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, Q4 2024
Institutional positions in INSMED Inc as of Dec 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
- 439
- +32 vs. Q3 2024
- Shares held
- 192.6M
- +4.94M (+2.6%) vs. Q3 2024
- Total value
- $13.3B
- −$406.1M (−3.0%) vs. Q3 2024
- New holders
- 75
- 178 more added
- Sold out
- 43
- 144 more reduced
7 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding INSMED Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 18,218,973 | $1.26B | 0.02% | +1,075,796+6.3% | Added |
| BlackRock, Inc. | 16,032,944 | $1.11B | 0.02% | +1,062,792+7.1% | Added |
| Darwin Global Management, Ltd. | 12,960,538 | $894.8M | 84.75% | +2,463,261+23.5% | Added |
| Price T Rowe Associates Inc | 12,704,410 | $877.1M | 0.10% | +123,429+1.0% | Added |
| Capital International Investors | 7,116,997 | $491.4M | 0.09% | +593,206+9.1% | Added |
| State Street Corp | 6,106,153 | $421.6M | 0.02% | −72,077−1.2% | Reduced |
| Baker Bros. Advisors LP | 5,006,863 | $345.7M | 3.69% | +590,945+13.4% | Added |
| FMR LLC | 4,856,249 | $335.3M | 0.02% | −2,335,269−32.5% | Reduced |
| Geode Capital Management, LLC | 4,087,143 | $282.2M | 0.02% | +273,759+7.2% | Added |
| JPMorgan Chase & Co | 3,286,248 | $226.9M | 0.02% | −20,098−0.6% | Reduced |
| Artisan Partners Limited Partnership | 3,126,339 | $215.8M | 0.33% | +242,242+8.4% | Added |
| RTW Investments, LP | 3,014,558 | $208.1M | 3.15% | −257,450−7.9% | Reduced |
| Ameriprise Financial Inc | 2,850,097 | $196.8M | 0.05% | +269,678+10.5% | Added |
| FIL Ltd | 2,638,160 | $182.1M | 0.17% | +198,412+8.1% | Added |
| William Blair Investment Management, LLC | 2,433,443 | $168.0M | 0.41% | +12,535+0.5% | Added |
| Alliancebernstein L.P. | 2,363,561 | $163.2M | 0.06% | −86,532−3.5% | Reduced |
| Macquarie Group Ltd | 2,313,159 | $159.7M | 0.19% | +27,238+1.2% | Added |
| Franklin Resources Inc | 2,160,103 | $149.1M | 0.04% | −561,286−20.6% | Reduced |
| T. Rowe Price Investment Management, Inc. | 1,982,707 | $136.9M | 0.08% | −294,436−12.9% | Reduced |
| Pictet Asset Management Holding SA | 1,959,718 | $135.3M | 0.15% | +96,377+5.2% | Added |
| Clearbridge Investments, LLC | 1,878,450 | $129.7M | 0.11% | +69,683+3.9% | Added |
| Norges Bank | 1,833,810 | $126.6M | 0.02% | +177,043+10.7% | Added |
| Principal Financial Group Inc | 1,817,643 | $125.5M | 0.07% | −54,247−2.9% | Reduced |
| Northern Trust Corp | 1,750,642 | $120.9M | 0.02% | +290,678+19.9% | Added |
| Goldman Sachs Group Inc | 1,720,049 | $118.8M | 0.02% | +327,000+23.5% | Added |
| Adage Capital Partners GP, L.L.C. | 1,647,562 | $113.7M | 0.20% | +615,000+59.6% | Added |
| Suvretta Capital Management, LLC | 1,611,561 | $111.3M | 4.12% | −24,148−1.5% | Reduced |
| Palo Alto Investors LP | 1,603,465 | $110.7M | 17.15% | −337,528−17.4% | Reduced |
| Integral Health Asset Management, LLC | 1,550,000 | $107.0M | 9.46% | +100,000+6.9% | Added |
