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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
New York State Common Retirement Fund50,948$1.08M0.00%−20,104−28.3%Reduced
Legato Capital Management LLC51,569$1.09M0.15%+14,589+39.5%Added
EFG Asset Management (North America) Corp.57,724$1.22M0.26%−3,416−5.6%Reduced
Guggenheim Capital LLC60,579$1.28M0.01%−2,258−3.6%Reduced
Jump Financial, LLC62,715$1.32M0.05%+62,715New
American International Group, Inc.63,449$1.34M0.01%−1,794−2.7%Reduced
Dark Forest Capital Management LP64,353$1.36M0.14%+50,161+353.4%Added
Ensign Peak Advisors, Inc65,670$1.39M0.00%00.0%Unchanged
Susquehanna Fundamental Investments, LLC66,573$1.40M0.05%00.0%Unchanged
Weiss Multi-Strategy Advisers LLC66,903$1.41M0.03%−60,862−47.6%Reduced
Profund Advisors LLC68,515$1.45M0.08%−2,880−4.0%Reduced
MetLife Investment Management68,918$1.45M0.01%−1,921−2.7%Reduced
Dimensional Fund Advisors LP71,062$1.50M0.00%−811−1.1%Reduced
Mirae Asset Global Investments Co., Ltd.74,125$1.55M0.00%−1,921−2.5%Reduced
Oak Ridge Investments LLC75,293$1.59M0.20%−2,913−3.7%Reduced
Endurant Capital Management LP79,471$1.68M2.16%−150,535−65.4%Reduced
Millennium Management LLC90,862$1.92M0.00%−157,129−63.4%Reduced
Swedbank AB92,557$1.95M0.00%−28,700−23.7%Reduced
AlphaCentric Advisors LLC95,000$2.00M1.11%+10,500+12.4%Added
BNP Paribas Arbitrage, SA96,135$2.03M0.00%−283,460−74.7%Reduced
Boothbay Fund Management, LLC97,339$2.05M0.07%00.0%Unchanged
D. E. Shaw & Co., Inc.98,904$2.09M0.00%−138,463−58.3%Reduced
Caption Management, LLC100,000$2.11M0.37%+86,700+651.9%Added
Alps Advisors Inc100,285$2.12M0.02%+100,285New
Mutual of America Capital Management LLC102,059$2.15M0.02%−7,798−7.1%Reduced
Invesco Ltd.102,180$2.16M0.00%−1,756−1.7%Reduced
Essex Investment Management Co LLC109,182$2.30M0.32%+16,022+17.2%Added
Knights of Columbus Asset Advisors LLC111,436$2.35M0.21%+14,504+15.0%Added
UBS Oconnor LLC112,292$2.37M0.05%−99,048−46.9%Reduced
State of Wisconsin Investment Board118,657$2.50M0.01%−6,289−5.0%Reduced
State of New Jersey Common Pension Fund D125,897$2.66M0.01%+14,767+13.3%Added
Alyeska Investment Group, L.P.127,484$2.69M0.02%−72,516−36.3%Reduced
Legal & General Group Plc133,572$2.82M0.00%+1,673+1.3%Added
Wells Fargo & Company143,712$3.03M0.00%+27,056+23.2%Added
Silverarc Capital Management, LLC144,464$3.05M1.03%+670+0.5%Added
Citigroup Inc147,060$3.10M0.00%−175,482−54.4%Reduced
Jane Street Group, LLC147,538$3.11M0.00%+87,684+146.5%Added
Credit Suisse AG150,570$3.18M0.00%+32,639+27.7%Added
Hennion & Walsh Asset Management, Inc.156,627$3.31M0.20%+19,740+14.4%Added
Deutsche Bank AG157,578$3.32M0.00%−72,572−31.5%Reduced
California State Teachers Retirement System163,899$3.46M0.00%−5,411−3.2%Reduced
Tang Capital Management LLC166,203$3.51M0.52%00.0%Unchanged
UBS Group AG168,843$3.56M0.00%−3,862−2.2%Reduced
SG Americas Securities, LLC171,753$3.62M0.03%+116,601+211.4%Added
California Public Employees Retirement System191,254$4.04M0.00%−38,344−16.7%Reduced
Rhumbline Advisers193,562$4.08M0.00%+5,890+3.1%Added
Manufacturers Life Insurance Company, The198,556$4.19M0.00%−6,309−3.1%Reduced
Barclays PLC211,916$4.47M0.00%−725,024−77.4%Reduced
Rice Hall James & Associates, LLC229,292$4.84M0.27%−1,760−0.8%Reduced
