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 |
|---|---|---|---|---|---|
| Woodline Partners LP | 216,379 | $15.8M | 0.13% | +61,224+39.5% | Added |
| Granahan Investment Management Inc | 217,345 | $15.9M | 0.62% | −41,930−16.2% | Reduced |
| Rafferty Asset Management, LLC | 226,800 | $16.6M | 0.06% | +114,586+102.1% | Added |
| AXA S.A. | 227,181 | $16.6M | 0.05% | +630.0% | Added |
| Hudson Bay Capital Management LP | 240,000 | $17.5M | 0.12% | −227,500−48.7% | Reduced |
| Envestnet Asset Management Inc | 241,131 | $17.6M | 0.01% | +65,667+37.4% | Added |
| Westfield Capital Management Co LP | 251,739 | $18.4M | 0.08% | +251,739 | New |
| California Public Employees Retirement System | 258,877 | $18.9M | 0.01% | +63,815+32.7% | Added |
| Bank of Montreal | 262,868 | $19.1M | 0.01% | +262,868 | New |
| Susquehanna International Group, LLP | 261,546 | $19.1M | 0.03% | +110,522+73.2% | Added |
| Rhumbline Advisers | 263,045 | $19.2M | 0.02% | +26,518+11.2% | Added |
| Eagle Asset Management Inc | 263,235 | $19.4M | 0.10% | −51,455−16.4% | Reduced |
| Deutsche Bank AG | 276,942 | $20.2M | 0.01% | +20,953+8.2% | Added |
| First Trust Advisors LP | 280,819 | $20.5M | 0.02% | +225,371+406.5% | Added |
| Sofinnova Investments, Inc. | 286,307 | $20.9M | 1.73% | +58,560+25.7% | Added |
| Manufacturers Life Insurance Company, The | 288,073 | $21.0M | 0.02% | +5,062+1.8% | Added |
| Panagora Asset Management Inc | 290,470 | $21.2M | 0.10% | −65,665−18.4% | Reduced |
| New York State Common Retirement Fund | 292,779 | $21.4M | 0.03% | −29,520−9.2% | Reduced |
| Swiss National Bank | 302,500 | $22.1M | 0.01% | +25,000+9.0% | Added |
| UBS Group AG | 309,992 | $22.6M | 0.01% | +76,003+32.5% | Added |
| Point72 Asset Management, L.P. | 315,151 | $23.0M | 0.08% | −543,149−63.3% | Reduced |
| BNP Paribas Arbitrage, SA | 316,876 | $23.1M | 0.02% | +255,268+414.3% | Added |
| Barclays PLC | 332,063 | $24.2M | 0.01% | +223,468+205.8% | Added |
| SEI Investments Co | 333,597 | $24.4M | 0.03% | +55,885+20.1% | Added |
| Citadel Advisors LLC | 336,562 | $24.6M | 0.03% | −463,184−57.9% | Reduced |
| C WorldWide Group Holding A/S | 343,110 | $25.0M | 0.26% | 00.0% | Unchanged |
| Silverarc Capital Management, LLC | 347,695 | $25.4M | 5.72% | +207,695+148.4% | Added |
| First Turn Management, LLC | 356,451 | $26.0M | 4.12% | +33,091+10.2% | Added |
| Dimensional Fund Advisors LP | 367,252 | $26.8M | 0.01% | +355,163+2,937.9% | Added |
| Allspring Global Investments Holdings, LLC | 390,134 | $28.5M | 0.04% | +62,061+18.9% | Added |
| Two Sigma Advisers, LP | 392,700 | $28.7M | 0.07% | +97,300+32.9% | Added |
| Kingdon Capital Management, L.L.C. | 400,000 | $29.2M | 4.29% | −225,000−36.0% | Reduced |
| UBS Asset Management Americas Inc | 422,936 | $30.9M | 0.01% | −14,319−3.3% | Reduced |