| Charles Schwab Investment Management Inc | 1,546,607 | $106.8M | 0.02% | +102,341+7.1% | Added |
| Hood River Capital Management LLC | 1,525,628 | $105.3M | 1.56% | +53,073+3.6% | Added |
| Lord, Abbett & Co. LLC | 1,457,210 | $100.6M | 0.32% | −13,751−0.9% | Reduced |
| Janus Henderson Group PLC | 1,445,696 | $99.8M | 0.05% | −43,208−2.9% | Reduced |
| Bank of New York Mellon Corp | 1,438,466 | $99.3M | 0.02% | −31,751−2.2% | Reduced |
| Morgan Stanley | 1,351,365 | $93.3M | 0.01% | +30,374+2.3% | Added |
| Nuveen Asset Management, LLC | 1,266,630 | $87.4M | 0.02% | +205,473+19.4% | Added |
| Loomis Sayles & Co L P | 1,174,791 | $81.1M | 0.10% | −35,396−2.9% | Reduced |
| GW&K Investment Management, LLC | 1,135,393 | $78.4M | 0.67% | −18,122−1.6% | Reduced |
| Bank of America Corp | 1,107,666 | $76.5M | 0.01% | −46,232−4.0% | Reduced |
| Eventide Asset Management, LLC | 1,100,993 | $76.0M | 1.38% | +194,598+21.5% | Added |
| Marshall Wace, LLP | 1,064,215 | $73.5M | 0.09% | +293,004+38.0% | Added |
| Invesco Ltd. | 1,016,090 | $70.2M | 0.01% | −46,305−4.4% | Reduced |
| Westfield Capital Management Co LP | 938,551 | $64.8M | 0.28% | +686,812+272.8% | Added |
| Alyeska Investment Group, L.P. | 935,779 | $64.6M | 0.24% | +188,377+25.2% | Added |
| Vestal Point Capital, LP | 900,000 | $62.1M | 3.68% | −700,000−43.8% | Reduced |
| American Century Companies Inc | 812,780 | $56.1M | 0.03% | +89,097+12.3% | Added |
| Jennison Associates LLC | 773,813 | $53.4M | 0.03% | +4,560+0.6% | Added |
| Wellington Management Group LLP | 752,226 | $51.9M | 0.01% | −210,233−21.8% | Reduced |
| Polar Capital Holdings Plc | 730,000 | $50.4M | 0.28% | +50,000+7.4% | Added |
| Novo Holdings A/S | 724,666 | $50.0M | 3.03% | 00.0% | Unchanged |
| Millennium Management LLC | 699,006 | $48.3M | 0.04% | +134,150+23.7% | Added |
| Holocene Advisors, LP | 687,712 | $47.5M | 0.15% | +687,712 | New |
| Emerald Advisers, LLC | 684,636 | $47.3M | 1.83% | −5,171−0.7% | Reduced |
| TimesSquare Capital Management, LLC | 684,384 | $47.2M | 0.69% | +200,515+41.4% | Added |
| Brown Advisory Inc | 662,997 | $45.8M | 0.06% | +662,997 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 654,901 | $45.2M | 0.11% | +145,462+28.6% | Added |
| Long Focus Capital Management, LLC | 650,800 | $44.9M | 3.44% | +21,900+3.5% | Added |
| Cormorant Asset Management, LP | 650,000 | $44.9M | 2.46% | +150,000+30.0% | Added |
| Summit Partners Public Asset Management, LLC | 638,848 | $44.1M | 1.48% | +60,492+10.5% | Added |
| Two Sigma Investments, LP | 593,996 | $41.0M | 0.09% | −207,143−25.9% | Reduced |
| Duquesne Family Office LLCSuperinvestorDuquesne Family Office | 593,470 | $41.0M | 1.15% | +573,470+2,867.4% | Added |
| Fiera Capital Corp | 581,854 | $40.2M | 0.13% | −10,561−1.8% | Reduced |
| Rock Springs Capital Management LP | 550,000 | $38.0M | 1.45% | −133,344−19.5% | Reduced |
| Voya Investment Management LLC | 548,867 | $37.9M | 0.04% | −196,927−26.4% | Reduced |
