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 2024
Institutional positions in INSMED Inc as of Mar 31, 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
- 288
- +18 vs. Q4 2023
- Shares held
- 150.0M
- +597.0K (+0.4%) vs. Q4 2023
- Total value
- $4.07B
- −$561.4M (−12.1%) vs. Q4 2023
- New holders
- 47
- 97 more added
- Sold out
- 29
- 97 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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 2024
Shares, value and share of portfolio for each institution holding INSMED Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Qube Research & Technologies Ltd | 153,402 | $4.16M | 0.01% | +133,005+652.1% | Added |
| Ghost Tree Capital, LLC | 150,000 | $4.07M | 1.31% | +150,000 | New |
| Hennion & Walsh Asset Management, Inc. | 146,912 | $3.99M | 0.21% | +8,877+6.4% | Added |
| Susquehanna International Group, LLP | 145,498 | $3.95M | 0.01% | +29,052+24.9% | Added |
| Legal & General Group Plc | 141,824 | $3.85M | 0.00% | +346+0.2% | Added |
| California State Teachers Retirement System | 136,107 | $3.69M | 0.00% | −8,324−5.8% | Reduced |
| Credit Suisse AG | 134,182 | $3.64M | 0.00% | −174−0.1% | Reduced |
| Renaissance Technologies LLC | 133,987 | $3.63M | 0.01% | +133,987 | New |
| Granahan Investment Management Inc | 133,755 | $3.63M | 0.13% | −68,438−33.8% | Reduced |
| Standard Life Aberdeen plc | 133,499 | $3.62M | 0.01% | +33,499+33.5% | Added |
| HighVista Strategies LLC | 126,780 | $3.44M | 1.23% | 00.0% | Unchanged |
| Altium Capital Management LP | 120,000 | $3.26M | 1.45% | 00.0% | Unchanged |
| Jennison Associates LLC | 118,512 | $3.22M | 0.00% | −2,319−1.9% | Reduced |
| Artia Global Partners LP | 118,236 | $3.21M | 0.79% | +43,300+57.8% | Added |
| Knights of Columbus Asset Advisors LLC | 117,174 | $3.18M | 0.23% | −111,609−48.8% | Reduced |
| Silverarc Capital Management, LLC | 113,616 | $3.08M | 0.86% | −41,888−26.9% | Reduced |
| Algert Global LLC | 111,560 | $3.03M | 0.12% | +111,560 | New |
| Essex Investment Management Co LLC | 108,629 | $2.95M | 0.58% | +622+0.6% | Added |
| Caption Management, LLC | 99,888 | $2.71M | 0.30% | +99,888 | New |
| State of Wisconsin Investment Board | 99,448 | $2.70M | 0.01% | −12,881−11.5% | Reduced |
| State of New Jersey Common Pension Fund D | 96,978 | $2.63M | 0.01% | −8,169−7.8% | Reduced |
| Parkman Healthcare Partners LLC | 93,032 | $2.52M | 0.31% | −57,784−38.3% | Reduced |
| Allianz Asset Management GmbH | 90,677 | $2.46M | 0.00% | +61,677+212.7% | Added |
| Danske Bank A/S | 86,100 | $2.34M | 0.01% | +86,100 | New |
| Oak Ridge Investments LLC | 84,181 | $2.28M | 0.23% | −3,167−3.6% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 82,083 | $2.23M | 0.01% | −189,229−69.7% | Reduced |
| SEI Investments Co | 81,073 | $2.20M | 0.00% | −17,203−17.5% | Reduced |
| EFG Asset Management (North America) Corp. | 72,538 | $1.97M | 0.34% | +12,814+21.5% | Added |
| Exome Asset Management LLC | 71,700 | $1.95M | 1.67% | +10,200+16.6% | Added |
| Wells Fargo & Company | 71,453 | $1.94M | 0.00% | −24,894−25.8% | Reduced |
| Mutual of America Capital Management LLC | 71,148 | $1.93M | 0.02% | −5,780−7.5% | Reduced |
| MetLife Investment Management | 71,025 | $1.93M | 0.01% | −1,423−2.0% | Reduced |
| Lion Point Capital, LP | 70,335 | $1.91M | 3.65% | 00.0% | Unchanged |
| American International Group, Inc. | 68,126 | $1.85M | 0.01% | −584−0.8% | Reduced |
| Cubist Systematic Strategies, LLC | 67,111 | $1.82M | 0.02% | −107,584−61.6% | Reduced |
| Polar Asset Management Partners Inc. | 65,800 | $1.79M | 0.05% | −24,500−27.1% | Reduced |
| Axiom Investors LLC | 64,051 | $1.74M | 0.02% | +4,024+6.7% | Added |
| Raymond James & Associates | 62,001 | $1.68M | 0.00% | +20,885+50.8% | Added |
| Acuta Capital Partners, LLC | 61,718 | $1.67M | 1.09% | +32,218+109.2% | Added |
| Cinctive Capital Management LP | 60,263 | $1.63M | 0.08% | −114,737−65.6% | Reduced |
| Trexquant Investment LP | 59,887 | $1.62M | 0.03% | −45,595−43.2% | Reduced |
| Envestnet Asset Management Inc | 56,250 | $1.53M | 0.00% | −5,655−9.1% | Reduced |
| Voloridge Investment Management, LLC | 55,726 | $1.51M | 0.01% | −32,819−37.1% | Reduced |
| New York State Common Retirement Fund | 55,209 | $1.50M | 0.00% | −922−1.6% | Reduced |
| UBS Oconnor LLC | 53,507 | $1.45M | 0.04% | −3,220−5.7% | Reduced |
