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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 2023

Institutional positions in INSMED Inc as of Jun 30, 2023. 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
223
−7 vs. Q1 2023
Shares held
146.4M
+915.2K (+0.6%) vs. Q1 2023
Total value
$3.09B
+$608.2M (+24.5%) vs. Q1 2023
New holders
25
80 more added
Sold out
32
77 more reduced

Compare with Q1 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.

Institutional holdersQ2 2023: 223 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 2023: $3.09B
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 2023

Shares, value and share of portfolio for each institution holding INSMED Inc; share changes are against Q1 2023.

Institutions holding INSM in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Hudson Bay Capital Management LP1,700,000$35.9M0.36%−37,500−2.2%Reduced
Assenagon Asset Management S.A.1,782,054$37.6M0.15%+374,715+26.6%Added
Ameriprise Financial Inc1,859,204$39.2M0.01%−145,713−7.3%Reduced
Samlyn Capital, LLC1,977,290$41.7M0.72%−2660.0%Reduced
Holocene Advisors, LP2,082,878$43.9M0.19%−132,269−6.0%Reduced
Janus Henderson Group PLC2,195,188$46.3M0.03%−365,981−14.3%Reduced
Bank of New York Mellon Corp2,448,464$51.7M0.01%−45,260−1.8%Reduced
Alliancebernstein L.P.2,524,643$53.3M0.02%+50,255+2.0%Added
Geode Capital Management, LLC2,703,543$57.0M0.01%+77,868+3.0%Added
Suvretta Capital Management, LLC3,109,334$65.6M3.51%+177,196+6.0%Added
Bellevue Group AG3,300,911$69.6M0.99%+7,809+0.2%Added
Franklin Resources Inc3,433,640$72.4M0.03%−73,536−2.1%Reduced
Pictet Asset Management SA3,696,315$78.0M0.09%−234,448−6.0%Reduced
FMR LLC4,083,295$86.2M0.01%+496,295+13.8%Added
William Blair Investment Management, LLC4,285,919$90.4M0.29%+579,241+15.6%Added
Macquarie Group Ltd4,391,080$92.7M0.11%+338,716+8.4%Added
Palo Alto Investors LP5,889,491$124.3M10.04%00.0%Unchanged
State Street Corp6,020,579$127.0M0.01%−304,626−4.8%Reduced
Deep Track Capital, LP6,500,000$137.2M6.41%00.0%Unchanged
T. Rowe Price Investment Management, Inc.8,304,314$175.2M0.12%−111,116−1.3%Reduced
Price T Rowe Associates Inc10,172,296$214.6M0.03%+190,232+1.9%Added
BlackRock Inc.10,258,282$216.4M0.01%+170,862+1.7%Added
Vanguard Group Inc13,320,556$281.1M0.01%−42,755−0.3%Reduced
Twinbeech Capital LP0$00.00%−248,667−100.0%Sold out
Putnam Investments LLC0$00.00%−173,251−100.0%Sold out
Thrivent Financial for Lutherans0$00.00%−163,160−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−82,072−100.0%Sold out
Sycale Advisors (NY) LLC0$00.00%−80,236−100.0%Sold out
Ergoteles LLC0$00.00%−77,184−100.0%Sold out
Walleye Capital LLC0$00.00%−66,440−100.0%Sold out
Jefferies Financial Group Inc.0$00.00%−65,900−100.0%Sold out
Squarepoint Ops LLC0$00.00%−47,253−100.0%Sold out
Engineers Gate Manager LP0$00.00%−45,711−100.0%Sold out
First Trust Advisors LP0$00.00%−39,481−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−37,661−100.0%Sold out
Tejara Capital Ltd0$00.00%−34,529−100.0%Sold out
Prosight Management, LP0$00.00%−26,359−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−24,385−100.0%Sold out
Quantamental Technologies LLC0$00.00%−14,965−100.0%Sold out
Portman Square Capital LLP0$00.00%−11,448−100.0%Sold out
Virtus Investment Advisers, Inc.0$00.00%−10,007−100.0%Sold out
Walleye Trading LLC0$00.00%−9,157−100.0%Sold out
Values First Advisors, Inc.0$00.00%−3,320−100.0%Sold out
Belpointe Asset Management LLC0$00.00%−1,042−100.0%Sold out
Baillie Gifford & Co0$00.00%−802−100.0%Sold out
Crewe Advisors LLC0$00.00%−301−100.0%Sold out
Clean Yield Group0$00.00%−59−100.0%Sold out
Global Retirement Partners, LLC0$00.00%−15−100.0%Sold out
JFS Wealth Advisors, LLC0$00.00%−9−100.0%Sold out
SJS Investment Consulting Inc.0$00.00%−5−100.0%Sold out
Northwestern Mutual Wealth Management Co0$00.00%−5−100.0%Sold out
Schubert & Co0$00.00%−4−100.0%Sold out
Disciplined Investments, LLC0$00.00%−3−100.0%Sold out
AdvisorNet Financial, Inc0$00.00%−2−100.0%Sold out
TCI Wealth Advisors, Inc.0$00.00%−1−100.0%Sold out