| Octagon Capital Advisors LP | 436,820 | $31.9M | 5.11% | −213,396−32.8% | Reduced |
| Fred Alger Management, LLC | 452,316 | $33.0M | 0.16% | −46,256−9.3% | Reduced |
| Victory Capital Management Inc | 455,959 | $33.3M | 0.03% | +308,819+209.9% | Added |
| Candriam Luxembourg S.C.A. | 476,494 | $34.8M | 0.20% | −79,440−14.3% | Reduced |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 478,601 | $34.9M | 0.70% | +7,901+1.7% | Added |
| TimesSquare Capital Management, LLC | 483,869 | $35.3M | 0.53% | +483,869 | New |
| Ensign Peak Advisors, Inc | 484,121 | $35.3M | 0.06% | +125,092+34.8% | Added |
| Squarepoint Ops LLC | 485,618 | $35.5M | 0.12% | +435,071+860.7% | Added |
| Emerald Mutual Fund Advisers Trust | 487,664 | $35.6M | 1.85% | −6,185−1.3% | Reduced |
| Qube Research & Technologies Ltd | 489,307 | $35.7M | 0.07% | +489,307 | New |
| Cormorant Asset Management, LP | 500,000 | $36.5M | 1.94% | −175,000−25.9% | Reduced |
| TD Asset Management Inc | 513,082 | $37.2M | 0.03% | −12,600−2.4% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 509,439 | $37.2M | 0.09% | −144,909−22.1% | Reduced |
| Eagle Health Investments LP | 513,700 | $37.5M | 7.23% | 00.0% | Unchanged |
| Bellevue Group AG | 525,434 | $38.4M | 0.62% | −496,266−48.6% | Reduced |
| Millennium Management LLC | 564,856 | $41.2M | 0.04% | −633,654−52.9% | Reduced |
| Summit Partners Public Asset Management, LLC | 578,356 | $42.2M | 1.90% | +306,821+113.0% | Added |
| Avidity Partners Management LP | 592,000 | $43.2M | 2.20% | +162,000+37.7% | Added |
| Fiera Capital Corp | 592,415 | $43.2M | 0.13% | −13,112−2.2% | Reduced |
| Frontier Capital Management Co LLC | 594,106 | $43.4M | 0.41% | −180,298−23.3% | Reduced |
| MPM Oncology Impact Management LP | 615,391 | $44.9M | 6.74% | 00.0% | Unchanged |
| Man Group plc | 615,946 | $45.0M | 0.13% | +575,513+1,423.4% | Added |
| Long Focus Capital Management, LLC | 628,900 | $45.9M | 4.06% | −112,000−15.1% | Reduced |
| Jane Street Group, LLC | 659,675 | $48.2M | 0.08% | −180,325−21.5% | Reduced |
| Polar Capital Holdings Plc | 680,000 | $49.6M | 0.29% | +425,000+166.7% | Added |
| Rock Springs Capital Management LP | 683,344 | $49.9M | 1.62% | −125,012−15.5% | Reduced |
| First Light Asset Management, LLC | 688,910 | $50.3M | 4.18% | +137,607+25.0% | Added |
| Emerald Advisers, LLC | 689,807 | $50.4M | 1.95% | +49,540+7.7% | Added |
| American Century Companies Inc | 723,683 | $52.8M | 0.03% | −31,588−4.2% | Reduced |
| Novo Holdings A/S | 724,666 | $52.9M | 2.63% | −75,334−9.4% | Reduced |
| Voloridge Investment Management, LLC | 738,951 | $53.9M | 0.20% | −183,051−19.9% | Reduced |
| Voya Investment Management LLC | 745,794 | $54.4M | 0.06% | +2,069+0.3% | Added |
| Alyeska Investment Group, L.P. | 747,402 | $54.6M | 0.28% | +318,598+74.3% | Added |
| Jennison Associates LLC | 769,253 | $56.2M | 0.03% | +24,973+3.4% | Added |
