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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, Q2 2024

Institutional positions in INSMED Inc as of Jun 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
378
+93 vs. Q1 2024
Shares held
175.3M
+25.4M (+17.0%) vs. Q1 2024
Total value
$11.7B
+$7.68B (+189.0%) vs. Q1 2024
New holders
130
132 more added
Sold out
37
100 more reduced

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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.

Institutional holdersQ2 2024: 378 institutions
Q1 2021: 199 institutionsQ2 2021: 203 institutionsQ3 2021: 193 institutionsQ4 2021: 214 institutionsQ1 2022: 224 institutionsQ2 2022: 214 institutionsQ3 2022: 238 institutionsQ4 2022: 225 institutionsQ1 2023: 230 institutionsQ2 2023: 223 institutionsQ3 2023: 252 institutionsQ4 2023: 271 institutionsQ1 2024: 288 institutionsQ2 2024: 378 institutionsQ3 2024: 414 institutionsQ4 2024: 439 institutionsQ1 2025: 442 institutionsQ2 2025: 516 institutionsQ3 2025: 566 institutionsQ4 2025: 678 institutionsQ1 2026: 675 institutionsQ2 2026: 667 institutions
Value heldQ2 2024: $11.7B
Q1 2021: $3.63BQ2 2021: $3.46BQ3 2021: $3.40BQ4 2021: $3.36BQ1 2022: $2.97BQ2 2022: $2.55BQ3 2022: $2.74BQ4 2022: $2.87BQ1 2023: $2.48BQ2 2023: $3.09BQ3 2023: $3.72BQ4 2023: $4.64BQ1 2024: $4.07BQ2 2024: $11.7BQ3 2024: $13.7BQ4 2024: $13.3BQ1 2025: $15.3BQ2 2025: $21.2BQ3 2025: $30.3BQ4 2025: $37.8BQ1 2026: $35.7BQ2 2026: $23.8B
Institutions holding INSM and their total value by quarter
QuarterHoldersValue
Q2 2026667$23.8B
Q1 2026675$35.7B
Q4 2025678$37.8B
Q3 2025566$30.3B
Q2 2025516$21.2B
Q1 2025442$15.3B
Q4 2024439$13.3B
Q3 2024414$13.7B
Q2 2024378$11.7B
Q1 2024288$4.07B
Q4 2023271$4.64B
Q3 2023252$3.72B
Q2 2023223$3.09B
Q1 2023230$2.48B
Q4 2022225$2.87B
Q3 2022238$2.74B
Q2 2022214$2.55B
Q1 2022224$2.97B
Q4 2021214$3.36B
Q3 2021193$3.40B
Q2 2021203$3.46B
Q1 2021199$3.63B

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding INSMED Inc; share changes are against Q1 2024.

