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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
Price T Rowe Associates Inc11,302,545$385.0M0.04%––
Vanguard Group Inc9,685,525$329.9M0.01%––
BlackRock Inc.8,378,699$285.4M0.01%––
Janus Henderson Group PLC6,218,576$211.8M0.10%––
FMR LLC5,969,956$203.3M0.02%––
Palo Alto Investors LP5,824,507$198.4M11.30%––
William Blair Investment Management, LLC3,764,236$128.2M0.42%––
Ameriprise Financial Inc3,381,817$115.2M0.04%––
State Street Corp3,230,105$110.0M0.01%––
Point72 Asset Management, L.P.2,877,222$98.0M0.50%––
Franklin Resources Inc2,834,585$96.5M0.04%––
Bellevue Group AG2,477,166$84.4M0.89%––
Lord, Abbett & Co. LLC2,294,304$78.1M0.20%––
Baker Bros. Advisors LP2,156,001$73.4M0.32%––
Alliancebernstein L.P.1,820,242$62.0M0.03%––
Holocene Advisors, LP1,777,613$60.5M0.39%––
Artisan Partners Limited Partnership1,773,502$60.4M0.08%––
Geode Capital Management, LLC1,723,414$58.7M0.01%––
Invesco Ltd.1,184,122$40.3M0.01%––
Northern Trust Corp1,115,503$38.0M0.01%––
Eagle Asset Management Inc1,018,376$36.1M0.16%––
Norges Bank1,049,311$35.7M0.01%––
Westfield Capital Management Co LP1,023,212$34.9M0.22%––
Goldman Sachs Group Inc979,726$33.4M0.01%––
Fairmount Funds Management LLC961,797$32.8M13.81%––
First Light Asset Management, LLC950,953$32.4M2.15%––
Polar Capital Holdings Plc936,438$31.9M0.20%––
Waddell & Reed Financial Inc848,293$28.9M0.06%––
Loomis Sayles & Co L P790,932$26.9M0.03%––
D. E. Shaw & Co., Inc.749,809$25.5M0.03%––
Charles Schwab Investment Management Inc732,517$24.9M0.01%––
Sofinnova Investments, Inc.618,950$21.1M1.33%––
Morgan Stanley562,067$19.1M0.00%––
Nuveen Asset Management, LLC561,787$19.1M0.01%––
Samlyn Capital, LLC558,135$19.0M0.28%––
Principal Financial Group Inc556,579$19.0M0.01%––
Pictet Asset Management Ltd521,682$17.8M0.02%––
AXA S.A.516,745$17.6M0.05%––
American Century Companies Inc476,868$16.2M0.01%––
Hood River Capital Management LLC473,227$16.1M0.52%––
Novo Holdings A/S456,631$15.6M0.64%––
Bank of New York Mellon Corp417,743$14.2M0.00%––
Sycale Advisors (NY) LLC370,689$12.6M6.99%––
Sectoral Asset Management Inc370,200$12.6M0.96%––
Rice Hall James & Associates, LLC344,318$11.7M0.38%––
C WorldWide Group Holding A/S343,110$11.7M0.11%––
Scout Investments, Inc.324,820$11.1M0.17%––
Granahan Investment Management Inc323,459$11.0M0.23%––
Cormorant Asset Management, LP300,000$10.2M0.29%––
Candriam Luxembourg S.C.A.282,901$9.05M0.08%––
Macquarie Group Ltd262,617$8.94M0.01%––
TD Asset Management Inc250,864$8.54M0.01%––
Citadel Advisors LLC250,103$8.52M0.01%––
California Public Employees Retirement System241,647$8.23M0.01%––
Swiss National Bank232,700$7.93M0.01%––
Wells Fargo & Company225,971$7.70M0.00%––
Two Sigma Investments, LP224,547$7.65M0.02%––
Castle Hook Partners LP217,870$7.42M0.70%––
Hennion & Walsh Asset Management, Inc.217,695$7.42M0.45%––
Bank of America Corp216,661$7.38M0.00%––
Castleark Management LLC209,103$7.12M0.26%––
Putnam Investments LLC201,038$6.85M0.01%––
Silverarc Capital Management, LLC190,810$6.50M3.64%––
Alps Advisors Inc186,428$6.35M0.06%––
JPMorgan Chase & Co174,213$5.93M0.00%––
Natixis163,710$5.58M0.02%––
Deutsche Bank AG163,165$5.56M0.00%––
Voya Investment Management LLC161,820$5.51M0.01%––
Royal Bank of Canada160,065$5.45M0.00%––
GW&K Investment Management, LLC157,150$5.35M0.05%––
WCM Investment Management, LLC153,149$5.22M0.01%––
California State Teachers Retirement System152,668$5.20M0.01%––
Barclays PLC151,777$5.17M0.00%––
State of Wisconsin Investment Board136,300$4.64M0.01%––
Endurant Capital Management LP132,422$4.51M1.22%––
DekaBank Deutsche Girozentrale134,200$4.32M0.01%––
Two Sigma Advisers, LP125,600$4.28M0.01%––
Citigroup Inc125,393$4.27M0.00%––
New York State Common Retirement Fund121,650$4.14M0.00%––
Frontier Capital Management Co LLC121,409$4.13M0.03%––
Rhumbline Advisers120,330$4.10M0.01%––
UBS Asset Management Americas Inc116,404$3.96M0.00%––
Altium Capital Management LP110,254$3.75M1.04%––
Man Group plc104,564$3.56M0.02%––
Swedbank AB102,100$3.48M0.01%––
Tekla Capital Management LLC98,387$3.35M0.12%––
Oak Ridge Investments LLC95,907$3.27M0.30%––
Mutual of America Capital Management LLC95,755$3.26M0.03%––
Parametric Portfolio Associates LLC93,725$3.19M0.00%––
Rafferty Asset Management, LLC85,180$2.90M0.02%––
SEI Investments Co85,124$2.89M0.01%––
Credit Suisse AG78,109$2.66M0.00%––
Legal & General Group Plc75,019$2.56M0.00%––
Integral Health Asset Management, LLC70,000$2.38M0.68%––
Prudential Financial Inc68,648$2.34M0.00%––
ExodusPoint Capital Management, LP67,008$2.28M0.05%––
State of New Jersey Common Pension Fund D65,498$2.23M0.01%––
American International Group, Inc.64,663$2.20M0.01%––
First Trust Advisors LP62,251$2.12M0.00%––
Russell Investments Group, Ltd.61,146$2.08M0.00%––