INSMED Inc
INSM- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001104506
In the last 90 days, INSMED Inc insiders filed 0 open-market purchases and 7 sales; 667 institutions reported holding it in 13F filings for Q2 2026, worth $23.8B in total; superinvestors Maverick Capital and Duquesne Family Office hold it.
13F holders, Q1 2026
Institutional positions in INSMED Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 675
- +8 vs. Q4 2025
- Shares held
- 220.9M
- +27.6M (+14.3%) vs. Q4 2025
- Total value
- $35.7B
- +$2.06B (+6.1%) vs. Q4 2025
- New holders
- 101
- 288 more added
- Sold out
- 93
- 216 more reduced
11 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting INSM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 667 | $23.8B |
| Q1 2026 | 675 | $35.7B |
| Q4 2025 | 678 | $37.8B |
| Q3 2025 | 566 | $30.3B |
| Q2 2025 | 516 | $21.2B |
| Q1 2025 | 442 | $15.3B |
| Q4 2024 | 439 | $13.3B |
| Q3 2024 | 414 | $13.7B |
| Q2 2024 | 378 | $11.7B |
| Q1 2024 | 288 | $4.07B |
| Q4 2023 | 271 | $4.64B |
| Q3 2023 | 252 | $3.72B |
| Q2 2023 | 223 | $3.09B |
| Q1 2023 | 230 | $2.48B |
| Q4 2022 | 225 | $2.87B |
| Q3 2022 | 238 | $2.74B |
| Q2 2022 | 214 | $2.55B |
| Q1 2022 | 224 | $2.97B |
| Q4 2021 | 214 | $3.36B |
| Q3 2021 | 193 | $3.40B |
| Q2 2021 | 203 | $3.46B |
| Q1 2021 | 199 | $3.63B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding INSMED Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| American Trust | 1,710 | $279.6K | 0.02% | +196+12.9% | Added |
| HB Wealth Management, LLC | 1,786 | $292.0K | 0.00% | +468+35.5% | Added |
| Savant Capital, LLC | 1,789 | $292.5K | 0.00% | +142+8.6% | Added |
| GAMMA Investing LLC | 1,814 | $296.6K | 0.01% | +141+8.4% | Added |
| Ostrum Asset Management | 1,828 | $298.9K | 0.02% | +27+1.5% | Added |
| Mount Lucas Management LP | 1,844 | $301.5K | 0.11% | +1,844 | New |
| LongView Wealth Management | 2,000 | $306.8K | 0.08% | 00.0% | Unchanged |
| Merit Financial Group, LLC | 1,908 | $312.0K | 0.00% | +331+21.0% | Added |
| Two Sigma Securities, LLC | 1,913 | $312.8K | 0.04% | +1,913 | New |
| Glenmede Trust Co NA | 1,916 | $313.3K | 0.00% | +98+5.4% | Added |
| Ellevest, Inc. | 1,966 | $321.5K | 0.04% | +1,966 | New |
| Lido Advisors, LLC | 1,980 | $324.0K | 0.00% | +427+27.5% | Added |
| GTS Securities LLC | 1,991 | $325.6K | 0.01% | +1,991 | New |
| Cornerstone Wealth Management, LLC | 2,000 | $327.0K | 0.02% | 00.0% | Unchanged |
| JCIC Asset Management Inc. | 2,003 | $327.5K | 0.10% | −61−3.0% | Reduced |
| Marex Group plc | 2,010 | $328.7K | 0.00% | +2,010 | New |
| Cravens & Co Advisors, LLC | 2,020 | $330.3K | 0.21% | 00.0% | Unchanged |
| Cigna Investments Inc | 2,031 | $333.0K | 0.05% | 00.0% | Unchanged |
| Summit Financial, LLC | 2,040 | $333.6K | 0.00% | +206+11.2% | Added |
| Metis Global Partners, LLC | 2,041 | $333.7K | 0.01% | −123−5.7% | Reduced |
| Regions Financial Corp | 2,076 | $339.5K | 0.00% | −69−3.2% | Reduced |
| Kingsview Wealth Management, LLC | 2,089 | $341.6K | 0.00% | +18+0.9% | Added |
