INSM weekly stock returns with week-by-week price performance and historical return data.
| Period | Return % |
|---|---|
| 2017 | 4.69 |
| 2017 | 8.37 |
| 2017 | 1.05 |
| 2017 | -3.2 |
| 2017 | 7.22 |
| 2017 | -0.32 |
| 2017 | -2.03 |
| 2017 | -7.34 |
| 2017 | 15.17 |
| 2017 | -1.09 |
| 2017 | -1.29 |
| 2017 | -1.62 |
| 2017 | 12.03 |
| 2017 | -3.33 |
| 2017 | 0.95 |
| 2017 | 7.18 |
| 2017 | -0.32 |
| 2017 | -6.39 |
| 2017 |
In the last 52 weeks, INSM increased in 35 and decreased in 17. The average return for this period was +2.01%, while the median return was +1.55%. Maximum gain was +33.47% on 2025-06-13 and maximum loss was -11.35% on 2025-12-19.
Total : 52 Weeks
In the last 52 weeks, INSM increased in 35 and decreased in 17. The average return for this period was +2.01%, while the median return was +1.55%. Maximum gain was +33.47% on 2025-06-13 and maximum loss was -11.35% on 2025-12-19.
In the last 52 weeks, INSM increased in 35 and decreased in 17. The average return for this period was +2.01%, while the median return was +1.55%. Maximum gain was +33.47% on 2025-06-13 and maximum loss was -11.35% on 2025-12-19.
| 2025-12-26 | 177.6 | 177.9 | +0.2% |
| 2025-12-19 | 197.2 | 174.8 | -11.4% |
| 2025-12-12 | 206.7 | 197.0 | -4.7% |
| 2025-12-05 | 206.8 | 204.0 | -1.4% |
| 2025-11-28 | 202.4 | 207.8 | +2.6% |
| 2025-11-21 | 192.6 | 198.8 | +3.2% |
| 2025-11-14 | 189.7 | 193.2 | +1.9% |
| 2025-11-07 | 187.9 | 189.7 | +1.0% |
| 2025-10-31 | 162.1 | 189.6 | +17.0% |
| 2025-10-24 | 167.2 | 159.7 | -4.5% |
| 2025-10-17 | 163.2 | 165.8 | +1.6% |
| 2025-10-10 | 158.0 | 162.3 | +2.8% |
| 2025-10-03 | 137.2 | 157.2 | +14.6% |
| 2025-09-26 | 144.8 | 137.0 | -5.3% |
| 2025-09-19 | 145.4 | 144.8 | -0.4% |
| 2025-09-12 | 144.5 | 145.9 | +1.0% |
| 2025-09-05 | 141.5 | 145.1 | +2.5% |
| 2025-08-29 | 131.8 | 136.1 | +3.3% |
| 2025-08-22 | 127.8 | 131.9 | +3.2% |
| 2025-08-15 | 109.8 | 127.8 | +16.4% |
| 2025-08-08 | 109.3 | 109.6 | +0.3% |
| 2025-08-01 | 104.8 | 108.7 | +3.7% |
| 2025-07-25 | 103.3 | 104.0 | +0.6% |
| 2025-07-18 | 98.2 | 102.6 | +4.5% |
| 2025-07-11 | 97.0 | 98.2 | +1.3% |
| 2025-07-03 | 100.1 | 97.8 | -2.2% |
| 2025-06-27 | 102.1 | 99.5 | -2.6% |
| 2025-06-20 | 99.1 | 102.7 | +3.7% |
| 2025-06-13 | 74.0 | 98.7 | +33.5% |
| 2025-06-06 | 69.9 | 73.6 | +5.3% |
| -0.74 |
| 2017 | -1.72 |
| 2017 | -6.13 |
| 2017 | -3.1 |
| 2017 | 0.26 |
| 2017 | 0 |
| 2017 | 13.82 |
| 2017 | -4.61 |
| 2017 | -0.29 |
| 2017 | -1.79 |
| 2017 | 1.76 |
| 2017 | -5.43 |
| 2017 | -13.5 |
| 2017 | -18.01 |
| 2017 | 4.03 |
| 2017 | 4.04 |
| 2017 | -3.98 |
| 2017 | 1.83 |
| 2017 | -8.9 |
| 2017 | 3.26 |
