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, Q3 2024
Institutional positions in INSMED Inc as of Sep 30, 2024. 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
- 414
- +39 vs. Q2 2024
- Shares held
- 188.1M
- +27.4M (+17.0%) vs. Q2 2024
- Total value
- $13.7B
- +$2.97B (+27.6%) vs. Q2 2024
- New holders
- 77
- 185 more added
- Sold out
- 38
- 113 more reduced
3 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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, Q3 2024
Shares, value and share of portfolio for each institution holding INSMED Inc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Pathstone Holdings, LLC | 35,544 | $2.59M | 0.01% | +3,070+9.5% | Added |
| Legato Capital Management LLC | 36,079 | $2.63M | 0.33% | −8,988−19.9% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 36,721 | $2.68M | 0.01% | +2,485+7.3% | Added |
| Guggenheim Capital LLC | 37,305 | $2.72M | 0.02% | +805+2.2% | Added |
| State Board of Administration of Florida Retirement System | 37,632 | $2.75M | 0.01% | 00.0% | Unchanged |
| Great West Life Assurance Co | 37,811 | $2.77M | 0.00% | −8,732−18.8% | Reduced |
| Campbell & CO Investment Adviser LLC | 38,649 | $2.82M | 0.21% | +38,649 | New |
| Teacher Retirement System of Texas | 38,866 | $2.84M | 0.01% | +7,885+25.5% | Added |
| Schonfeld Strategic Advisors LLC | 39,832 | $2.91M | 0.02% | −38,140−48.9% | Reduced |
| ProShare Advisors LLC | 39,850 | $2.91M | 0.01% | +9,710+32.2% | Added |
| Bamco Inc | 40,500 | $2.96M | 0.01% | +40,500 | New |
| Lighthouse Investment Partners, LLC | 42,000 | $3.07M | 0.17% | +7,000+20.0% | Added |
| Treasurer of the State of North Carolina | 42,500 | $3.10M | 0.01% | +42,500 | New |
| Federated Hermes, Inc. | 42,983 | $3.14M | 0.01% | +32,920+327.1% | Added |
| Castleark Management LLC | 43,300 | $3.16M | 0.13% | +26,640+159.9% | Added |
| Handelsbanken Fonder AB | 43,581 | $3.18M | 0.01% | +8,800+25.3% | Added |
| Boothbay Fund Management, LLC | 43,717 | $3.19M | 0.10% | +30,301+225.9% | Added |
| Arizona State Retirement System | 44,620 | $3.26M | 0.02% | +5,129+13.0% | Added |
| Creative Planning | 44,914 | $3.28M | 0.00% | +10,668+31.2% | Added |
| HighVista Strategies LLC | 45,447 | $3.32M | 1.14% | −81,333−64.2% | Reduced |
| Picton Mahoney Asset Management | 45,543 | $3.33M | 0.13% | −28,249−38.3% | Reduced |
| Profund Advisors LLC | 46,186 | $3.37M | 0.13% | +23,166+100.6% | Added |
| Intech Investment Management LLC | 46,593 | $3.40M | 0.04% | +46,593 | New |
| Erste Asset Management GmbH | 47,600 | $3.45M | 0.04% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 50,000 | $3.60M | 0.01% | 00.0% | Unchanged |
| Affinity Asset Advisors, LLC | 50,000 | $3.65M | 0.57% | −75,000−60.0% | Reduced |
| EFG Asset Management (North America) Corp. | 50,867 | $3.71M | 0.62% | −3,031−5.6% | Reduced |
