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 |
|---|---|---|---|---|---|
| ICICI Prudential Asset Management Co Ltd | 3,572 | $584.1K | 0.07% | +150+4.4% | Added |
| Brevan Howard Capital Management LP | 3,521 | $575.8K | 0.01% | +3,521 | New |
| Intrust Bank NA | 3,518 | $575.3K | 0.05% | −1,217−25.7% | Reduced |
| Jefferies Financial Group Inc. | 3,500 | $572.3K | 0.01% | −922,839−99.6% | Reduced |
| Insigneo Advisory Services, LLC | 3,459 | $565.6K | 0.04% | +818+31.0% | Added |
| TCW Group Inc | 3,452 | $564.5K | 0.00% | +167+5.1% | Added |
| Laird Norton Trust Company, LLC | 3,335 | $545.3K | 0.01% | +921+38.2% | Added |
| LMR Partners LLP | 3,300 | $539.6K | 0.00% | −104,210−96.9% | Reduced |
| Beacon Financial Advisory LLC | 3,288 | $537.7K | 0.12% | +5+0.2% | Added |
| Janney Montgomery Scott LLC | 3,276 | $536.0K | 0.00% | +488+17.5% | Added |
| Crossmark Global Holdings, Inc. | 3,212 | $525.2K | 0.01% | +258+8.7% | Added |
| Caisse de Depot Et Placement du Quebec | 3,209 | $524.7K | 0.00% | −26,291−89.1% | Reduced |
| Pier 88 Investment Partners LLC | 3,200 | $523.3K | 0.13% | −50−1.5% | Reduced |
| Integrated Wealth Concepts LLC | 3,142 | $513.8K | 0.00% | +3,142 | New |
| NorthRock Partners, LLC | 3,108 | $508.4K | 0.01% | −10−0.3% | Reduced |
| Abel Hall, LLC | 3,090 | $505.3K | 0.11% | +471+18.0% | Added |
| Siemens Fonds Invest GmbH | 3,080 | $503.6K | 0.03% | +131+4.4% | Added |
| Moody Aldrich Partners LLC | 3,044 | $497.8K | 0.09% | −1,992−39.6% | Reduced |
| Whalen Wealth Management Inc. | 2,969 | $485.5K | 0.26% | +2,969 | New |
| Callan Family Office, LLC | 2,968 | $485.3K | 0.01% | +197+7.1% | Added |
| Cynosure Management, LLC | 2,947 | $481.9K | 0.06% | +241+8.9% | Added |
| Yousif Capital Management, LLC | 2,947 | $481.9K | 0.01% | +178+6.4% | Added |
| Everhart Financial Group, Inc. | 2,934 | $479.8K | 0.04% | +26+0.9% | Added |
| Livforsakringsbolaget Skandia, Omsesidigt | 4,412 | $469.7K | 0.02% | +2,912+194.1% | Added |
| Gilbert & Cook, Inc. | 2,841 | $464.6K | 0.06% | −8−0.3% | Reduced |
| Skopos Labs, Inc. | 2,810 | $459.5K | 0.01% | −29−1.0% | Reduced |
| Headlands Technologies LLC | 2,808 | $459.2K | 0.05% | +2,808 | New |
| Sagespring Wealth Partners, LLC | 2,765 | $452.1K | 0.01% | −398−12.6% | Reduced |
| Vontobel Holding Ltd. | 2,763 | $451.8K | 0.00% | +2,763 | New |
| Cambridge Investment Research Advisors, Inc. | 2,719 | $445.0K | 0.00% | −672−19.8% | Reduced |
| Gabelli Funds LLC | 2,700 | $441.5K | 0.00% | +860+46.7% | Added |
| Scissortail Wealth Management, LLC | 2,500 | $408.8K | 0.08% | 00.0% | Unchanged |
| Edgestream Partners, L.P. | 2,499 | $408.6K | 0.01% | −1,617−39.3% | Reduced |
| Dark Forest Capital Management LP | 2,458 | $401.9K | 0.04% | −12,274−83.3% | Reduced |
| Zions Bancorporation, National Association | 2,445 | $399.8K | 0.03% | +1,800+279.1% | Added |
| Blueshift Asset Management, LLC | 2,424 | $396.4K | 0.12% | −244−9.1% | Reduced |
| Centiva Capital, LP | 2,347 | $383.8K | 0.02% | +1,829+353.1% | Added |
| Abacus Wealth Partners, LLC | 2,338 | $382.3K | 0.03% | −61−2.5% | Reduced |
| 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 |
| Sowell Financial Services LLC | 2,260 | $369.6K | 0.01% | +229+11.3% | Added |
| Ci Investments Inc. | 2,214 | $362.0K | 0.00% | −263−10.6% | Reduced |
| Omers Administration Corp | 2,204 | $360.4K | 0.00% | +2,204 | New |
| Values First Advisors, Inc. | 2,203 | $360.3K | 0.19% | +146+7.1% | Added |
| Fieldview Capital Management, LLC | 2,199 | $359.6K | 0.10% | +2,199 | New |
| Farther Finance Advisors, LLC | 2,162 | $356.4K | 0.00% | −154−6.6% | Reduced |
| Bingham Private Wealth, LLC | 2,170 | $354.8K | 0.28% | −540−19.9% | Reduced |
| RSM US Wealth Management LLC | 2,161 | $353.4K | 0.00% | +264+13.9% | Added |
