 50.06 | 50.06 | -4.28% | - |
| Sep 3, 2026 | 52.30 | 52.30 | 52.30 | 52.30 | 52.30 | 2.03% | - |
| Sep 2, 2026 | 51.26 | 51.26 | 51.26 | 51.26 | 51.26 | -0.74% | - |
| Sep 1, 2026 | 51.64 | 51.64 | 51.64 | 51.64 | 51.64 | -1.22% | - |
| Aug 31, 2026 | 52.28 | 52.28 | 52.28 | 52.28 | 52.28 | -1.58% | - |
| Aug 28, 2026 | 53.12 | 53.12 | 53.12 | 53.12 | 53.12 | -1.74% | - |
| Aug 27, 2026 | 54.06 | 54.06 | 54.06 | 54.06 | 54.06 | -2.52% | - |
| Aug 26, 2026 | 54.28 | 55.46 | 54.28 | 55.46 | 55.46 | 2.93% | 8 |
| Aug 25, 2026 | 52.92 | 53.88 | 52.92 | 53.88 | 53.88 | 5.48% | 73 |
| Aug 24, 2026 | 51.08 | 51.08 | 51.08 | 51.08 | 51.08 | 2.28% | - |
| Aug 21, 2026 | 49.94 | 49.94 | 49.94 | 49.94 | 49.94 | -3.52% | - |
| Aug 20, 2026 | 51.76 | 51.76 | 51.76 | 51.76 | 51.76 | 1.65% | - |
| Aug 19, 2026 | 50.92 | 50.92 | 50.92 | 50.92 | 50.92 | 1.39% | - |
| Aug 18, 2026 | 50.22 | 50.22 | 50.22 | 50.22 | 50.22 | 2.34% | - |
| Aug 17, 2026 | 49.07 | 49.07 | 49.07 | 49.07 | 49.07 | 2.27% | - |
| Aug 14, 2026 | 47.98 | 47.98 | 47.98 | 47.98 | 47.98 | -1.38% | - |
| Aug 13, 2026 | 48.65 | 48.65 | 48.65 | 48.65 | 48.65 | 1.93% | - |
| Aug 12, 2026 | 47.73 | 47.73 | 47.73 | 47.73 | 47.73 | -2.47% | - |
| Aug 11, 2026 | 48.94 | 48.94 | 48.94 | 48.94 | 48.94 | 0.45% | - |
| Aug 10, 2026 | 48.72 | 48.72 | 48.72 | 48.72 | 48.72 | 3.92% | - |
| Aug 7, 2026 | 46.88 | 46.88 | 46.88 | 46.88 | 46.88 | 0.80% | - |
| Aug 6, 2026 | 46.51 | 46.51 | 46.51 | 46.51 | 46.51 | -1.98% | - |
| Aug 5, 2026 | 47.45 | 47.45 | 47.45 | 47.45 | 47.45 | 0.81% | - |
| Aug 4, 2026 | 47.07 | 47.07 | 47.07 | 47.07 | 47.07 | 2.84% | - |
| Aug 3, 2026 | 45.77 | 45.77 | 45.77 | 45.77 | 45.77 | -1.06% | 20 |
| Jul 31, 2026 | 46.26 | 46.26 | 46.26 | 46.26 | 46.26 | -0.64% | - |
| Jul 30, 2026 | 46.56 | 46.56 | 46.56 | 46.56 | 46.56 | -3.14% | - |
| Jul 29, 2026 | 48.07 | 48.07 | 48.07 | 48.07 | 48.07 | -1.42% | - |
| Jul 28, 2026 | 48.76 | 48.76 | 48.76 | 48.76 | 48.76 | -2.28% | - |
| Jul 27, 2026 | 49.49 | 49.90 | 49.49 | 49.90 | 49.90 | 2.46% | 15 |
| Jul 24, 2026 | 48.70 | 48.70 | 48.70 | 48.70 | 48.70 | -1.56% | - |
| Jul 23, 2026 | 46.86 | 49.47 | 46.86 | 49.47 | 49.47 | 6.89% | 12 |
| Jul 22, 2026 | 46.35 | 46.35 | 46.28 | 46.28 | 46.28 | -1.32% | 100 |
| Jul 21, 2026 | 46.90 | 46.90 | 46.90 | 46.90 | 46.90 | -0.95% | 20 |
| Jul 20, 2026 | 47.35 | 47.35 | 47.35 | 47.35 | 47.35 | -0.11% | - |
| Jul 17, 2026 | 47.40 | 47.40 | 47.40 | 47.40 | 47.40 | -0.06% | - |
| Jul 16, 2026 | 47.43 | 47.43 | 47.43 | 47.43 | 47.43 | -0.82% | - |
| Jul 15, 2026 | 47.82 | 47.82 | 47.82 | 47.82 | 47.82 | -3.45% | - |
| Jul 14, 2026 | 49.53 | 49.53 | 49.53 | 49.53 | 49.53 | -1.84% | - |
| Jul 13, 2026 | 50.46 | 50.46 | 50.46 | 50.46 | 50.46 | -1.83% | - |