Ionis Pharmaceuticals, Inc.
IONS · NASDAQ-GS
| Date | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 23, 2026 | $43.80 | $43.80 | $42.58 | $42.93 | -2.23% | 3.02M |
| Oct 22, 2026 | $45.02 | $45.15 | $43.41 | $43.91 | -0.81% | 5.01M |
| Oct 21, 2026 | $45.55 | $45.76 | $44.26 | $44.27 | -2.49% | 2.27M |
| Oct 20, 2026 | $44.45 | $45.48 | $44.01 | $45.40 | +2.30% | 2.49M |
| Oct 19, 2026 | $43.33 | $44.54 | $43.00 | $44.38 | +3.35% | 3.10M |
| Oct 16, 2026 | $44.53 | $44.65 | $42.80 | $42.94 | -2.67% | 1.67M |
| Oct 15, 2026 | $43.58 | $44.71 | $43.42 | $44.12 | +3.33% | 2.48M |
| Oct 14, 2026 | $42.22 | $43.47 | $42.08 | $42.70 | +0.76% | 2.03M |
| Oct 13, 2026 | $43.55 | $43.58 | $42.36 | $42.38 | -2.95% | 2.98M |
| Oct 12, 2026 | $45.37 | $45.46 | $43.62 | $43.67 | -3.56% | 1.95M |
| Oct 9, 2026 | $43.21 | $45.72 | $43.12 | $45.28 | +4.57% | 4.86M |
| Oct 8, 2026 | $43.76 | $44.19 | $42.79 | $43.30 | -1.95% | 3.35M |
| Oct 7, 2026 | $43.75 | $44.26 | $43.53 | $44.16 | +0.36% | 2.94M |
| Oct 6, 2026 | $44.19 | $44.67 | $43.17 | $44.00 | +1.15% | 2.19M |
| Oct 5, 2026 | $43.75 | $43.96 | $42.63 | $43.50 | -0.09% | 2.87M |
| Oct 2, 2026 | $44.17 | $44.17 | $43.24 | $43.54 | -1.05% | 2.31M |
| Oct 1, 2026 | $44.63 | $45.95 | $43.96 | $44.00 | -1.46% | 2.03M |
| Sep 30, 2026 | $46.07 | $46.25 | $44.60 | $44.65 | -2.70% | 2.63M |
| Sep 29, 2026 | $45.53 | $46.46 | $45.39 | $45.89 | +0.70% | 3.89M |
| Sep 28, 2026 | $44.56 | $46.95 | $44.06 | $45.57 | +2.40% | 3.74M |
| Sep 25, 2026 | $44.25 | $45.28 | $43.62 | $44.50 | +1.57% | 6.20M |
| Sep 24, 2026 | $43.77 | $44.60 | $43.25 | $43.81 | -0.27% | 6.45M |
| Sep 23, 2026 | $46.23 | $46.41 | $43.01 | $43.93 | -3.98% | 3.54M |
| Sep 22, 2026 | $44.96 | $46.13 | $44.44 | $45.75 | +1.89% | 4.24M |
| Sep 21, 2026 | $44.95 | $45.25 | $44.20 | $44.90 | +1.04% | 4.52M |
| Sep 18, 2026 | $46.75 | $46.75 | $44.27 | $44.44 | -4.94% | 7.37M |
| Sep 17, 2026 | $46.68 | $47.42 | $45.75 | $46.75 | +4.26% | 4.08M |
| Sep 16, 2026 | $47.38 | $47.59 | $44.66 | $44.84 | -5.10% | 7.96M |
| Sep 15, 2026 | $51.37 | $51.37 | $46.72 | $47.25 | -8.15% | 6.81M |
| Sep 14, 2026 | $54.88 | $55.50 | $51.31 | $51.44 | -5.11% | 5.97M |
| Sep 11, 2026 | $55.94 | $56.16 | $54.16 | $54.21 | -2.59% | 2.18M |
| Sep 10, 2026 | $55.75 | $55.77 | $54.91 | $55.65 | -0.66% | 3.06M |
| Sep 9, 2026 | $56.38 | $56.96 | $55.70 | $56.02 | -1.22% | 3.04M |
| Sep 8, 2026 | $52.15 | $57.43 | $52.15 | $56.71 | -2.38% | 9.18M |
| Sep 4, 2026 | $58.36 | $58.96 | $57.78 | $58.09 | -0.07% | 2.67M |
| Sep 3, 2026 | $60.42 | $60.42 | $57.47 | $58.13 | -5.22% | 4.35M |
| Sep 2, 2026 | $60.25 | $61.77 | $59.78 | $61.33 | +2.42% | 1.85M |
| Sep 1, 2026 | $60.37 | $60.99 | $59.78 | $59.88 | -0.80% | 1.87M |
| Aug 31, 2026 | $61.07 | $61.07 | $59.70 | $60.36 | -1.13% | 2.02M |
| Aug 28, 2026 | $60.62 | $61.69 | $60.35 | $61.05 | -2.21% | 1.85M |
| Aug 27, 2026 | $63.48 | $63.48 | $62.34 | $62.43 | -1.47% | 1.63M |
| Aug 26, 2026 | $63.50 | $63.55 | $62.44 | $63.36 | -0.33% | 2.15M |
| Aug 25, 2026 | $62.53 | $64.19 | $62.19 | $63.57 | +2.47% | 2.44M |
| Aug 24, 2026 | $60.54 | $62.07 | $59.70 | $62.04 | +3.85% | 2.21M |
| Aug 21, 2026 | $59.64 | $60.92 | $59.06 | $59.74 | +1.67% | 2.72M |
| Aug 20, 2026 | $60.03 | $60.41 | $58.60 | $58.76 | -3.36% | 2.12M |
| Aug 19, 2026 | $60.11 | $61.36 | $59.61 | $60.80 | +1.98% | 3.14M |
| Aug 18, 2026 | $58.41 | $60.19 | $58.02 | $59.62 | +1.69% | 3.19M |
| Aug 17, 2026 | $57.11 | $58.74 | $56.41 | $58.63 | +2.43% | 2.00M |
| Aug 14, 2026 | $55.16 | $57.24 | $55.16 | $57.24 | +2.45% | 1.35M |
| Aug 13, 2026 | $56.50 | $56.81 | $55.56 | $55.87 | -1.17% | 1.22M |
| Aug 12, 2026 | $55.01 | $57.07 | $54.91 | $56.53 | +2.00% | 2.00M |
| Aug 11, 2026 | $56.79 | $57.16 | $55.37 | $55.42 | -2.67% | 2.41M |
| Aug 10, 2026 | $56.10 | $57.66 | $56.10 | $56.94 | +0.67% | 2.40M |
| Aug 7, 2026 | $54.73 | $56.60 | $54.40 | $56.56 | +3.80% | 2.01M |
| Aug 6, 2026 | $54.59 | $55.42 | $54.02 | $54.49 | +0.55% | 2.59M |
| Aug 5, 2026 | $55.17 | $55.36 | $53.58 | $54.19 | -1.60% | 2.12M |
| Aug 4, 2026 | $54.85 | $55.22 | $53.87 | $55.07 | +1.06% | 2.69M |
| Aug 3, 2026 | $52.66 | $54.54 | $52.17 | $54.49 | +5.25% | 3.21M |
| Jul 31, 2026 | $53.33 | $53.33 | $51.28 | $51.77 | — | 2.57M |
