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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
First Trust Advisors LP62,251$2.12M0.00%––
American International Group, Inc.64,663$2.20M0.01%––
State of New Jersey Common Pension Fund D65,498$2.23M0.01%––
ExodusPoint Capital Management, LP67,008$2.28M0.05%––
Prudential Financial Inc68,648$2.34M0.00%––
Integral Health Asset Management, LLC70,000$2.38M0.68%––
Legal & General Group Plc75,019$2.56M0.00%––
Credit Suisse AG78,109$2.66M0.00%––
SEI Investments Co85,124$2.89M0.01%––
Rafferty Asset Management, LLC85,180$2.90M0.02%––
Parametric Portfolio Associates LLC93,725$3.19M0.00%––
Mutual of America Capital Management LLC95,755$3.26M0.03%––
Oak Ridge Investments LLC95,907$3.27M0.30%––
Tekla Capital Management LLC98,387$3.35M0.12%––
Swedbank AB102,100$3.48M0.01%––
Man Group plc104,564$3.56M0.02%––
Altium Capital Management LP110,254$3.75M1.04%––
UBS Asset Management Americas Inc116,404$3.96M0.00%––
Rhumbline Advisers120,330$4.10M0.01%––
Frontier Capital Management Co LLC121,409$4.13M0.03%––
New York State Common Retirement Fund121,650$4.14M0.00%––
Citigroup Inc125,393$4.27M0.00%––
Two Sigma Advisers, LP125,600$4.28M0.01%––
DekaBank Deutsche Girozentrale134,200$4.32M0.01%––
Endurant Capital Management LP132,422$4.51M1.22%––
State of Wisconsin Investment Board136,300$4.64M0.01%––
Barclays PLC151,777$5.17M0.00%––
California State Teachers Retirement System152,668$5.20M0.01%––
WCM Investment Management, LLC153,149$5.22M0.01%––
GW&K Investment Management, LLC157,150$5.35M0.05%––
Royal Bank of Canada160,065$5.45M0.00%––
Voya Investment Management LLC161,820$5.51M0.01%––
Deutsche Bank AG163,165$5.56M0.00%––
Natixis163,710$5.58M0.02%––
JPMorgan Chase & Co174,213$5.93M0.00%––
Alps Advisors Inc186,428$6.35M0.06%––
Silverarc Capital Management, LLC190,810$6.50M3.64%––
Putnam Investments LLC201,038$6.85M0.01%––
Castleark Management LLC209,103$7.12M0.26%––
Bank of America Corp216,661$7.38M0.00%––
Hennion & Walsh Asset Management, Inc.217,695$7.42M0.45%––
Castle Hook Partners LP217,870$7.42M0.70%––
Two Sigma Investments, LP224,547$7.65M0.02%––
Wells Fargo & Company225,971$7.70M0.00%––
Swiss National Bank232,700$7.93M0.01%––
California Public Employees Retirement System241,647$8.23M0.01%––
Citadel Advisors LLC250,103$8.52M0.01%––
TD Asset Management Inc250,864$8.54M0.01%––
Macquarie Group Ltd262,617$8.94M0.01%––
Candriam Luxembourg S.C.A.282,901$9.05M0.08%––
Cormorant Asset Management, LP300,000$10.2M0.29%––
Granahan Investment Management Inc323,459$11.0M0.23%––
Scout Investments, Inc.324,820$11.1M0.17%––
C WorldWide Group Holding A/S343,110$11.7M0.11%––
Rice Hall James & Associates, LLC344,318$11.7M0.38%––
Sectoral Asset Management Inc370,200$12.6M0.96%––
Sycale Advisors (NY) LLC370,689$12.6M6.99%––
Bank of New York Mellon Corp417,743$14.2M0.00%––
Novo Holdings A/S456,631$15.6M0.64%––
Hood River Capital Management LLC473,227$16.1M0.52%––
American Century Companies Inc476,868$16.2M0.01%––
AXA S.A.516,745$17.6M0.05%––
Pictet Asset Management Ltd521,682$17.8M0.02%––
Principal Financial Group Inc556,579$19.0M0.01%––
Samlyn Capital, LLC558,135$19.0M0.28%––
Nuveen Asset Management, LLC561,787$19.1M0.01%––
Morgan Stanley562,067$19.1M0.00%––
Sofinnova Investments, Inc.618,950$21.1M1.33%––
Charles Schwab Investment Management Inc732,517$24.9M0.01%––
D. E. Shaw & Co., Inc.749,809$25.5M0.03%––
Loomis Sayles & Co L P790,932$26.9M0.03%––
Waddell & Reed Financial Inc848,293$28.9M0.06%––
Polar Capital Holdings Plc936,438$31.9M0.20%––
First Light Asset Management, LLC950,953$32.4M2.15%––
Fairmount Funds Management LLC961,797$32.8M13.81%––
Goldman Sachs Group Inc979,726$33.4M0.01%––
Westfield Capital Management Co LP1,023,212$34.9M0.22%––
Norges Bank1,049,311$35.7M0.01%––
Eagle Asset Management Inc1,018,376$36.1M0.16%––
Northern Trust Corp1,115,503$38.0M0.01%––
Invesco Ltd.1,184,122$40.3M0.01%––
Geode Capital Management, LLC1,723,414$58.7M0.01%––
Artisan Partners Limited Partnership1,773,502$60.4M0.08%––
Holocene Advisors, LP1,777,613$60.5M0.39%––
Alliancebernstein L.P.1,820,242$62.0M0.03%––
Baker Bros. Advisors LP2,156,001$73.4M0.32%––
Lord, Abbett & Co. LLC2,294,304$78.1M0.20%––
Bellevue Group AG2,477,166$84.4M0.89%––
Franklin Resources Inc2,834,585$96.5M0.04%––
Point72 Asset Management, L.P.2,877,222$98.0M0.50%––
State Street Corp3,230,105$110.0M0.01%––
Ameriprise Financial Inc3,381,817$115.2M0.04%––
William Blair Investment Management, LLC3,764,236$128.2M0.42%––
Palo Alto Investors LP5,824,507$198.4M11.30%––
FMR LLC5,969,956$203.3M0.02%––
Janus Henderson Group PLC6,218,576$211.8M0.10%––
BlackRock Inc.8,378,699$285.4M0.01%––
Vanguard Group Inc9,685,525$329.9M0.01%––
Price T Rowe Associates Inc11,302,545$385.0M0.04%––