NASDAQ : IONS
Ionis Pharmaceuticals, Inc. — Price history
Healthcare · Biotechnology · United States
Last price 43.52 USD (Oct 30, 2026, 4:00 PM EDT) · Market cap 7.23B
Overview · Financial statements · Key statistics · Dividends · Company profile · Price history · Reports
Price history
Ionis Pharmaceuticals, Inc. (IONS) closed at 43.52 USD on 2026-10-30. Daily open, high, low, close and volume for recent sessions:
| Date | Open | High | Low | Close | Volume | Change |
|---|---|---|---|---|---|---|
| 2026-10-30 | 44.69 | 45.12 | 43.27 | 43.52 | 1,522,139 | -1.96% |
| 2026-10-29 | 45.57 | 45.84 | 44.04 | 44.39 | 1,833,848 | -1.14% |
| 2026-10-28 | 43.16 | 44.95 | 43.05 | 44.9 | 1,724,370 | +2.14% |
| 2026-10-27 | 43.23 | 44.1 | 43.02 | 43.96 | 2,376,841 | +1.24% |
| 2026-10-26 | 43 | 43.92 | 42.76 | 43.42 | 3,197,537 | +1.14% |
| 2026-10-23 | 43.8 | 43.8 | 42.58 | 42.93 | 3,015,008 | -2.23% |
| 2026-10-22 | 45.02 | 45.15 | 43.41 | 43.91 | 5,012,019 | -0.81% |
| 2026-10-21 | 45.55 | 45.76 | 44.26 | 44.27 | 2,269,836 | -2.49% |
| 2026-10-20 | 44.45 | 45.48 | 44.01 | 45.4 | 2,487,410 | +2.30% |
| 2026-10-19 | 43.33 | 44.54 | 43 | 44.38 | 3,098,987 | +3.35% |
| 2026-10-16 | 44.53 | 44.65 | 42.795 | 42.94 | 1,674,884 | -2.67% |
| 2026-10-15 | 43.58 | 44.71 | 43.422 | 44.12 | 2,484,999 | +3.33% |
| 2026-10-14 | 42.22 | 43.47 | 42.08 | 42.7 | 2,027,743 | +0.76% |
| 2026-10-13 | 43.55 | 43.575 | 42.36 | 42.38 | 2,978,032 | -2.95% |
| 2026-10-12 | 45.37 | 45.455 | 43.62 | 43.67 | 1,950,359 | -3.56% |
| 2026-10-09 | 43.21 | 45.72 | 43.12 | 45.28 | 4,862,320 | +4.57% |
| 2026-10-08 | 43.76 | 44.19 | 42.79 | 43.3 | 3,349,330 | -1.95% |
| 2026-10-07 | 43.75 | 44.26 | 43.53 | 44.16 | 2,943,620 | +0.36% |
| 2026-10-06 | 44.185 | 44.665 | 43.17 | 44 | 2,193,060 | +1.15% |
| 2026-10-05 | 43.75 | 43.96 | 42.63 | 43.5 | 2,871,832 | -0.09% |
| 2026-10-02 | 44.17 | 44.17 | 43.24 | 43.54 | 2,312,084 | -1.05% |
| 2026-10-01 | 44.63 | 45.95 | 43.963 | 44 | 2,030,329 | -1.46% |
| 2026-09-30 | 46.07 | 46.245 | 44.6 | 44.65 | 2,630,197 | -2.70% |
| 2026-09-29 | 45.53 | 46.46 | 45.39 | 45.89 | 3,885,842 | +0.70% |
| 2026-09-28 | 44.56 | 46.945 | 44.06 | 45.57 | 3,742,302 | +2.40% |
| 2026-09-25 | 44.245 | 45.28 | 43.62 | 44.5 | 6,202,420 | +1.57% |
| 2026-09-24 | 43.77 | 44.6 | 43.25 | 43.81 | 6,448,795 | -0.27% |
| 2026-09-23 | 46.23 | 46.41 | 43.007 | 43.93 | 3,535,786 | -3.98% |
| 2026-09-22 | 44.96 | 46.13 | 44.44 | 45.75 | 4,236,217 | +1.89% |
| 2026-09-21 | 44.945 | 45.25 | 44.2 | 44.9 | 4,521,358 | +1.04% |
| 2026-09-18 | 46.75 | 46.75 | 44.27 | 44.44 | 7,369,358 | -4.94% |
| 2026-09-17 | 46.68 | 47.42 | 45.75 | 46.75 | 4,079,573 | +4.26% |
| 2026-09-16 | 47.38 | 47.59 | 44.66 | 44.84 | 7,958,214 | -5.10% |
| 2026-09-15 | 51.37 | 51.37 | 46.715 | 47.25 | 6,812,465 | -8.15% |
| 2026-09-14 | 54.88 | 55.5 | 51.31 | 51.44 | 5,974,753 | -5.11% |
