5 DAY PERFORMANCE
+2.01%
1 MONTH PERFORMANCE
+7.72%
3 MONTH PERFORMANCE
+10.36%
6 MONTH PERFORMANCE
+89.32%
YEAR-TO-DATE PERFORMANCE
+3.93%
1 YEAR PERFORMANCE
+157.34%
Ionis Pharmaceuticals Inc Stock Chart
Share Price History
| Date | Opening Price | Closing Price | High | Low | Volume | Market Capitalization |
|---|---|---|---|---|---|---|
| 02/18/2026 | $81.26 | $82.22 (1.18%) | $83.06 | $80.98 | 1.95 M | $13.22 B |
| 02/17/2026 | $80.30 | $81.36 (1.32%) | $82.53 | $80.23 | 1.89 M | $13.08 B |
| 02/13/2026 | $81.18 | $80.60 (-0.71%) | $82.56 | $79.78 | 1.93 M | $12.96 B |
| 02/12/2026 | $84.20 | $81.78 (-2.87%) | $84.91 | $81.20 | 1.73 M | $13.15 B |
| 02/11/2026 | $84.19 | $84.35 (0.19%) | $84.96 | $82.00 | 1.10 M | $13.56 B |
| 02/10/2026 | $84.49 | $84.29 (-0.24%) | $84.81 | $83.57 | 1.38 M | $13.55 B |
| 02/09/2026 | $86.13 | $84.79 (-1.56%) | $86.49 | $84.61 | 1.74 M | $13.63 B |
| 02/06/2026 | $84.85 | $86.50 (1.94%) | $86.59 | $84.18 | 2.00 M | $13.91 B |
| 02/05/2026 | $84.51 | $83.48 (-1.22%) | $86.74 | $82.89 | 2.68 M | $13.42 B |
| 02/04/2026 | $85.72 | $84.99 (-0.85%) | $85.95 | $82.55 | 3.01 M | $13.66 B |
| 02/03/2026 | $83.00 | $84.59 (1.92%) | $85.45 | $83.00 | 1.46 M | $13.60 B |
| 02/02/2026 | $82.54 | $83.07 (0.64%) | $83.35 | $81.90 | 1.79 M | $13.35 B |
| 01/30/2026 | $83.48 | $82.67 (-0.97%) | $83.70 | $82.21 | 2.52 M | $13.29 B |
| 01/29/2026 | $82.38 | $83.88 (1.82%) | $84.30 | $81.90 | 1.65 M | $13.48 B |
| 01/28/2026 | $81.92 | $81.92 (0%) | $82.63 | $81.63 | 1.73 M | $13.17 B |
| 01/27/2026 | $81.01 | $82.14 (1.39%) | $82.52 | $81.01 | 2.34 M | $13.20 B |
| 01/26/2026 | $79.49 | $81.00 (1.9%) | $81.28 | $79.24 | 1.70 M | $13.02 B |
| 01/23/2026 | $81.71 | $80.29 (-1.74%) | $82.20 | $79.11 | 2.13 M | $12.91 B |
| 01/22/2026 | $79.62 | $81.79 (2.73%) | $82.19 | $78.89 | 3.70 M | $13.15 B |
| 01/21/2026 | $77.09 | $79.44 (3.05%) | $79.54 | $77.01 | 3.30 M | $12.77 B |
| 01/20/2026 | $75.03 | $77.53 (3.33%) | $77.99 | $74.20 | 4.89 M | $12.46 B |
| 01/16/2026 | $77.15 | $76.33 (-1.06%) | $78.00 | $74.49 | 3.00 M | $12.27 B |
| 01/15/2026 | $79.25 | $77.21 (-2.57%) | $79.75 | $77.15 | 1.41 M | $12.41 B |
| 01/14/2026 | $79.04 | $78.87 (-0.22%) | $79.57 | $77.69 | 2.12 M | $12.68 B |
| 01/13/2026 | $82.24 | $79.48 (-3.36%) | $82.57 | $78.61 | 1.89 M | $12.78 B |
| 01/12/2026 | $80.50 | $81.66 (1.44%) | $82.21 | $78.88 | 1.57 M | $13.13 B |
| 01/09/2026 | $82.17 | $80.30 (-2.28%) | $83.23 | $79.30 | 2.67 M | $12.91 B |
| 01/08/2026 | $83.17 | $81.54 (-1.96%) | $83.79 | $79.94 | 2.05 M | $13.11 B |
| 01/07/2026 | $82.50 | $83.17 (0.81%) | $86.15 | $82.40 | 3.89 M | $13.37 B |