Institutions holding INSM in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc16,013,010$1.07B0.02%+1,503,775+10.4%Added
BlackRock Inc.14,264,495$955.7M0.02%+2,464,794+20.9%Added
Price T Rowe Associates Inc12,163,368$814.9M0.10%+1,394,002+12.9%Added
FMR LLC7,305,130$489.4M0.03%−2,013,764−21.6%Reduced
Capital International Investors5,869,888$393.3M0.08%+4,249,074+262.2%Added
State Street Corp4,662,439$312.4M0.01%−1,242,688−21.0%Reduced
Geode Capital Management, LLC3,640,720$244.0M0.02%+476,969+15.1%Added
RTW Investments, LP3,640,108$243.9M3.78%+1,775,000+95.2%Added
Baker Bros. Advisors LP3,576,038$239.6M3.06%+3,233,038+942.6%Added
Darwin Global Management, Ltd.3,541,095$237.1M27.58%+3,541,095New
William Blair Investment Management, LLC3,469,728$232.5M0.61%−744,991−17.7%Reduced
JPMorgan Chase & Co2,926,185$196.1M0.02%+2,636,654+910.7%Added
Macquarie Group Ltd2,746,628$184.0M0.21%−1,152,876−29.6%Reduced
Franklin Resources Inc2,718,290$182.1M0.06%−848,723−23.8%Reduced
Ameriprise Financial Inc2,530,994$169.6M0.05%−204,344−7.5%Reduced
Suvretta Capital Management, LLC2,521,800$169.0M6.90%+498,800+24.7%Added
Alliancebernstein L.P.2,492,275$167.0M0.06%+345,796+16.1%Added
Artisan Partners Limited Partnership2,489,431$166.8M0.25%+2,489,431New
T. Rowe Price Investment Management, Inc.2,435,962$163.2M0.10%−1,015,618−29.4%Reduced
Palo Alto Investors LP2,138,963$143.3M16.61%−2,284,406−51.6%Reduced
Janus Henderson Group PLC2,091,778$140.1M0.08%−137,685−6.2%Reduced
Deep Track Capital, LP2,000,000$134.0M4.00%−2,783,679−58.2%Reduced
Bank of New York Mellon Corp1,807,370$121.1M0.02%−243,941−11.9%Reduced
Norges Bank1,757,425$117.7M0.02%+168,884+10.6%Added
Principal Financial Group Inc1,657,760$111.1M0.07%+218,480+15.2%Added
Clearbridge Investments, LLC1,644,948$110.2M0.09%+714,539+76.8%Added
Integral Health Asset Management, LLC1,550,000$103.8M10.34%+250,000+19.2%Added
FIL Ltd1,518,114$101.7M0.10%+797,869+110.8%Added
Pictet Asset Management Holding SA1,491,135$99.9M0.11%−38,873−2.5%Reduced
Northern Trust Corp1,392,107$93.3M0.02%+55,310+4.1%Added
Nuveen Asset Management, LLC1,329,947$89.1M0.03%+792,716+147.6%Added
Adage Capital Partners GP, L.L.C.1,325,000$88.8M0.16%+1,075,000+430.0%Added
Hood River Capital Management LLC1,315,392$88.1M1.83%+352,891+36.7%Added
Charles Schwab Investment Management Inc1,306,596$87.5M0.02%+179,829+16.0%Added
Marshall Wace, LLP1,249,351$83.7M0.12%−80,697−6.1%Reduced
Loomis Sayles & Co L P1,226,726$82.2M0.11%−265,068−17.8%Reduced
Millennium Management LLC1,198,510$80.3M0.07%+921,892+333.3%Added
Goldman Sachs Group Inc1,189,901$79.7M0.02%+436,291+57.9%Added
Eversept Partners, LP1,155,588$77.4M5.93%+1,155,588New
Bank of America Corp1,119,208$75.0M0.01%+123,080+12.4%Added
Viking Global Investors LPSuperinvestorViking Global Investors1,035,970$69.4M0.27%+1,035,970New
Bellevue Group AG1,021,700$68.5M1.11%−1,120,143−52.3%Reduced
Wellington Management Group LLP938,434$62.9M0.01%+938,434New
Voloridge Investment Management, LLC922,002$61.8M0.23%+866,276+1,554.5%Added
Point72 Asset Management, L.P.858,300$57.5M0.19%+858,300New
Jane Street Group, LLC840,000$56.3M0.06%+569,027+210.0%Added
Morgan Stanley822,804$55.1M0.00%−116,799−12.4%Reduced
Rock Springs Capital Management LP808,356$54.2M1.63%+808,356New
Novo Holdings A/S800,000$53.6M2.89%−539,304−40.3%Reduced