| 2026-09-11 | 55.94 | 56.16 | 54.16 | 54.21 | 2,175,778 | -2.59% |
| 2026-09-10 | 55.75 | 55.77 | 54.91 | 55.65 | 3,057,309 | -0.66% |
| 2026-09-09 | 56.38 | 56.957 | 55.695 | 56.02 | 3,037,757 | -1.22% |
| 2026-09-08 | 52.15 | 57.429 | 52.15 | 56.71 | 9,175,745 | -2.38% |
| 2026-09-04 | 58.36 | 58.96 | 57.78 | 58.09 | 2,671,092 | -0.07% |
| 2026-09-03 | 60.42 | 60.42 | 57.47 | 58.13 | 4,347,907 | -5.22% |
| 2026-09-02 | 60.25 | 61.77 | 59.775 | 61.33 | 1,845,866 | +2.42% |
| 2026-09-01 | 60.37 | 60.99 | 59.78 | 59.88 | 1,872,594 | -0.80% |
| 2026-08-31 | 61.065 | 61.065 | 59.7 | 60.36 | 2,017,160 | -1.13% |
| 2026-08-28 | 60.62 | 61.69 | 60.35 | 61.05 | 1,850,852 | -2.21% |
| 2026-08-27 | 63.48 | 63.48 | 62.34 | 62.43 | 1,625,581 | -1.47% |
| 2026-08-26 | 63.5 | 63.55 | 62.44 | 63.36 | 2,152,847 | -0.33% |
| 2026-08-25 | 62.53 | 64.19 | 62.19 | 63.57 | 2,435,239 | +2.47% |
| 2026-08-24 | 60.535 | 62.07 | 59.7 | 62.04 | 2,207,101 | +3.85% |
| 2026-08-21 | 59.64 | 60.915 | 59.06 | 59.74 | 2,723,906 | +1.67% |
| 2026-08-20 | 60.025 | 60.41 | 58.6 | 58.76 | 2,124,846 | -3.36% |
| 2026-08-19 | 60.11 | 61.355 | 59.61 | 60.8 | 3,137,560 | +1.98% |
| 2026-08-18 | 58.405 | 60.19 | 58.024 | 59.62 | 3,192,640 | +1.69% |
| 2026-08-17 | 57.11 | 58.74 | 56.41 | 58.63 | 2,000,182 | +2.43% |
| 2026-08-14 | 55.16 | 57.24 | 55.16 | 57.24 | 1,353,737 | +2.45% |
| 2026-08-13 | 56.5 | 56.81 | 55.56 | 55.87 | 1,220,460 | -1.17% |
| 2026-08-12 | 55.01 | 57.065 | 54.91 | 56.53 | 1,999,667 | +2.00% |
| 2026-08-11 | 56.79 | 57.16 | 55.37 | 55.42 | 2,407,128 | -2.67% |
| 2026-08-10 | 56.1 | 57.655 | 56.1 | 56.94 | 2,399,897 | +0.67% |
| 2026-08-07 | 54.73 | 56.6 | 54.4 | 56.56 | 2,009,277 | +3.80% |
| 2026-08-06 | 54.59 | 55.42 | 54.015 | 54.49 | 2,592,317 | +0.55% |
| 2026-08-05 | 55.17 | 55.36 | 53.58 | 54.19 | 2,122,267 | -1.60% |
| 2026-08-04 | 54.85 | 55.22 | 53.871 | 55.07 | 2,688,216 | +1.06% |
| 2026-08-03 | 52.66 | 54.54 | 52.165 | 54.49 | 3,212,858 | +5.25% |
| 2026-07-31 | 53.325 | 53.325 | 51.28 | 51.77 | 2,570,536 | -2.83% |
| 2026-07-30 | 53.92 | 54.04 | 52.65 | 53.28 | 2,875,352 | -1.41% |
| 2026-07-29 | 55.085 | 55.355 | 53.5 | 54.04 | 3,129,432 | -2.28% |
| 2026-07-28 | 56.56 | 56.56 | 54 | 55.3 | 2,805,274 | -1.18% |
| 2026-07-27 | 56.925 | 57.09 | 55.79 | 55.96 | 2,584,895 | -1.04% |
| 2026-07-24 | 56.32 | 57.36 | 56.185 | 56.55 | 3,094,731 | +1.22% |
| 2026-07-23 | 53.71 | 57.48 | 53.35 | 55.87 | 3,834,344 | +3.44% |
| 2026-07-22 | 51.155 | 54.06 | 50.005 | 54.01 | 8,732,966 | +1.16% |
| 2026-07-21 | 52.75 | 54.13 | 52.26 | 53.39 | 3,074,069 | +0.83% |
| 2026-07-20 | 54.47 | 54.795 | 52.82 | 52.95 | 2,167,064 | -2.65% |
| 2026-07-17 | 54.1 | 54.685 | 53.76 | 54.39 | 2,572,809 | -0.48% |
| 2026-07-16 | 53.95 | 55.98 | 53.38 | 54.65 | 3,805,259 | -0.15% |
| 2026-07-15 | 54.48 | 54.885 | 53.51 | 54.73 | 3,577,545 | -0.36% |