| 2017 | 9.51 |
| 2017 | 0.61 |
| 2017 | -10.11 |
| 2017 | -1.89 |
| 2017 | -0.22 |
| 2017 | 10.33 |
| 2017 | 2.73 |
| 2017 | -2.19 |
| 2017 | 0.96 |
| 2017 | 1.11 |
| 2017 | -4.33 |
| 2017 | 0.6 |
| 2017 | 3.57 |
| 2017 | -0.26 |
| 2018 | -5.6 |
| 2018 | 7.32 |
| 2018 | -7.87 |
| 2018 | -5.48 |
| 2018 | -4.18 |
| 2018 | -8.82 |
| 2018 | 0.54 |
| 2018 | 7.66 |
| 2018 | -5.3 |
| 2018 | 9.29 |
| 2018 | -4.53 |
| 2018 | -13.55 |
| 2018 | 3.45 |
| 2018 | -9.19 |
| 2018 | 14.59 |
| 2018 | -0.25 |
| 2018 | 0.93 |
| 2018 | 1.71 |
| 2018 | 6.67 |
| 2018 | 4.06 |
| 2018 | -3.5 |
| 2018 | 4.28 |
| 2018 | -2.15 |
| 2018 | -5.51 |
| 2018 | -0.64 |
| 2018 | -10.11 |
| 2018 | 8.92 |
| 2018 | -1.02 |
| 2018 | -1.34 |
| 2018 | -2.65 |
| 2018 | 8.37 |
| 2018 | -9.34 |
| 2018 | -5.37 |
| 2018 | 1.43 |
| 2018 | -7.6 |
| 2018 | -0.1 |
| 2018 | -4.31 |
| 2018 | 11.28 |
| 2018 | -3.35 |
| 2018 | -17.22 |
| 2018 | -0.88 |
| 2018 | -1.68 |
| 2018 | -4.17 |
| 2018 | 1.74 |
| 2018 | -4.44 |
| 2018 | 6.02 |
| 2018 | -0.58 |
| 2018 | 4.07 |
| 2018 | -13.64 |
| 2018 | -6.93 |
| 2018 | -19.51 |
| 2018 | 14.85 |
| 2019 | 14.23 |
| 2019 | 21.07 |
| 2019 | 7 |
| 2019 | 4.34 |
| 2019 | -0.25 |
| 2019 | 1.72 |
| 2019 | 8.24 |
| 2019 | 5.71 |
| 2019 | 10.81 |
| 2019 | -5 |
| 2019 | -0.67 |
| 2019 | -4.44 |
| 2019 | 2.9 |
| 2019 | 3.44 |
| 2019 | 2.56 |
| 2019 | -6.75 |
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| 2026-07-13 | 114.25 | 115.55 | 108.02 | 109.14 | — |
| 2026-07-10 | 118.79 | 118.94 | 112.79 | 115.61 | — |
| 2026-07-09 | 116.44 | 119.54 | 116.01 | 118.26 | — |
| 2026-07-08 | 111.93 | 116.99 | 111.01 | 116.53 | — |
| 2026-07-07 | 113.21 | 114.69 | 111.64 | 112.84 | — |
| 2026-07-06 | 111 | 112.57 | 108.55 | 111.54 | — |
| 2026-07-02 | 107.5 | 111.92 | 107.06 | 111.6 | — |
| 2026-07-01 | 107.68 | 109.19 | 106.01 | 107 | — |
| 2026-06-30 | 105.53 | 108.67 | 104.74 | 106.62 | — |
| 2026-06-29 | 105.36 | 106.39 | 103.09 | 104.74 | — |
| 2026-06-26 | 105.11 | 108.14 | 102.59 | 103.38 | — |
| 2026-06-25 | 103 | 107.49 | 101.75 | 104.47 | — |
| 2026-06-24 | 103.39 | 107.2 | 102.31 | 103.46 | — |
| 2026-06-23 | 98.84 | 103.15 | 97.6 | 102.15 | — |
| 2026-06-22 | 95.82 | 99.88 | 95.27 | 98.61 | — |
| 2026-06-18 | 100.11 | 100.25 | 94 | 95.8 | — |
| 2026-06-17 | 95.1 | 99.15 | 94.22 | 98.45 | — |
| 2026-06-16 | 97.5 | 97.68 | 93.92 | 95.52 | — |
| 2026-06-15 | 98.74 | 100.17 | 97.04 | 97.46 | — |
| 2026-06-12 | 95.88 | 98.51 | 93.92 | 97.85 | — |
| 2026-06-11 | 92.24 | 98.18 | 91.38 | 96.72 | — |
| 2026-06-10 | 98.28 | 99.24 | 90.39 | 91.88 | — |
| 2026-06-09 | 95.75 | 99.55 | 95.5 | 99.04 | — |