Neuberger Berman Group LLC256,210$5.41M0.00%+107,402+72.2%Added
Susquehanna International Group, LLP256,305$5.41M0.01%−59,101−18.7%Reduced
Granahan Investment Management Inc280,677$5.92M0.18%+16,487+6.2%Added
WCM Investment Management, LLC284,621$5.99M0.02%+25,097+9.7%Added
UBS Asset Management Americas Inc352,758$6.01M0.00%00.0%Unchanged
Scout Investments, Inc.306,447$6.24M0.13%−9,098−2.9%Reduced
Swiss National Bank297,000$6.27M0.00%+4,600+1.6%Added
Bleichroeder LP325,000$6.86M1.39%+299,399+1,169.5%Added
TD Asset Management Inc328,987$6.94M0.01%−15,930−4.6%Reduced
Baker Bros. Advisors LP343,000$7.24M0.04%00.0%Unchanged
C WorldWide Group Holding A/S343,110$7.24M0.09%00.0%Unchanged
Nuveen Asset Management, LLC355,842$7.51M0.00%+1,931+0.5%Added
FIL Ltd356,397$7.52M0.01%−83,126−18.9%Reduced
JPMorgan Chase & Co361,058$7.62M0.00%+68,169+23.3%Added
Peregrine Capital Management LLC361,521$7.63M0.21%−1260.0%Reduced
Octagon Capital Advisors LP367,000$7.74M1.08%+367,000New
Rafferty Asset Management, LLC371,126$7.83M0.04%−7,122−1.9%Reduced
Long Focus Capital Management, LLC371,649$7.84M1.19%+10,000+2.8%Added
Citadel Advisors LLC380,292$8.02M0.01%−631,910−62.4%Reduced
Morgan Stanley425,484$8.98M0.00%−361,997−46.0%Reduced
Marshall Wace, LLP446,214$9.42M0.02%+446,214New
Panagora Asset Management Inc459,403$9.69M0.06%+10,822+2.4%Added
Ikarian Capital, LLC485,000$10.2M3.61%00.0%Unchanged
Connor, Clark & Lunn Investment Management Ltd.485,459$10.2M0.05%−30,915−6.0%Reduced
Two Sigma Investments, LP488,772$10.3M0.03%+32,052+7.0%Added
Sectoral Asset Management Inc517,841$10.9M1.82%+1,749+0.3%Added
Voya Investment Management LLC520,991$11.0M0.01%+89,619+20.8%Added
Eagle Asset Management Inc528,344$11.1M0.06%+131,976+33.3%Added
MPM Oncology Impact Management LP529,743$11.2M2.25%+130,551+32.7%Added
Two Sigma Advisers, LP569,100$12.0M0.03%+120,100+26.7%Added
American Century Companies Inc605,087$12.8M0.01%+21,123+3.6%Added
First Light Asset Management, LLC645,686$13.6M1.07%−105,197−14.0%Reduced
Deerfield Management Company, L.P. (Series C)658,546$13.9M0.30%00.0%Unchanged
Goldman Sachs Group Inc793,684$16.7M0.00%+231,888+41.3%Added
Candriam Luxembourg S.C.A.807,200$17.0M0.12%−189,892−19.0%Reduced
Emerald Mutual Fund Advisers Trust835,296$17.6M0.96%−3280.0%Reduced
Bank of America Corp842,012$17.8M0.00%−142,408−14.5%Reduced
AXA S.A.850,114$17.9M0.06%+85,328+11.2%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.864,635$18.2M0.06%−148,911−14.7%Reduced
Eventide Asset Management, LLC912,103$19.2M0.33%00.0%Unchanged
Emerald Advisers, LLC989,026$20.9M0.91%−1,756−0.2%Reduced
Balyasny Asset Management LLC994,058$21.0M0.06%+994,058New
RTW Investments, LP1,000,000$21.1M0.40%+1,000,000New
Charles Schwab Investment Management Inc1,011,218$21.3M0.01%+5,152+0.5%Added
Norges Bank1,192,449$25.2M0.00%00.0%Unchanged
Principal Financial Group Inc1,261,095$26.6M0.02%+8,063+0.6%Added
Northern Trust Corp1,324,557$27.9M0.01%+21,075+1.6%Added
Novo Holdings A/S1,339,304$28.3M2.18%00.0%Unchanged
GW&K Investment Management, LLC1,353,264$28.6M0.27%+48,250+3.7%Added
Loomis Sayles & Co L P1,613,596$34.0M0.05%−14,922−0.9%Reduced
Polar Capital Holdings Plc1,691,349$35.7M0.24%00.0%Unchanged