CUSIP 457669307COM PAR $.01INSMQ4 2025
47 filings · latest Jan 21, 2026
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Jpmorgan Chase & Co | 23.20M | $4.04B |
| 2 | Vanguard Group Inc | 21.08M | $3.67B |
| 3 | Darwin Global Management, Ltd. | 20.93M | $3.64B |
| 4 | Blackrock, Inc. | 15.07M | $2.62B |
| 5 | Fmr LLC | 9.93M | $1.73B |
| 6 | Baker Bros. Advisors LP | 6.59M | $1.15B |
| 7 | State Street Corp | 5.20M | $905.31M |
| 8 | Capital International Investors | 5.15M | $896.60M |
| 9 | Artisan Partners Limited Partnership |
| 4 | Aug 14, 2025 | T. Rowe Price Associates, Inc. | 13G/A | 5.9% | 11.23M | SEC |
| 5 | Jul 30, 2025 | Jpmorgan Chase &Amp; Co. | 13G | 7.9% | 15.16M | SEC |
| 6 | Jul 17, 2025 | Blackrock, Inc. | 13G/A | 5.1% | 9.73M | SEC |
| 7 | May 15, 2025 | Darwin Global Management, Ltd. | 13G/A | 8.5% | 15.40M | SEC |
| 8 | Feb 14, 2025 | Darwin Global Management, Ltd. | 13G/A | 7.2% | 12.96M | SEC |
| 9 | Jan 8, 2025 | The Vanguard Group | 13G/A | 10.2% | 18.22M | SEC |
| 10 | Nov 14, 2024 | Price T Rowe Associates Inc /Md/ | 13G/A | 7.3% | 12.58M | SEC |
See the full Schedule 13D/13G history for Insmed Inc.
Unlock full history| 4.84M |
| $843.01M |
| 10 | Rtw Investments, LP | 4.84M | $842.85M |