| Cooper Financial Group | 2,141 | $350.1K | 0.04% | −109−4.8% | Reduced |
| SIH Partners, LLLP | 2,138 | $349.6K | 0.01% | +2,138 | New |
| Keenan, LLC | 2,121 | $346.8K | 0.29% | 00.0% | Unchanged |
| Alphadyne Asset Management LP | 2,119 | $346.5K | 0.05% | +1,755+482.1% | Added |
| Envestnet Portfolio Solutions, Inc. | 2,094 | $342.4K | 0.00% | −1,606−43.4% | Reduced |
| Kingsview Wealth Management, LLC | 2,089 | $341.6K | 0.00% | +18+0.9% | Added |
| Regions Financial Corp | 2,076 | $339.5K | 0.00% | −69−3.2% | Reduced |
| Metis Global Partners, LLC | 2,041 | $333.7K | 0.01% | −123−5.7% | Reduced |
| Summit Financial, LLC | 2,040 | $333.6K | 0.00% | +206+11.2% | Added |
| Cigna Investments Inc | 2,031 | $333.0K | 0.05% | 00.0% | Unchanged |
| Cravens & Co Advisors, LLC | 2,020 | $330.3K | 0.21% | 00.0% | Unchanged |
| Marex Group plc | 2,010 | $328.7K | 0.00% | +2,010 | New |
| JCIC Asset Management Inc. | 2,003 | $327.5K | 0.10% | −61−3.0% | Reduced |
| Cornerstone Wealth Management, LLC | 2,000 | $327.0K | 0.02% | 00.0% | Unchanged |
| GTS Securities LLC | 1,991 | $325.6K | 0.01% | +1,991 | New |
| Lido Advisors, LLC | 1,980 | $324.0K | 0.00% | +427+27.5% | Added |
| Ellevest, Inc. | 1,966 | $321.5K | 0.04% | +1,966 | New |
| Glenmede Trust Co NA | 1,916 | $313.3K | 0.00% | +98+5.4% | Added |
| Two Sigma Securities, LLC | 1,913 | $312.8K | 0.04% | +1,913 | New |
| Merit Financial Group, LLC | 1,908 | $312.0K | 0.00% | +331+21.0% | Added |
| LongView Wealth Management | 2,000 | $306.8K | 0.08% | 00.0% | Unchanged |
| Mount Lucas Management LP | 1,844 | $301.5K | 0.11% | +1,844 | New |
| Ostrum Asset Management | 1,828 | $298.9K | 0.02% | +27+1.5% | Added |
| GAMMA Investing LLC | 1,814 | $296.6K | 0.01% | +141+8.4% | Added |
| Savant Capital, LLC | 1,789 | $292.5K | 0.00% | +142+8.6% | Added |
| HB Wealth Management, LLC | 1,786 | $292.0K | 0.00% | +468+35.5% | Added |
| American Trust | 1,710 | $279.6K | 0.02% | +196+12.9% | Added |
| Frank, Rimerman Advisors LLC | 1,697 | $277.5K | 0.02% | +1,697 | New |
| VARCOV Co. | 1,649 | $269.6K | 0.10% | +1,649 | New |
| Smartleaf Asset Management LLC | 1,747 | $267.9K | 0.01% | +304+21.1% | Added |
| Norden Group LLC | 1,594 | $260.7K | 0.03% | +1,594 | New |
| Meridian Wealth Management, LLC | 1,529 | $250.0K | 0.01% | −111−6.8% | Reduced |
| Anb Bank | 1,507 | $246.4K | 0.10% | −441−22.6% | Reduced |
| Everpar Advisors LLC | 1,503 | $245.8K | 0.08% | −70−4.5% | Reduced |
| Stratos Wealth Partners, LTD. | 1,502 | $245.6K | 0.00% | −135−8.2% | Reduced |
| Knollwood Investment Advisory, LLC | 1,501 | $245.4K | 0.02% | 00.0% | Unchanged |
| Change Path, LLC | 1,485 | $242.8K | 0.01% | +35+2.4% | Added |
| Allegheny Financial Group LTD | 1,479 | $241.8K | 0.03% | −2−0.1% | Reduced |
| Independent Advisor Alliance | 1,434 | $234.5K | 0.00% | +35+2.5% | Added |
| Journey Strategic Wealth LLC | 1,433 | $234.3K | 0.01% | +262+22.4% | Added |
| Dynasty Wealth Management, LLC | 1,422 | $232.5K | 0.00% | +1,422 | New |
| Wealth Alliance | 1,421 | $232.4K | 0.02% | +28+2.0% | Added |
| Diversify Wealth Management, LLC | 1,704 | $230.1K | 0.00% | +1,704 | New |
| Fiduciary Trust Co | 1,389 | $227.1K | 0.00% | +1,389 | New |
| OpenArc Corporate Advisory, LLC | 1,334 | $218.1K | 0.00% | +1,334 | New |
| Fidelis Capital Partners, LLC | 1,325 | $216.7K | 0.02% | +54+4.2% | Added |
| Kestra Advisory Services, LLC | 1,307 | $213.7K | 0.00% | −1,224−48.4% | Reduced |
| JGP Global Gestao de Recursos Ltda. | 1,296 | $211.9K | 0.95% | −1,203−48.1% | Reduced |
| Charter Capital Management, LLC | 1,275 | $208.5K | 0.10% | 00.0% | Unchanged |
| Leonteq Securities AG | 1,270 | $207.7K | 0.01% | −1,730−57.7% | Reduced |
| Coastal Bridge Advisors, LLC | 1,264 | $206.7K | 0.01% | −176−12.2% | Reduced |
| Brucke Financial, Inc. | 1,253 | $204.9K | 0.10% | −129−9.3% | Reduced |