| 2026-07-14 | 55.8 | 56.455 | 54.53 | 54.93 | 4,700,265 | -3.21% |
| 2026-07-13 | 57.91 | 57.91 | 56.11 | 56.75 | 5,097,949 | -2.58% |
| 2026-07-10 | 64.27 | 64.44 | 58.2 | 58.25 | 11,444,106 | -9.37% |
| 2026-07-09 | 67.775 | 70.35 | 64.1 | 64.27 | 20,447,626 | -23.90% |
| 2026-07-08 | 85.56 | 86.74 | 83.92 | 84.46 | 2,280,833 | -2.17% |
| 2026-07-07 | 84.42 | 86.67 | 82.95 | 86.33 | 2,646,707 | +3.79% |
| 2026-07-06 | 82.11 | 84.01 | 81.19 | 83.18 | 1,847,437 | +1.69% |
| 2026-07-02 | 79.53 | 81.99 | 79.11 | 81.8 | 2,301,899 | +3.30% |
| 2026-07-01 | 79.13 | 79.48 | 77.95 | 79.19 | 1,442,398 | -0.13% |
| 2026-06-30 | 81.17 | 81.239 | 79.21 | 79.29 | 2,380,302 | -1.74% |
| 2026-06-29 | 81 | 82.53 | 79.951 | 80.69 | 2,806,623 | -0.60% |
| 2026-06-26 | 78.8 | 82.63 | 78.8 | 81.18 | 3,828,331 | +3.63% |
| 2026-06-25 | 76.69 | 79.545 | 76.25 | 78.34 | 2,583,536 | +2.38% |
| 2026-06-24 | 76.4 | 79 | 76.035 | 76.52 | 2,485,706 | +0.70% |
| 2026-06-23 | 75.89 | 77.31 | 75.765 | 75.99 | 1,405,415 | +0.13% |
| 2026-06-22 | 74.85 | 76.555 | 74.12 | 75.89 | 1,956,125 | +2.39% |
| 2026-06-18 | 75 | 75.66 | 73.495 | 74.12 | 2,984,374 | -0.26% |
| 2026-06-17 | 73.09 | 75.12 | 72.55 | 74.31 | 1,788,351 | +1.67% |
| 2026-06-16 | 73.93 | 73.955 | 72.3 | 73.09 | 1,801,390 | -1.18% |
| 2026-06-15 | 73.49 | 74.265 | 72.88 | 73.96 | 1,506,352 | +0.93% |
| 2026-06-12 | 73.82 | 74.35 | 72.57 | 73.275 | 1,964,868 | -0.74% |
| 2026-06-11 | 73.34 | 74.475 | 72.76 | 73.82 | 2,234,438 | +0.68% |
| 2026-06-10 | 74.43 | 75.85 | 72.83 | 73.32 | 1,595,746 | -1.69% |
| 2026-06-09 | 74.77 | 75.79 | 73.53 | 74.58 | 1,568,661 | +1.41% |
| 2026-06-08 | 74.33 | 74.43 | 73.135 | 73.54 | 1,620,750 | -1.26% |
| 2026-06-05 | 75.24 | 75.96 | 73.81 | 74.48 | 1,982,003 | -0.87% |
| 2026-06-04 | 74.01 | 75.88 | 73.82 | 75.13 | 1,241,131 | +1.77% |
| 2026-06-03 | 72.68 | 74.12 | 72.02 | 73.82 | 1,303,889 | +1.16% |
| 2026-06-02 | 74.85 | 75.225 | 72.56 | 72.97 | 2,086,205 | -3.20% |
| 2026-06-01 | 75.67 | 76.185 | 74.7 | 75.38 | 1,467,682 | -1.46% |
| 2026-05-29 | 77.54 | 78.1 | 76.39 | 76.5 | 1,675,660 | -1.07% |
| 2026-05-28 | 76.58 | 78 | 75.34 | 77.33 | 1,603,088 | +1.10% |
| 2026-05-27 | 76.24 | 77.4 | 76.23 | 76.49 | 1,341,369 | +0.55% |
| 2026-05-26 | 76 | 76.74 | 74.73 | 76.07 | 1,279,224 | +0.67% |
| 2026-05-22 | 75.71 | 76.8 | 75 | 75.56 | 1,579,206 | -0.29% |
| 2026-05-21 | 74.76 | 76.48 | 74.21 | 75.78 | 2,295,157 | +0.96% |
| 2026-05-20 | 74.67 | 75.685 | 73.97 | 75.06 | 2,005,309 | +1.65% |
| 2026-05-19 | 72.76 | 74.15 | 72 | 73.84 | 1,519,490 | +1.82% |
| 2026-05-18 | 74.575 | 74.785 | 71.93 | 72.52 | 2,211,491 | -2.30% |
| 2026-05-15 | 75.89 | 75.93 | 73.32 | 74.23 | 2,119,183 | -1.92% |
| 2026-05-14 | 79 | 79.19 | 75.31 | 75.68 | 1,798,305 | -2.47% |
| 2026-05-13 | 75.67 | 78.03 | 75.08 | 77.6 | 1,360,373 | +2.33% |
| 2026-05-12 | 76.03 | 77.13 | 75.384 | 75.83 | 1,408,887 | +0.60% |