| Ensign Peak Advisors, Inc | 529,049 | $36.5M | 0.06% | +44,928+9.3% | Added |
| TD Asset Management Inc | 526,890 | $36.4M | 0.03% | +13,808+2.7% | Added |
| Assenagon Asset Management S.A. | 525,193 | $36.3M | 0.07% | −332,167−38.7% | Reduced |
| Eagle Health Investments LP | 513,700 | $35.5M | 8.69% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 508,787 | $35.1M | 0.04% | +442,052+662.4% | Added |
| Deutsche Bank AG | 488,966 | $33.8M | 0.01% | +212,024+76.6% | Added |
| UBS Asset Management Americas Inc | 486,847 | $33.6M | 0.01% | +63,911+15.1% | Added |
| First Light Asset Management, LLC | 470,192 | $32.5M | 3.11% | −218,718−31.7% | Reduced |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 455,089 | $31.4M | 0.55% | −23,512−4.9% | Reduced |
| Candriam Luxembourg S.C.A. | 453,520 | $31.3M | 0.18% | −22,974−4.8% | Reduced |
| Logos Global Management LP | 450,000 | $31.1M | 3.64% | +450,000 | New |
| First Turn Management, LLC | 446,980 | $30.9M | 5.53% | +90,529+25.4% | Added |
| Susquehanna International Group, LLP | 444,435 | $30.7M | 0.05% | +182,889+69.9% | Added |
| Frontier Capital Management Co LLC | 435,006 | $30.0M | 0.29% | −159,100−26.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 423,094 | $29.6M | 0.05% | +32,960+8.4% | Added |
| Victory Capital Management Inc | 410,577 | $28.3M | 0.03% | −45,382−10.0% | Reduced |
| UBS Group AG | 405,725 | $28.0M | 0.01% | +95,733+30.9% | Added |
| Emerald Mutual Fund Advisers Trust | 400,624 | $27.7M | 1.68% | −87,040−17.8% | Reduced |
| MPM Oncology Impact Management LP | 389,611 | $26.9M | 3.82% | −225,780−36.7% | Reduced |
| Qube Research & Technologies Ltd | 389,033 | $26.9M | 0.04% | −100,274−20.5% | Reduced |
| Fred Alger Management, LLC | 385,460 | $26.6M | 0.13% | −66,856−14.8% | Reduced |
| Silverarc Capital Management, LLC | 372,230 | $25.7M | 5.75% | +24,535+7.1% | Added |
| Raymond James Financial Inc | 363,446 | $25.1M | 0.01% | +363,446 | New |
| SEI Investments Co | 362,616 | $25.0M | 0.03% | +29,019+8.7% | Added |
| Barclays PLC | 354,436 | $24.5M | 0.01% | +22,373+6.7% | Added |
| Dimensional Fund Advisors LP | 350,939 | $24.2M | 0.01% | −16,313−4.4% | Reduced |
| B Group, Inc. | 350,000 | $24.2M | 14.77% | +350,000 | New |
| Caption Management, LLC | 348,994 | $24.1M | 0.99% | +250,194+253.2% | Added |
| C WorldWide Group Holding A/S | 343,110 | $23.7M | 0.29% | 00.0% | Unchanged |
| Octagon Capital Advisors LP | 332,000 | $22.9M | 3.90% | −104,820−24.0% | Reduced |
| Two Sigma Advisers, LP | 326,500 | $22.5M | 0.05% | −66,200−16.9% | Reduced |
| Citadel Advisors LLC | 323,735 | $22.4M | 0.02% | −12,827−3.8% | Reduced |
| Swiss National Bank | 321,100 | $22.2M | 0.01% | +18,600+6.1% | Added |
| Soleus Capital Management, L.P. | 320,272 | $22.1M | 1.67% | +290,000+958.0% | Added |
| New York State Common Retirement Fund | 317,753 | $21.9M | 0.03% | +24,974+8.5% | Added |
| Panagora Asset Management Inc | 317,162 | $21.9M | 0.10% | +26,692+9.2% | Added |