| 2026-06-05 | 103.78 | 105 | 92.84 | 94.22 | — |
| 2026-06-04 | 103.39 | 105.29 | 102.89 | 104.92 | — |
| 2026-06-03 | 102.27 | 105.2 | 101.73 | 103.86 | — |
| 2026-06-02 | 104.09 | 104.45 | 100.56 | 103.73 | — |
| 2026-06-01 | 106.09 | 106.79 | 102.81 | 106.03 | — |
| 2026-05-29 | 107.85 | 108.42 | 106.26 | 106.91 | — |
| 2026-05-28 | 106.65 | 109.95 | 106.1 | 108.37 | — |
| 2026-05-27 | 107.82 | 109.72 | 106.05 | 106.4 | — |
| 2026-05-22 | 108.47 | 110.83 | 106.2 | 106.24 | — |
| 2026-05-21 | 107.55 | 110.96 | 106.56 | 109.53 | — |
| 2026-05-20 | 108.67 | 109.96 | 106.71 | 107.91 | — |
| 2026-05-19 | 107.81 | 109.75 | 105.01 | 107.41 | — |
| 2026-05-18 | 107.36 | 107.74 | 104.5 | 107.15 | — |
| 2026-05-15 | 114.3 | 114.51 | 108.22 | 109.14 | — |
| 2026-05-14 | 117.54 | 119.12 | 114.88 | 115.62 | — |
| 2026-05-13 | 116.23 | 122.9 | 112 | 117.99 | — |
| 2026-05-12 | 103.65 | 117.63 | 103.65 | 116 | — |
| 2026-05-11 | 100 | 108.2 | 98.9 | 103.89 | — |
| 2026-05-08 | 108.01 | 108.63 | 98.99 | 101.35 | — |
| 2026-05-07 | 116.91 | 125.36 | 103.5 | 105 | — |
| 2026-05-06 | 138.46 | 142.58 | 136.73 | 137.09 | — |
| 2026-05-05 | 140.86 | 142.9 | 138.41 | 139.44 | — |
| 2026-05-04 | 133.88 | 141.27 | 133.46 | 140.01 | — |
| 2026-05-01 | 135.65 | 137.62 | 132.39 | 133.26 | — |
| 2026-04-30 | 135.99 | 137.22 | 135 | 136.33 | — |
| 2026-04-29 | 134.42 | 136.98 | 132.77 | 135.03 | — |
| 2026-04-28 | 136.54 | 138.79 | 132.57 | 134.94 | — |
| 2026-04-27 | 135.29 | 139.54 | 135.18 | 135.98 | — |
| 2026-04-24 | 142.29 | 143.27 | 134.59 | 135.17 | — |
| 2026-04-23 | 144.48 | 145.3 | 142.06 | 143.83 | — |
| 2026-04-22 | 142.39 | 145.32 | 141.43 | 144.48 | — |
| 2026-04-21 | 142.42 | 144.07 | 139.59 | 140.98 | — |
| 2026-04-20 | 143.3 | 144.06 | 140.75 | 142.82 | — |
| 2026-04-17 | 144.25 | 145.62 | 143.28 | 144.48 | — |
| 2026-04-16 | 146.02 | 146.18 | 142.06 | 142.79 | — |
| 2026-04-15 | 153.98 | 154.58 | 146.25 | 146.74 | — |
| 2026-04-14 | 152.21 | 153.87 | 150.93 | 153.4 | — |
| 2026-04-13 | 154.81 | 156.64 | 148.51 | 151.14 | — |
| 2026-04-10 | 159.59 | 160 | 152.99 | 154.81 | — |
| 2026-04-09 | 159.15 | 160.49 | 157.74 | 159.59 | — |
| 2026-04-08 | 162.78 | 163.02 | 154.73 | 160.18 | — |
| 2026-04-07 | 162.82 | 164.03 | 159.53 | 163.03 | — |
| 2026-04-06 | 161.69 | 166.18 | 161.32 | 163.81 | — |
| 2026-04-02 | 161.51 | 164.53 | 157.52 | 162.43 | — |
| 2026-04-01 | 164.5 | 166 | 161.73 | 164.86 | — |
| 2026-03-31 | 154 | 164.22 | 153.95 | 163.52 | — |
| 2026-03-30 | 151 | 155.2 | 149.35 | 153.32 | — |
| 2026-03-27 | 147.98 | 149.2 | 142.59 | 145.3 | — |
