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Insmed
INSM

Overview Fund Activity

508 hedge funds and large institutions have $21.1B invested in Insmed in 2025 Q2 according to their latest regulatory filings, with 132 funds opening new positions, 161 increasing their positions, 185 reducing their positions, and 52 closing their positions.

Holders
508
Holders Change
+73
Holders Change %
+16.78%
% of All Funds
6.82%
Holding in Top 10
33
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+6.45%
% of All Funds
0.44%
New
132
Increased
161
Reduced
185
Closed
52
Calls
$199M
Puts
$247M
Net Calls
-$48.5M
Net Calls Change
+$23.5M

Top Buyers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$1.57B
2
DGM
2
Darwin Global Management
Jersey
$1.92B
3
D.E. Shaw & Co
3
D.E. Shaw & Co
New York
$344M
4
BBA
4
Baker Bros. Advisors
New York
$776M
5
Norges Bank
5
Norges Bank
Norway
$195M

Top Sellers

1
BlackRock
1
BlackRock
New York
$1.12B
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$1.13B
3
State Street
3
State Street
Massachusetts
$431M
4
SCM
4
Suvretta Capital Management
New York
$24M
5
Macquarie Group
5
Macquarie Group
Australia
$114M
Name Market Value Shares Shares
Change 		Shares
Change %
PAI
51
Palo Alto Investors
California
$87.1M 865,113 -122,040 -12%
MC
52
Maverick Capital
Texas
$80.9M 804,133 +379,008 +89%
Loomis, Sayles & Company
53
Loomis, Sayles & Company
Massachusetts
$79.9M 793,569 -215,897 -21%
Raymond James Financial
54
Raymond James Financial
Florida
$79M 784,551 +375,614 +92%
BNP Paribas Financial Markets
55
BNP Paribas Financial Markets
France
$75.9M 754,160 +292,497 +63%
AGP
56
Artia Global Partners
Florida
$75.8M 752,712 +434,473 +137%
Fiera Capital (Canada)
57
Fiera Capital (Canada)
Quebec, Canada
$75.3M 748,037 +168,800 +29%
HF
58
HRT Financial
New York
$73.4M 729,597 +729,597 New
NM
59
NWI Management
New York
$72.5M 720,000 +270,000 +60%
Jennison Associates
60
Jennison Associates
New York
$72M 715,606 -32,707 -4%
DM
61
Deerfield Management
New York
$70.5M 700,700 +242,700 +53%
PCH
62
Polar Capital Holdings
United Kingdom
$70.2M 697,960 -30,795 -4%
UBS AM
63
UBS AM
Illinois
$70M 695,961 +156,477 +29%
NHAS
64
Novo Holdings A/S
Denmark
$68.4M 680,000 -44,666 -6%
PA
65
Perceptive Advisors
New York
$65.4M 650,252 +140,952 +28%
Alyeska Investment Group
66
Alyeska Investment Group
Illinois
$60.8M 603,702 -131,298 -18%
NL
67
Nuveen LLC
North Carolina
$59.3M 588,987 -569,107 -49%
Brown Advisory
68
Brown Advisory
Maryland
$58.4M 579,846 -92,604 -14%
Ensign Peak Advisors
69
Ensign Peak Advisors
Utah
$56.8M 564,389 -25,010 -4%
CAM
70
Cormorant Asset Management
Massachusetts
$54.3M 540,000 +15,000 +3%
RSCM
71
Rock Springs Capital Management
Maryland
$52.8M 525,000 +9,100 +2%
LFCM
72
Long Focus Capital Management
Puerto Rico
$52.4M 520,200 -110,600 -18%
Alkeon Capital Management
73
Alkeon Capital Management
New York
$50.3M 500,000 +500,000 New
Point72 Asset Management
74
Point72 Asset Management
Connecticut
$49.4M 490,667 +490,667 New
AAA
75
Affinity Asset Advisors
New York
$47.8M 475,000 +335,000 +239%
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