| Lion Point Capital, LP | 52,200 | $3.81M | 15.29% | −18,135−25.8% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 52,861 | $3.86M | 0.06% | +41,502+365.4% | Added |
| Artia Global Partners LP | 52,939 | $3.86M | 1.09% | −497−0.9% | Reduced |
| FORA Capital, LLC | 55,580 | $4.06M | 0.48% | −13,907−20.0% | Reduced |
| Hillsdale Investment Management Inc. | 56,700 | $4.14M | 0.32% | +100+0.2% | Added |
| Polar Asset Management Partners Inc. | 57,500 | $4.20M | 0.10% | +39,400+217.7% | Added |
| Oak Ridge Investments LLC | 58,354 | $4.26M | 0.37% | −2,497−4.1% | Reduced |
| Simplex Trading, LLC | 59,561 | $4.35M | 0.15% | +59,561 | New |
| State of New Jersey Common Pension Fund D | 59,623 | $4.35M | 0.02% | +2,962+5.2% | Added |
| Atika Capital Management LLC | 62,000 | $4.53M | 0.48% | +26,000+72.2% | Added |
| Comerica Bank | 62,094 | $4.53M | 0.02% | +8,319+15.5% | Added |
| AQR Capital Management LLC | 62,880 | $4.59M | 0.01% | +2,353+3.9% | Added |
| Walleye Capital LLC | 63,477 | $4.63M | 0.05% | +17,550+38.2% | Added |
| D. E. Shaw & Co., Inc. | 66,735 | $4.87M | 0.01% | −221,816−76.9% | Reduced |
| Ghost Tree Capital, LLC | 75,000 | $5.47M | 1.87% | +10,000+15.4% | Added |
| Thornburg Investment Management Inc | 75,869 | $5.54M | 0.07% | +75,869 | New |
| Raymond James & Associates | 76,232 | $5.56M | 0.00% | +11,288+17.4% | Added |
| Verition Fund Management LLC | 76,406 | $5.58M | 0.04% | +60,585+382.9% | Added |
| Mutual of America Capital Management LLC | 77,116 | $5.63M | 0.06% | −723−0.9% | Reduced |
| Essex Investment Management Co LLC | 77,193 | $5.64M | 0.98% | −25,991−25.2% | Reduced |
| Engineers Gate Manager LP | 80,790 | $5.90M | 0.12% | +80,790 | New |
| CenterBook Partners LP | 81,336 | $5.94M | 0.36% | +81,336 | New |
| Algert Global LLC | 81,501 | $5.95M | 0.16% | −79,874−49.5% | Reduced |
| HAP Trading, LLC | 83,481 | $6.09M | 3.09% | +83,481 | New |
| Corebridge Financial, Inc. | 84,034 | $6.13M | 0.03% | +467+0.6% | Added |
| ExodusPoint Capital Management, LP | 85,183 | $6.22M | 0.06% | +42,578+99.9% | Added |
| Russell Investments Group, Ltd. | 86,759 | $6.33M | 0.01% | +31,595+57.3% | Added |
| Axiom Investors LLC | 87,214 | $6.37M | 0.06% | −38,384−30.6% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 87,456 | $6.38M | 0.30% | −27,195−23.7% | Reduced |
| MetLife Investment Management | 89,622 | $6.54M | 0.04% | +52+0.1% | Added |
| Rice Hall James & Associates, LLC | 93,492 | $6.82M | 0.37% | −3,332−3.4% | Reduced |
| EAM Global Investors LLC | 94,842 | $6.92M | 1.40% | +450+0.5% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 94,961 | $6.93M | 0.02% | +14,227+17.6% | Added |
| Royce & Associates LP | 95,027 | $6.94M | 0.06% | 00.0% | Unchanged |
| Nwi Management LP | 97,540 | $7.12M | 0.85% | +97,540 | New |
| Caption Management, LLC | 98,800 | $7.21M | 0.77% | +98,800 | New |
| Tang Capital Management LLC | 100,000 | $7.30M | 0.52% | 00.0% | Unchanged |