| 01/06/2026 | $78.89 | $81.49 (3.3%) | $81.54 | $78.00 | 2.65 M | $13.10 B |
| 01/05/2026 | $79.18 | $78.53 (-0.82%) | $79.42 | $76.08 | 1.45 M | $12.62 B |
| 01/02/2026 | $79.88 | $79.67 (-0.26%) | $80.21 | $78.02 | 1.40 M | $12.81 B |
| 12/31/2025 | $78.78 | $79.11 (0.42%) | $79.84 | $78.63 | 1.10 M | $12.72 B |
| 12/30/2025 | $79.50 | $78.97 (-0.67%) | $79.99 | $78.52 | 1.15 M | $12.70 B |
| 12/29/2025 | $79.73 | $79.98 (0.31%) | $80.04 | $78.74 | 1.08 M | $12.86 B |
| 12/26/2025 | $80.15 | $79.93 (-0.27%) | $80.42 | $79.18 | 725.30 K | $12.85 B |
| 12/24/2025 | $80.33 | $80.65 (0.4%) | $81.02 | $80.33 | 480.23 K | $12.97 B |
| 12/23/2025 | $80.61 | $80.33 (-0.35%) | $81.84 | $79.63 | 1.23 M | $12.91 B |
| 12/22/2025 | $79.26 | $81.34 (2.62%) | $82.09 | $79.09 | 2.26 M | $13.08 B |
| 12/19/2025 | $77.80 | $79.57 (2.28%) | $79.83 | $77.63 | 3.56 M | $12.79 B |
| 12/18/2025 | $77.39 | $77.63 (0.31%) | $78.16 | $76.69 | 1.77 M | $12.48 B |
| 12/17/2025 | $78.77 | $77.08 (-2.15%) | $79.49 | $77.07 | 2.15 M | $12.39 B |
| 12/16/2025 | $79.41 | $78.37 (-1.31%) | $79.56 | $77.16 | 1.96 M | $12.60 B |
| 12/15/2025 | $80.35 | $79.76 (-0.73%) | $81.00 | $79.31 | 1.98 M | $12.82 B |
| 12/12/2025 | $79.19 | $80.82 (2.06%) | $80.92 | $78.51 | 1.47 M | $12.99 B |
| 12/11/2025 | $78.63 | $79.14 (0.65%) | $79.86 | $78.05 | 2.05 M | $12.72 B |
| 12/10/2025 | $79.38 | $78.63 (-0.94%) | $79.71 | $77.79 | 2.66 M | $12.64 B |
| 12/09/2025 | $80.55 | $78.86 (-2.1%) | $81.22 | $78.32 | 1.87 M | $12.68 B |
| 12/08/2025 | $82.12 | $81.51 (-0.74%) | $82.86 | $81.18 | 1.55 M | $13.10 B |
| 12/05/2025 | $82.19 | $81.68 (-0.62%) | $82.44 | $80.64 | 1.72 M | $13.13 B |
| 12/04/2025 | $81.90 | $81.81 (-0.11%) | $83.61 | $81.44 | 2.32 M | $13.15 B |
| 12/03/2025 | $81.70 | $81.84 (0.17%) | $83.09 | $80.98 | 2.53 M | $13.16 B |
| 12/02/2025 | $82.38 | $81.31 (-1.3%) | $82.69 | $80.00 | 2.45 M | $13.07 B |
| 12/01/2025 | $82.03 | $81.99 (-0.05%) | $82.27 | $80.11 | 1.87 M | $13.18 B |
| 11/28/2025 | $82.59 | $82.73 (0.17%) | $82.95 | $81.67 | 852.94 K | $13.30 B |
| 11/26/2025 | $81.15 | $82.70 (1.91%) | $82.91 | $80.75 | 2.96 M | $13.29 B |
| 11/25/2025 | $78.52 | $80.93 (3.07%) | $81.20 | $78.33 | 2.54 M | $13.01 B |
| 11/24/2025 | $76.34 | $78.52 (2.86%) | $78.79 | $76.16 | 3.22 M | $12.62 B |
| 11/21/2025 | $73.00 | $76.09 (4.23%) | $76.31 | $73.00 | 2.08 M | $12.23 B |
| 11/20/2025 | $74.17 | $73.12 (-1.42%) | $75.40 | $72.50 | 3.21 M | $11.75 B |
| 11/19/2025 | $74.55 | $74.00 (-0.74%) | $75.00 | $71.83 | 3.62 M | $11.90 B |
| 11/18/2025 | $72.81 | $74.50 (2.32%) | $74.52 | $71.99 | 2.06 M | $11.98 B |
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