| Marshall Wace, LLP | 771,211 | $56.3M | 0.07% | −478,140−38.3% | Reduced |
| Two Sigma Investments, LP | 801,139 | $58.5M | 0.13% | +693,395+643.6% | Added |
| Assenagon Asset Management S.A. | 857,360 | $62.6M | 0.13% | +466,306+119.2% | Added |
| Eventide Asset Management, LLC | 906,395 | $66.2M | 1.14% | +231,210+34.2% | Added |
| Wellington Management Group LLP | 962,459 | $70.3M | 0.01% | +24,025+2.6% | Added |
| Adage Capital Partners GP, L.L.C. | 1,032,562 | $75.4M | 0.13% | −292,438−22.1% | Reduced |
| Nuveen Asset Management, LLC | 1,061,157 | $77.5M | 0.02% | −268,790−20.2% | Reduced |
| Invesco Ltd. | 1,062,395 | $77.6M | 0.01% | +306,154+40.5% | Added |
| Eversept Partners, LP | 1,089,404 | $79.5M | 6.10% | −66,184−5.7% | Reduced |
| GW&K Investment Management, LLC | 1,153,515 | $84.2M | 0.72% | +391,783+51.4% | Added |
| Bank of America Corp | 1,153,898 | $84.2M | 0.01% | +34,690+3.1% | Added |
| Loomis Sayles & Co L P | 1,210,187 | $88.3M | 0.12% | −16,539−1.3% | Reduced |
| Morgan Stanley | 1,320,991 | $96.4M | 0.01% | +498,187+60.5% | Added |
| Goldman Sachs Group Inc | 1,393,049 | $101.7M | 0.02% | +203,148+17.1% | Added |
| Charles Schwab Investment Management Inc | 1,444,266 | $105.4M | 0.02% | +137,670+10.5% | Added |
| Integral Health Asset Management, LLC | 1,450,000 | $105.8M | 12.46% | −100,000−6.5% | Reduced |
| Northern Trust Corp | 1,459,964 | $106.6M | 0.02% | +67,857+4.9% | Added |
| Bank of New York Mellon Corp | 1,470,217 | $107.3M | 0.02% | −337,153−18.7% | Reduced |
| Lord, Abbett & Co. LLC | 1,470,961 | $107.4M | 0.34% | +888,384+152.5% | Added |
| Hood River Capital Management LLC | 1,472,555 | $107.5M | 1.74% | +157,163+11.9% | Added |
| Janus Henderson Group PLC | 1,488,904 | $108.7M | 0.06% | −602,874−28.8% | Reduced |
| Vestal Point Capital, LP | 1,600,000 | $116.8M | 9.22% | +850,000+113.3% | Added |
| Suvretta Capital Management, LLC | 1,635,709 | $119.4M | 4.29% | −886,091−35.1% | Reduced |
| Norges Bank | 1,656,767 | $120.9M | 0.02% | −100,658−5.7% | Reduced |
| Clearbridge Investments, LLC | 1,808,767 | $132.0M | 0.10% | +163,819+10.0% | Added |
| Pictet Asset Management Holding SA | 1,863,341 | $135.9M | 0.15% | +372,206+25.0% | Added |
| Principal Financial Group Inc | 1,871,890 | $136.6M | 0.07% | +214,130+12.9% | Added |
| Palo Alto Investors LP | 1,940,993 | $141.7M | 18.40% | −197,970−9.3% | Reduced |
| T. Rowe Price Investment Management, Inc. | 2,277,143 | $166.2M | 0.10% | −158,819−6.5% | Reduced |
| Macquarie Group Ltd | 2,285,921 | $166.9M | 0.18% | −460,707−16.8% | Reduced |
| William Blair Investment Management, LLC | 2,420,908 | $176.7M | 0.44% | −1,048,820−30.2% | Reduced |
| FIL Ltd | 2,439,748 | $178.1M | 0.16% | +921,634+60.7% | Added |
| Alliancebernstein L.P. | 2,450,093 | $178.9M | 0.06% | −42,182−1.7% | Reduced |