| Nicholas Investment Partners, LP | 101,145 | $7.38M | 0.68% | +26,274+35.1% | Added |
| Allianz Asset Management GmbH | 105,677 | $7.71M | 0.01% | −9,500−8.2% | Reduced |
| Acuta Capital Partners, LLC | 107,500 | $7.85M | 6.36% | +35,400+49.1% | Added |
| EAM Investors, LLC | 107,972 | $7.88M | 1.18% | +191+0.2% | Added |
| State of Wisconsin Investment Board | 109,325 | $7.98M | 0.02% | +6,086+5.9% | Added |
| Standard Life Aberdeen plc | 111,612 | $8.15M | 0.01% | 00.0% | Unchanged |
| Trexquant Investment LP | 111,682 | $8.15M | 0.10% | +111,682 | New |
| Neuberger Berman Group LLC | 111,838 | $8.16M | 0.01% | −1,910−1.7% | Reduced |
| Citigroup Inc | 121,266 | $8.85M | 0.01% | +66,327+120.7% | Added |
| Van Eck Associates Corp | 127,024 | $9.14M | 0.01% | +127,024 | New |
| Wells Fargo & Company | 127,495 | $9.31M | 0.00% | −81,635−39.0% | Reduced |
| Rhenman & Partners Asset Management AB | 129,513 | $9.45M | 0.77% | +30,000+30.1% | Added |
| Altium Capital Management LP | 130,000 | $9.49M | 2.83% | −60,000−31.6% | Reduced |
| Parallax Volatility Advisers, L.P. | 132,558 | $9.68M | 0.25% | −50,447−27.6% | Reduced |
| Prudential Financial Inc | 134,590 | $9.83M | 0.01% | +78,496+139.9% | Added |
| Schroder Investment Management Group | 140,422 | $10.2M | 0.01% | −56,495−28.7% | Reduced |
| Segall Bryant & Hamill, LLC | 140,915 | $10.3M | 0.14% | −5,761−3.9% | Reduced |
| Tri Locum Partners LP | 143,920 | $10.5M | 2.52% | −172,581−54.5% | Reduced |
| California State Teachers Retirement System | 146,742 | $10.7M | 0.01% | +8,008+5.8% | Added |
| WCM Investment Management, LLC | 148,330 | $10.8M | 0.02% | +54,806+58.6% | Added |
| Ally Bridge Group (NY) LLC | 150,833 | $11.0M | 5.89% | +21,833+16.9% | Added |
| PFM Health Sciences, LP | 152,228 | $11.1M | 0.64% | −89,087−36.9% | Reduced |
| Ikarian Capital, LLC | 154,835 | $11.3M | 3.51% | +107,000+223.7% | Added |
| Legal & General Group Plc | 161,768 | $11.8M | 0.00% | +12,205+8.2% | Added |
| Driehaus Capital Management LLC | 167,430 | $12.2M | 0.10% | +63,389+60.9% | Added |
| Group One Trading, L.P. | 170,710 | $12.5M | 0.49% | +170,710 | New |
| Patient Square Capital LP | 171,704 | $12.5M | 4.65% | +171,704 | New |
| Peregrine Capital Management LLC | 172,837 | $12.6M | 0.38% | −7,095−3.9% | Reduced |
| Iron Triangle Partners LP | 180,000 | $13.1M | 1.85% | −233,196−56.4% | Reduced |
| Perceptive Advisors LLC | 180,000 | $13.1M | 0.28% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 191,229 | $14.0M | 0.21% | +191,229 | New |
| Ra Capital Management, L.P. | 200,000 | $14.6M | 0.17% | 00.0% | Unchanged |
| Royal Bank of Canada | 200,436 | $14.6M | 0.00% | +11,360+6.0% | Added |
| Samlyn Capital, LLC | 211,498 | $15.4M | 0.25% | −147,756−41.1% | Reduced |
| Readystate Asset Management LP | 211,789 | $15.5M | 0.81% | +211,789 | New |
| Cutter Capital Management, LP | 215,884 | $15.8M | 4.65% | −11,753−5.2% | Reduced |