Current Count
215.5M
Financial Fundamentals
INSM • Quarterly Data • 5Y View
Share Count History
| Date | Shares Out. (M) | Change (M) | Change % |
|---|---|---|---|
| 2026-03-31 | 215.5 | 1.8 | +0.86% |
| 2025-12-31 | 213.6 | 2.2 | +1.04% |
| 2025-09-30 | 211.4 | 22.1 | +11.70% |
| 2025-06-30 | 189.3 | 8.4 | +4.67% |
| 2025-03-31 | 180.9 | 1.8 | +1.03% |
| 2024-12-31 | 179.0 | 5.3 | +3.05% |
| 2024-09-30 | 173.7 | 19.0 | +12.29% |
| 2024-06-30 | 154.7 | 6.2 | +4.21% |
| 2024-03-31 | 148.5 | 3.6 | +2.52% |
| 2023-12-31 | 144.8 | 1.9 | +1.33% |
| 2023-09-30 | 142.9 | 5.3 | +3.89% |
| 2023-06-30 | 137.6 | 1.2 | +0.88% |
| 2023-03-31 | 136.4 | 3.7 | +2.76% |
| 2022-12-31 | 132.7 | 11.9 | +9.86% |
| 2022-09-30 | 120.8 | 1.2 | +0.99% |
| 2022-06-30 | 119.6 | 0.7 | +0.57% |
| 2022-03-31 | 118.9 | 0.4 | +0.36% |
| 2021-12-31 | 118.5 | 1.4 | +1.20% |
| 2021-09-30 | 117.1 | 7.5 | +6.86% |
| 2021-06-30 | 109.6 | 6.5 | +6.35% |
| 2021-03-31 | 103.0 | 0.7 | +0.73% |
| 2020-12-31 | 102.3 | 0.7 | +0.67% |
| 2020-09-30 | 101.6 | 5.0 | +5.16% |
| 2020-06-30 | 96.6 | 6.9 | +7.63% |
| 2020-03-31 | 89.8 | 0.3 | +0.35% |
| 2019-12-31 | 89.5 | 0.2 | +0.25% |
| 2019-09-30 | 89.2 | 7.4 | +9.09% |
| 2019-06-30 | 81.8 | 4.3 | +5.50% |
| 2019-03-31 | 77.5 | 0.4 | +0.58% |
| 2018-12-31 | 77.1 | 0.0 | +0.04% |
| 2018-09-30 | 77.1 | 0.3 | +0.39% |
| 2018-06-30 | 76.8 | 0.1 | +0.19% |
| 2018-03-31 | 76.6 | 0.0 | +0.03% |
| 2017-12-31 | 76.6 | 11.3 | +17.28% |
| 2017-09-30 | 65.3 | 3.1 | +4.99% |
| 2017-06-30 | 62.2 | 0.2 | +0.27% |
| 2017-03-31 | 62.0 | 0.1 | +0.14% |
| 2016-12-31 | 62.0 | 0.1 | +0.12% |
| 2016-09-30 | 61.9 | 0.0 | 0.00% |
| 2016-06-30 | 61.9 | 0.0 | +0.03% |
| 2016-03-31 | 61.9 | 0.1 | +0.09% |
| 2015-12-31 | 61.8 | 0.0 | +0.05% |
| 2015-09-30 | 61.8 | 0.9 | +1.55% |
| 2015-06-30 | 60.8 | 10.9 | +21.77% |
| 2015-03-31 | 50.0 | 0.3 | +0.59% |
| 2014-12-31 | 49.7 | 5.6 | +12.66% |
| 2014-09-30 | 44.1 | 4.8 | +12.25% |
| 2014-06-30 | 39.3 | 0.0 | +0.08% |
| 2014-03-31 | 39.2 | 0.0 | 0.00% |
| 2013-12-31 | 39.2 | 1.9 | +4.95% |