| 2026-03-26 | 148.45 | 149.88 | 146.26 | 147.6 | — |
| 2026-03-25 | 140 | 148.85 | 139 | 148.31 | — |
| 2026-03-24 | 144.42 | 145.52 | 137.2 | 139.14 | — |
| 2026-03-23 | 146.48 | 149.76 | 141.64 | 143.98 | — |
| 2026-03-20 | 142.63 | 143.6 | 135.73 | 136 | — |
| 2026-03-19 | 144.01 | 144.82 | 141.8 | 144 | — |
| 2026-03-18 | 143.92 | 145.09 | 141.44 | 142.7 | — |
| 2026-03-17 | 144.5 | 147.38 | 143.61 | 143.93 | — |
| 2026-03-16 | 141.46 | 145.76 | 141.43 | 144.6 | — |
| 2026-03-13 | 140.31 | 141.78 | 138.01 | 139.5 | — |
| 2026-03-12 | 138.54 | 139.97 | 135.73 | 139.52 | — |
| 2026-03-11 | 143.02 | 144.36 | 139.05 | 139.4 | — |
| 2026-03-10 | 142.84 | 145.64 | 142.84 | 143.85 | — |
| 2026-03-09 | 139.68 | 143.74 | 138.82 | 143.13 | — |
| 2026-03-06 | 142.84 | 144.24 | 139.89 | 140.13 | — |
| 2026-03-05 | 148.04 | 148.07 | 142.04 | 143.57 | — |
| 2026-03-04 | 146.74 | 150.27 | 146.73 | 149.88 | — |
| 2026-03-03 | 145.83 | 148.31 | 143.76 | 147 | — |
| 2026-03-02 | 147.1 | 148.87 | 145 | 146.32 | — |
| 2026-02-27 | 150 | 151.11 | 147.57 | 149.33 | — |
| 2026-02-26 | 147 | 150.57 | 146.41 | 150 | — |
| 2026-02-25 | 159.74 | 161.13 | 148.24 | 148.61 | — |
| 2026-02-25 | 159.74 | 161.13 | 148.24 | 148.61 | — |
| 2026-02-25 | 159.74 | 161.13 | 148.24 | 148.61 | — |
| 2026-02-24 | 156 | 160.09 | 152.89 | 158.62 | — |
| 2026-02-23 | 163.6 | 167 | 157.71 | 159.03 | — |
| 2026-02-20 | 158.39 | 167.37 | 157.77 | 164.91 | — |
| 2026-02-19 | 153.78 | 163.14 | 147.26 | 161 | — |
| 2026-02-18 | 149.92 | 154.16 | 149.56 | 151.11 | — |
| 2026-02-17 | 147.93 | 152.35 | 147.93 | 150.52 | — |
| 2026-02-13 | 147.24 | 152.19 | 146.1 | 148.75 | — |
| 2026-02-12 | 148.55 | 148.75 | 142.99 | 146.17 | — |
| 2026-02-11 | 149.49 | 149.83 | 145.36 | 148.43 | — |
| 2026-02-10 | 149.77 | 151.17 | 147.63 | 148.55 | — |
| 2026-02-09 | 148.83 | 150.6 | 146.4 | 149.54 | — |
| 2026-02-06 | 153.06 | 155.79 | 149.34 | 149.86 | — |
| 2026-02-05 | 152.44 | 156.52 | 150.34 | 151.03 | — |
| 2026-02-04 | 157.1 | 157.9 | 150.79 | 152.44 | — |
| 2026-02-03 | 153.36 | 158.98 | 152.73 | 157.16 | — |
| 2026-02-02 | 156.63 | 156.86 | 150.8 | 153.98 | — |
| 2026-01-30 | 157.19 | 159.49 | 154.48 | 156.87 | — |
| 2026-01-29 | 154.48 | 159.89 | 154.48 | 157.82 | — |
| 2026-01-28 | 162.42 | 164.23 | 155.68 | 155.89 | — |
| 2026-01-27 | 161.15 | 165.47 | 161.13 | 162.64 | — |
| 2026-01-26 | 154.63 | 160.33 | 153.09 | 159.72 | — |
| 2026-01-23 | 160.02 | 160.08 | 154.23 | 156.21 | — |
| 2026-01-22 | 156.66 | 160.95 | 153.19 | 160.39 | — |
| 2026-01-21 | 163 | 163.96 | 156.08 | 156.32 | — |
| 2026-01-20 | 158.45 | 164.62 | 156.01 | 163.51 | — |