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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 %
Two Sigma Advisers
251
Two Sigma Advisers
New York
$1.76M 17,500 -139,700 -89%
NICM
252
Neo Ivy Capital Management
New York
$1.74M 17,256 +12,804 +288%
BG
253
Bollard Group
Massachusetts
$1.73M 17,191 +17,191 New
DIA
254
Dana Investment Advisors
Wisconsin
$1.72M 17,098 -1,348 -7%
AI
255
Atria Investments
North Carolina
$1.69M 16,810 +7,219 +75%
AIM
256
Aigen Investment Management
New York
$1.61M 15,961 +15,961 New
SAM
257
Simplify Asset Management
Nevada
$1.56M 15,536 -5,094 -25%
Corient Private Wealth
258
Corient Private Wealth
Florida
$1.52M 15,024 +2,705 +22%
Wolverine Trading
259
Wolverine Trading
Illinois
$1.5M 15,088 +15,088 New
SAM
260
Sectoral Asset Management
Quebec, Canada
$1.5M 14,880 -350 -2%
SCM
261
Superstring Capital Management
New York
$1.47M 14,571 +14,571 New
LCM
262
Laurion Capital Management
New York
$1.44M 14,347 +14,347 New
Mackenzie Financial
263
Mackenzie Financial
Ontario, Canada
$1.37M 13,581 +478 +4%
O
264
OrbiMed
New York
$1.35M 13,459 -15,200 -53%
EA
265
Emerald Advisers
Pennsylvania
$1.33M 13,264 -580,749 -98%
GAM
266
Groupama Asset Management
France
$1.31M 13,175 +13,175 New
AB
267
Amalgamated Bank
New York
$1.31M 12,973 +7,003 +117%
HSBC Holdings
268
HSBC Holdings
United Kingdom
$1.3M 12,949 -8,474 -40%
QIM
269
Quantitative Investment Management
Virginia
$1.27M 12,615 +12,615 New
HS
270
HighVista Strategies
Massachusetts
$1.17M 11,595 -9,845 -46%
PNC Financial Services Group
271
PNC Financial Services Group
Pennsylvania
$1.17M 11,576 +933 +9%
TSS
272
Two Sigma Securities
New York
$1.15M 11,414 +11,414 New
OSAM
273
O'Shaughnessy Asset Management
Connecticut
$1.14M 11,340 +1,510 +15%
Amundi
274
Amundi
France
$1.13M 11,499 +11,445 +21,194%
PAS
275
Park Avenue Securities
New York
$1.12M 11,088 +52 +0.5%
9 10
11
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