| 2013-09-30 | 37.4 | 5.6 | +17.75% |
| 2013-06-30 | 31.8 | 0.2 | +0.63% |
| 2013-03-31 | 31.6 | 0.0 | 0.00% |
| 2012-12-31 | 31.6 | 6.5 | +26.15% |
| 2012-09-30 | 25.0 | 0.1 | +0.55% |
| 2012-06-30 | 24.9 | 0.0 | +0.06% |
| 2012-03-31 | 24.9 | 0.0 | 0.00% |
| 2011-12-31 | 24.9 | 0.0 | +0.11% |
| 2011-09-30 | 24.8 | 0.0 | +0.01% |
| 2011-06-30 | 24.8 | 6.0 | +31.98% |
| 2011-03-31 | 18.8 | 0.0 | 0.00% |
| 2010-12-31 | 18.8 | 5.8 | +44.39% |
| 2010-09-30 | 13.0 | 0.0 | +0.04% |
| 2010-06-30 | 13.0 | -0.0 | -0.23% |
| 2010-03-31 | 13.1 | 0.0 | +0.26% |
| 2009-12-31 | 13.0 | 0.1 | +0.59% |
| 2009-09-30 | 12.9 | 0.3 | +2.59% |
| 2009-06-30 | 12.6 | 0.3 | +2.84% |
| 2009-03-31 | 12.3 | 0.0 | +0.14% |
| 2008-12-31 | 12.3 | 0.0 | +0.17% |
| 2008-09-30 | 12.2 | 0.0 | +0.27% |
| 2008-06-30 | 12.2 | 0.0 | +0.07% |
| 2008-03-31 | 12.2 | 0.0 | 0.00% |
| 2007-12-31 | 12.2 | 0.0 | +0.16% |
| 2007-09-30 | 12.2 | 0.8 | +7.16% |
| 2007-06-30 | 11.4 | 1.2 | +12.09% |
| 2007-03-31 | 10.1 | 0.0 | 0.00% |
| 2006-12-31 | 10.1 | 0.1 | +1.09% |
| 2006-09-30 | 10.0 | 0.0 | +0.08% |
| 2006-06-30 | 10.0 | 2.0 | +25.21% |
| 2006-03-31 | 8.0 | 0.0 | 0.00% |
| 2005-12-31 | 8.0 | 3.2 | +67.34% |
| 2005-09-30 | 4.8 | 0.3 | +6.22% |
| 2005-06-30 | 4.5 | 0.0 | +0.03% |
| 2005-03-31 | 4.5 | 0.0 | 0.00% |
| 2004-12-31 | 4.5 | 0.7 | +17.13% |
| 2004-09-30 | 3.8 | 0.0 | +0.03% |
| 2004-06-30 | 3.8 | 0.0 | 0.00% |
| 2004-03-31 | 3.8 | 0.0 | 0.00% |
| 2003-12-31 | 3.8 | 0.1 | +2.16% |
| 2003-09-30 | 3.8 | 0.4 | +13.33% |
| 2003-06-30 | 3.3 | -0.0 | -0.15% |
| 2003-03-31 | 3.3 | 0.0 | 0.00% |
| 2002-12-31 | 3.3 | 0.0 | +0.22% |
| 2002-09-30 | 3.3 | 0.0 | +0.32% |
| 2002-06-30 | 3.3 | 0.0 | +0.26% |
| 2002-03-31 | 3.3 | 0.0 | 0.00% |
| 2001-12-31 | 3.3 | 0.0 | +0.16% |
| 2001-09-30 | 3.3 | 0.0 | +0.14% |
| 2001-06-30 | 3.3 | 0.0 | +0.09% |
| 2001-03-31 | 3.3 | 0.0 | 0.00% |
| 2000-12-31 | 3.3 | 0.6 | +21.16% |
| 2000-09-30 | 2.7 | 1.5 | +132.94% |
| 2000-06-30 | 1.2 | 0.8 | +235.23% |
| 2000-03-31 | 0.3 | 0.0 | +10.41% |
| 1999-06-30 | 0.3 | 0.2 | +250.28% |
| 1999-03-31 | 0.1 | — | — |