| Profund Advisors LLC | 52,943 | $1.44M | 0.06% | −1,084−2.0% | Reduced |
| Ikarian Capital, LLC | 51,335 | $1.39M | 0.38% | +51,335 | New |
| Guggenheim Capital LLC | 50,692 | $1.38M | 0.01% | +6,682+15.2% | Added |
| Mirae Asset Global Investments Co., Ltd. | 72,715 | $1.37M | 0.00% | −4,189−5.4% | Reduced |
| Great West Life Assurance Co | 50,228 | $1.36M | 0.00% | +30+0.1% | Added |
| Legato Capital Management LLC | 50,258 | $1.36M | 0.16% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 50,000 | $1.36M | 0.00% | 00.0% | Unchanged |
| Littlejohn & Co LLC | 50,000 | $1.36M | 0.87% | +50,000 | New |
| Comerica Bank | 49,540 | $1.34M | 0.01% | +48,327+3,984.1% | Added |
| Erste Asset Management GmbH | 47,600 | $1.30M | 0.02% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 44,779 | $1.21M | 0.04% | +44,779 | New |
| Schroder Investment Management Group | 40,100 | $1.09M | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 37,911 | $1.03M | 0.00% | +1,486+4.1% | Added |
| Royal Bank of Canada | 37,448 | $1.01M | 0.00% | −35,707−48.8% | Reduced |
| Arizona State Retirement System | 37,351 | $1.01M | 0.01% | −838−2.2% | Reduced |
| Shell Asset Management Co | 14,294 | $958.0K | 0.04% | +14,294 | New |
| ProShare Advisors LLC | 35,241 | $956.1K | 0.00% | +3,218+10.0% | Added |
| XTX Topco Ltd | 33,500 | $908.9K | 0.12% | +33,500 | New |
| Engineers Gate Manager LP | 32,557 | $883.3K | 0.02% | +19,383+147.1% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 31,376 | $851.2K | 0.00% | +604+2.0% | Added |
| Handelsbanken Fonder AB | 30,481 | $827.0K | 0.00% | +1,900+6.6% | Added |
| Teacher Retirement System of Texas | 30,247 | $821.0K | 0.01% | −1,362−4.3% | Reduced |
| Winton Group Ltd | 29,794 | $808.3K | 0.06% | +29,794 | New |
| Chartwell Investment Partners, LLC | 29,416 | $798.0K | 0.03% | +5,417+22.6% | Added |
| Atomi Financial Group, Inc. | 29,264 | $793.9K | 0.07% | −86−0.3% | Reduced |
| Group One Trading, L.P. | 29,139 | $790.5K | 0.03% | +29,139 | New |
| China Universal Asset Management Co., Ltd. | 28,569 | $775.1K | 0.10% | +12,018+72.6% | Added |
| Laurion Capital Management LP | 28,173 | $764.3K | 0.02% | 00.0% | Unchanged |
| Eisler Capital (US) LLC | 26,213 | $711.2K | 0.24% | +26,213 | New |
| Requisite Capital Management, LLC | 25,000 | $678.3K | 0.15% | +25,000 | New |
| HRT Financial LP | 24,944 | $676.0K | 0.00% | −81,791−76.6% | Reduced |
| Brevan Howard Capital Management LP | 24,573 | $666.7K | 0.06% | +18,112+280.3% | Added |
| Wolverine Trading, LLC | 24,229 | $657.3K | 0.01% | +24,229 | New |
| State Board of Administration of Florida Retirement System | 38,232 | $651.9K | 0.00% | +610+1.6% | Added |
| Dana Investment Advisors, Inc. | 23,690 | $642.7K | 0.02% | +8,060+51.6% | Added |
| Russell Investments Group, Ltd. | 22,101 | $599.6K | 0.00% | +21,963+15,915.2% | Added |
| Diversified Trust Co | 21,684 | $588.3K | 0.02% | +1,078+5.2% | Added |
| Susquehanna Portfolio Strategies, LLC | 21,419 | $581.1K | 0.01% | −143,077−87.0% | Reduced |
| Simplex Trading, LLC | 21,007 | $569.0K | 0.02% | +21,007 | New |
| Creative Planning | 20,904 | $567.1K | 0.00% | +3,576+20.6% | Added |
| HAP Trading, LLC | 20,517 | $556.6K | 0.17% | +20,517 | New |
| Henshaw Capital LLC | 20,148 | $546.6K | 0.03% | −2,230−10.0% | Reduced |
| STRS Ohio | 20,100 | $545.0K | 0.00% | +9,100+82.7% | Added |
| Victory Capital Management Inc | 19,042 | $516.6K | 0.00% | +245+1.3% | Added |
| B. Metzler seel. Sohn & Co. AG | 18,672 | $506.6K | 0.01% | 00.0% | Unchanged |
| J. Goldman & Co LP | 18,221 | $494.3K | 0.02% | −7,793−30.0% | Reduced |
| Graham Capital Management, L.P. | 18,071 | $490.3K | 0.01% | +6,763+59.8% | Added |
| Belvedere Trading LLC | 17,568 | $476.6K | 0.03% | +17,568 | New |
| Prelude Capital Management, LLC | 17,304 | $469.5K | 0.03% | +3,904+29.1% | Added |
| Ellsworth Advisors, LLC | 17,212 | $469.0K | 0.13% | +17,212 | New |
| Sectoral Asset Management Inc | 16,421 | $445.5K | 0.18% | +2,610+18.9% | Added |
| Fox Run Management, L.L.C. | 16,416 | $445.4K | 0.10% | +16,416 | New |
| EP Wealth Advisors, LLC | 16,303 | $442.3K | 0.01% | +16,303 | New |
| HSBC Holdings PLC | 15,896 | $431.3K | 0.00% | +15,896 | New |
| E Fund Management Co., Ltd. | 15,577 | $422.6K | 0.03% | −1,601−9.3% | Reduced |