Citadel Advisors LLC799,746$53.6M0.05%−127,817−13.8%Reduced
Frontier Capital Management Co LLC774,404$51.9M0.51%+27,073+3.6%Added
GW&K Investment Management, LLC761,732$51.0M0.47%−508,166−40.0%Reduced
Invesco Ltd.756,241$50.7M0.01%+588,678+351.3%Added
American Century Companies Inc755,271$50.6M0.03%+52,647+7.5%Added
Vestal Point Capital, LP750,000$50.3M3.75%00.0%Unchanged
Jennison Associates LLC744,280$49.9M0.03%+625,768+528.0%Added
Voya Investment Management LLC743,725$49.8M0.05%+271,719+57.6%Added
Long Focus Capital Management, LLC740,900$49.6M5.13%+309,251+71.6%Added
Eventide Asset Management, LLC675,185$45.2M0.77%+40,000+6.3%Added
Cormorant Asset Management, LP675,000$45.2M2.63%+100,000+17.4%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.654,348$43.8M0.11%−317,965−32.7%Reduced
Octagon Capital Advisors LP650,216$43.6M7.19%−489,784−43.0%Reduced
Emerald Advisers, LLC640,267$42.9M1.80%+10,088+1.6%Added
Kingdon Capital Management, L.L.C.625,000$41.9M6.47%+170,000+37.4%Added
MPM Oncology Impact Management LP615,391$41.2M6.41%+84,597+15.9%Added
Fiera Capital Corp605,527$40.6M0.13%+605,527New
Lord, Abbett & Co. LLC582,577$39.0M0.13%+582,577New
Farallon Capital Management, L.L.C.568,000$38.1M0.22%+568,000New
Candriam Luxembourg S.C.A.555,934$37.2M0.23%+165,734+42.5%Added
First Light Asset Management, LLC551,303$36.9M3.24%+268,537+95.0%Added
TD Asset Management Inc525,682$35.2M0.03%+98,504+23.1%Added
Eagle Health Investments LP513,700$34.4M6.15%+513,700New
Fred Alger Management, LLC498,572$33.4M0.16%+498,572New
Emerald Mutual Fund Advisers Trust493,849$33.1M1.73%+9,135+1.9%Added
Soros Fund Management LLCSuperinvestorSoros Fund Management470,700$31.5M0.71%+470,700New
Hudson Bay Capital Management LP467,500$31.3M0.24%−159,310−25.4%Reduced
UBS Asset Management Americas Inc437,255$29.3M0.01%+30,230+7.4%Added
Avidity Partners Management LP430,000$28.8M1.22%+430,000New
Alyeska Investment Group, L.P.428,804$28.7M0.17%+228,804+114.4%Added
Iron Triangle Partners LP413,196$27.7M2.90%+413,196New
Assenagon Asset Management S.A.391,054$26.2M0.07%−820,506−67.7%Reduced
Samlyn Capital, LLC359,254$24.1M0.41%−228,380−38.9%Reduced
Ensign Peak Advisors, Inc359,029$24.1M0.04%+17,455+5.1%Added
Panagora Asset Management Inc356,135$23.9M0.12%−158,694−30.8%Reduced
C WorldWide Group Holding A/S343,110$23.0M0.25%00.0%Unchanged
Allspring Global Investments Holdings, LLC328,073$22.0M0.04%+323,772+7,527.8%Added
First Turn Management, LLC323,360$21.7M3.52%+323,360New
New York State Common Retirement Fund322,299$21.6M0.03%+267,090+483.8%Added
Tri Locum Partners LP316,501$21.2M5.36%+316,501New
Eagle Asset Management Inc314,690$20.9M0.11%−209,682−40.0%Reduced
Two Sigma Advisers, LP295,400$19.8M0.04%−421,000−58.8%Reduced
D. E. Shaw & Co., Inc.288,551$19.3M0.03%+114,529+65.8%Added
Manufacturers Life Insurance Company, The283,011$19.0M0.02%+50,330+21.6%Added
SEI Investments Co277,712$18.6M0.03%+196,639+242.5%Added
Swiss National Bank277,500$18.6M0.01%+9,100+3.4%Added
Summit Partners Public Asset Management, LLC271,535$18.2M0.84%+271,535New
Susquehanna Fundamental Investments, LLC270,960$18.2M0.42%+104,551+62.8%Added
Granahan Investment Management Inc259,275$17.4M0.69%+125,520+93.8%Added
Deutsche Bank AG255,989$17.2M0.01%+1,429+0.6%Added
Polar Capital Holdings Plc255,000$17.1M0.10%+3,300+1.3%Added