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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, Q1 2021

Institutional positions in INSMED Inc as of Mar 31, 2021. 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
199
No complete 13F data for Q4 2020
Shares held
106.6M
No complete 13F data for Q4 2020
Total value
$3.63B
No complete 13F data for Q4 2020

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 holdersQ1 2021: 199 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 heldQ1 2021: $3.63B
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, Q1 2021

Shares, value and share of portfolio for each institution holding INSMED Inc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding INSM in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Manufacturers Life Insurance Company, The56,833$1.94M0.00%––
UBS Group AG50,925$1.73M0.00%––
AQR Capital Management LLC49,310$1.68M0.00%––
Mackay Shields LLC47,744$1.63M0.01%––
Knights of Columbus Asset Advisors LLC46,673$1.59M0.16%––
Erste Asset Management GmbH47,600$1.54M0.04%––
Acuta Capital Partners, LLC42,500$1.45M0.52%––
ProShare Advisors LLC41,307$1.41M0.00%––
State Board of Administration of Florida Retirement System38,872$1.32M0.00%––
MetLife Investment Management38,427$1.31M0.01%––
International Biotechnology Trust PLC33,600$1.14M0.30%––
Susquehanna Fundamental Investments, LLC30,320$1.03M0.02%––
Arizona State Retirement System29,654$1.01M0.01%––
Metropolitan Life Insurance Co27,846$948.4K0.01%––
Susquehanna International Group, LLP26,222$893.0K0.00%––
Envestnet Asset Management Inc23,826$812.0K0.00%––
Weiss Multi-Strategy Advisers LLC23,111$787.0K0.02%––
Stifel Financial Corp22,771$776.0K0.00%––
Allianz Asset Management GmbH22,695$773.0K0.00%––
Raymond James & Associates22,292$759.0K0.00%––
Davide Leone & Partners Investment Co Ltd.21,995$749.0K0.10%––
Los Angeles Capital Management LLC20,256$690.0K0.00%––
Gsa Capital Partners LLP20,182$687.0K0.11%––
Handelsbanken Fonder AB19,381$660.0K0.00%––
Tru Independence Asset Management 2, LLC18,811$641.0K0.51%––
Cna Financial Corp17,994$613.0K0.19%––
Engineers Gate Manager LP17,850$608.0K0.03%––
Virtus ETF Advisers LLC15,678$534.0K0.23%––
Jane Street Group, LLC14,901$507.0K0.00%––
TCW Group Inc14,508$494.0K0.00%––
Amalgamated Bank14,414$491.0K0.02%––
Public Employees Retirement Association of Colorado13,935$475.0K0.00%––
Nomura Holdings Inc14,000$475.0K0.00%––
BNP Paribas Arbitrage, SA12,895$439.2K0.00%––
The PNC Financial Services Group, Inc.12,625$430.0K0.00%––
Victory Capital Management Inc12,051$410.0K0.00%––
Highland Capital Management Fund Advisors, L.P.12,000$409.0K0.11%––
Teacher Retirement System of Texas11,379$388.0K0.00%––
Cubist Systematic Strategies, LLC10,978$374.0K0.00%––
Winton Group Ltd10,858$370.0K0.02%––
DuPont Capital Management Corp10,751$366.0K0.01%––
Zurcher Kantonalbank (Zurich Cantonalbank)10,469$357.0K0.00%––
Blair William & Co10,118$345.0K0.00%––
Bridgefront Capital, LLC9,150$312.0K0.10%––
SG Americas Securities, LLC9,134$311.0K0.00%––
Centiva Capital, LP9,135$311.0K0.04%––
Calton & Associates, Inc.8,988$306.0K0.06%––
Ameritas Investment Partners, Inc.8,235$280.0K0.01%––
Gyon Technologies Capital Management, LP8,167$278.0K0.12%––
Quantitative Systematic Strategies LLC7,880$268.0K0.04%––
Silvant Capital Management LLC7,813$266.0K0.05%––
Millennium Management LLC7,219$246.0K0.00%––
Amundi Asset Management US, Inc.7,036$240.0K0.00%––
Great West Life Assurance Co7,015$237.0K0.00%––
First Republic Investment Management, Inc.6,958$237.0K0.00%––
Simplex Trading, LLC6,687$227.0K0.01%––
Tower Research Capital LLC (TRC)5,479$187.0K0.00%––
Nisa Investment Advisors, LLC4,745$162.0K0.00%––
STRS Ohio4,400$149.0K0.00%––
Bank of Montreal4,422$143.0K0.00%––
O'Shaughnessy Asset Management, LLC3,009$102.0K0.00%––
Meeder Asset Management Inc2,369$83.0K0.00%––
Penserra Capital Management LLC2,330$79.0K0.00%––
Advisor Group Holdings, Inc.2,232$77.0K0.00%––
Pacer Advisors, Inc.1,990$68.0K0.00%––
FourThought Financial, LLC1,560$53.0K0.01%––
Sonora Investment Management, LLC1,500$51.0K0.00%––
Earnest Partners LLC1,130$38.0K0.00%––
AlphaCentric Advisors LLC1,100$37.0K0.01%––
Eaton Vance Management1,046$36.0K0.00%––
Northwestern Mutual Wealth Management Co1,000$34.0K0.00%––
Spire Wealth Management993$34.0K0.00%––
Baillie Gifford & Co787$27.0K0.00%––
Point72 Hong Kong Ltd718$24.0K0.00%––
Evolution Wealth Advisors, LLC705$24.0K0.01%––
HighMark Wealth Management LLC647$22.0K0.02%––
US Bancorp528$18.0K0.00%––
American Portfolios Advisors350$11.9K0.00%––
Geneos Wealth Management Inc.272$9.00K0.00%––
Bessemer Group Inc248$8.00K0.00%––
Daiwa Securities Group Inc.204$7.00K0.00%––
Patriot Financial Group Insurance Agency, LLC204$7.00K0.00%––
Truvestments Capital LLC139$5.00K0.00%––
Smith Asset Management Group LP130$4.00K0.00%––
TCI Wealth Advisors, Inc.109$4.00K0.00%––
Parallel Advisors, LLC94$3.00K0.00%––
Private Capital Group, LLC80$3.00K0.00%––
Bellevue Asset Management, LLC84$3.00K0.00%––
State of Wyoming85$3.00K0.00%––
Newbridge Financial Services Group, Inc.79$3.00K0.00%––
Sowell Financial Services LLC70$2.00K0.00%––
Berman Capital Advisors, LLC65$2.00K0.00%––
Captrust Financial Advisors23$1.00K0.00%––
Parallax Volatility Advisers, L.P.44$1.00K0.00%––
Institutional & Family Asset Management, LLC36$1.00K0.00%––
Steward Partners Investment Advisory, LLC1$340.00%––
First Manhattan Co25$00.00%––
Gemmer Asset Management LLC3$00.00%––
Graves-Light Private Wealth Management, Inc.2$00.00%––