| Envestnet Portfolio Solutions, Inc. | 2,094 | $342.4K | 0.00% | −1,606−43.4% | Reduced |
| Alphadyne Asset Management LP | 2,119 | $346.5K | 0.05% | +1,755+482.1% | Added |
| Keenan, LLC | 2,121 | $346.8K | 0.29% | 00.0% | Unchanged |
| SIH Partners, LLLP | 2,138 | $349.6K | 0.01% | +2,138 | New |
| Cooper Financial Group | 2,141 | $350.1K | 0.04% | −109−4.8% | Reduced |
| RSM US Wealth Management LLC | 2,161 | $353.4K | 0.00% | +264+13.9% | Added |
| Bingham Private Wealth, LLC | 2,170 | $354.8K | 0.28% | −540−19.9% | Reduced |
| Farther Finance Advisors, LLC | 2,162 | $356.4K | 0.00% | −154−6.6% | Reduced |
| Fieldview Capital Management, LLC | 2,199 | $359.6K | 0.10% | +2,199 | New |
| Values First Advisors, Inc. | 2,203 | $360.3K | 0.19% | +146+7.1% | Added |
| Omers Administration Corp | 2,204 | $360.4K | 0.00% | +2,204 | New |
| Ci Investments Inc. | 2,214 | $362.0K | 0.00% | −263−10.6% | Reduced |
| Sowell Financial Services LLC | 2,260 | $369.6K | 0.01% | +229+11.3% | Added |
| IFP Advisors, Inc | 2,291 | $374.6K | 0.01% | −31−1.3% | Reduced |
| Parallel Advisors, LLC | 2,291 | $374.6K | 0.01% | +266+13.1% | Added |
| Abacus Wealth Partners, LLC | 2,338 | $382.3K | 0.03% | −61−2.5% | Reduced |
| Centiva Capital, LP | 2,347 | $383.8K | 0.02% | +1,829+353.1% | Added |
| Blueshift Asset Management, LLC | 2,424 | $396.4K | 0.12% | −244−9.1% | Reduced |
| Zions Bancorporation, National Association | 2,445 | $399.8K | 0.03% | +1,800+279.1% | Added |
| Dark Forest Capital Management LP | 2,458 | $401.9K | 0.04% | −12,274−83.3% | Reduced |
| Edgestream Partners, L.P. | 2,499 | $408.6K | 0.01% | −1,617−39.3% | Reduced |
| Scissortail Wealth Management, LLC | 2,500 | $408.8K | 0.08% | 00.0% | Unchanged |
| Gabelli Funds LLC | 2,700 | $441.5K | 0.00% | +860+46.7% | Added |
| Cambridge Investment Research Advisors, Inc. | 2,719 | $445.0K | 0.00% | −672−19.8% | Reduced |
| Vontobel Holding Ltd. | 2,763 | $451.8K | 0.00% | +2,763 | New |
| Sagespring Wealth Partners, LLC | 2,765 | $452.1K | 0.01% | −398−12.6% | Reduced |
| Headlands Technologies LLC | 2,808 | $459.2K | 0.05% | +2,808 | New |
| Skopos Labs, Inc. | 2,810 | $459.5K | 0.01% | −29−1.0% | Reduced |
| Gilbert & Cook, Inc. | 2,841 | $464.6K | 0.06% | −8−0.3% | Reduced |
| Livforsakringsbolaget Skandia, Omsesidigt | 4,412 | $469.7K | 0.02% | +2,912+194.1% | Added |
| Everhart Financial Group, Inc. | 2,934 | $479.8K | 0.04% | +26+0.9% | Added |
| Yousif Capital Management, LLC | 2,947 | $481.9K | 0.01% | +178+6.4% | Added |
| Cynosure Management, LLC | 2,947 | $481.9K | 0.06% | +241+8.9% | Added |
| Callan Family Office, LLC | 2,968 | $485.3K | 0.01% | +197+7.1% | Added |
| Whalen Wealth Management Inc. | 2,969 | $485.5K | 0.26% | +2,969 | New |
| Moody Aldrich Partners LLC | 3,044 | $497.8K | 0.09% | −1,992−39.6% | Reduced |
| Siemens Fonds Invest GmbH | 3,080 | $503.6K | 0.03% | +131+4.4% | Added |
| Abel Hall, LLC | 3,090 | $505.3K | 0.11% | +471+18.0% | Added |
| NorthRock Partners, LLC | 3,108 | $508.4K | 0.01% | −10−0.3% | Reduced |
| Integrated Wealth Concepts LLC | 3,142 | $513.8K | 0.00% | +3,142 | New |
| Pier 88 Investment Partners LLC | 3,200 | $523.3K | 0.13% | −50−1.5% | Reduced |
| Caisse de Depot Et Placement du Quebec | 3,209 | $524.7K | 0.00% | −26,291−89.1% | Reduced |
| Crossmark Global Holdings, Inc. | 3,212 | $525.2K | 0.01% | +258+8.7% | Added |
| Janney Montgomery Scott LLC | 3,276 | $536.0K | 0.00% | +488+17.5% | Added |
| Beacon Financial Advisory LLC | 3,288 | $537.7K | 0.12% | +5+0.2% | Added |
| LMR Partners LLP | 3,300 | $539.6K | 0.00% | −104,210−96.9% | Reduced |
| Laird Norton Trust Company, LLC | 3,335 | $545.3K | 0.01% | +921+38.2% | Added |
| TCW Group Inc | 3,452 | $564.5K | 0.00% | +167+5.1% | Added |
| Insigneo Advisory Services, LLC | 3,459 | $565.6K | 0.04% | +818+31.0% | Added |
| Jefferies Financial Group Inc. | 3,500 | $572.3K | 0.01% | −922,839−99.6% | Reduced |
| Intrust Bank NA | 3,518 | $575.3K | 0.05% | −1,217−25.7% | Reduced |
| Brevan Howard Capital Management LP | 3,521 | $575.8K | 0.01% | +3,521 | New |
| ICICI Prudential Asset Management Co Ltd | 3,572 | $584.1K | 0.07% | +150+4.4% | Added |
| Mount Yale Investment Advisors, LLC | 3,674 | $600.8K | 0.01% | +1,925+110.1% | Added |
| DRW Securities, LLC | 3,698 | $604.7K | 0.03% | +954+34.8% | Added |
| Coldstream Capital Management Inc | 3,737 | $611.1K | 0.01% | −111−2.9% | Reduced |
| GraniteShares Advisors LLC | 3,894 | $636.7K | 0.46% | −11−0.3% | Reduced |
| HighTower Advisors, LLC | 3,897 | $637.2K | 0.00% | +861+28.4% | Added |
| Banque Cantonale Vaudoise | 3,923 | $641.0K | 0.02% | +2,108+116.1% | Added |
| New York Life Investment Management LLC | 3,950 | $645.9K | 0.01% | +2,689+213.2% | Added |
| United Capital Financial Advisers, LLC | 3,954 | $646.6K | 0.00% | +1,554+64.8% | Added |
| Meeder Advisory Services, Inc. | 3,987 | $652.0K | 0.03% | −795−16.6% | Reduced |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 3,994 | $653.1K | 0.02% | +1,622+68.4% | Added |
| Colony Group, LLC | 4,063 | $664.4K | 0.00% | −3,111−43.4% | Reduced |
| UniSuper Management Pty Ltd | 4,200 | $686.8K | 0.00% | 00.0% | Unchanged |
| NewEdge Wealth, LLC | 4,208 | $688.1K | 0.01% | +668+18.9% | Added |
| Ikarian Capital, LLC | 4,214 | $689.1K | 0.10% | −5,123−54.9% | Reduced |
| Vestcor Inc | 4,238 | $693.0K | 0.02% | 00.0% | Unchanged |
| CWM, LLC | 4,244 | $694.0K | 0.00% | −103−2.4% | Reduced |
| Virtus Investment Advisers, Inc. | 4,283 | $700.4K | 0.19% | +815+23.5% | Added |
| Entropy Technologies, LP | 4,332 | $708.4K | 0.03% | +4,332 | New |
| Sequoia Financial Advisors, LLC | 4,385 | $717.0K | 0.00% | −1,555−26.2% | Reduced |
| Lombard Odier Asset Management (Switzerland) SA | 4,403 | $720.0K | 0.03% | +4,403 | New |
| Tema ETFs LLC | 4,417 | $722.3K | 0.05% | +1,022+30.1% | Added |
| IMC-Chicago, LLC | 4,472 | $731.3K | 0.01% | +4,472 | New |
| MASTERINVEST Kapitalanlage GmbH | 4,640 | $758.7K | 0.08% | +4,640 | New |
| XTX Topco Ltd | 4,662 | $762.3K | 0.01% | −1,436−23.5% | Reduced |
| Private Advisor Group, LLC | 4,749 | $776.6K | 0.00% | +82+1.8% | Added |