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Insmed
INSM

Overview Fund Activity

435 hedge funds and large institutions have $15.2B invested in Insmed in 2025 Q1 according to their latest regulatory filings, with 56 funds opening new positions, 184 increasing their positions, 149 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
435
Holders Change
–
Holders Change %
0%
% of All Funds
5.91%
Holding in Top 10
31
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+6.9%
% of All Funds
0.42%
New
56
Increased
184
Reduced
149
Closed
49
Calls
$73M
Puts
$145M
Net Calls
-$72M
Net Calls Change
-$110M

Top Buyers

1
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$485M
2
DGM
Darwin Global Management
Jersey
$1.2B
3
Adage Capital Partners
Adage Capital Partners
Massachusetts
$263M
4
Holocene Advisors
Holocene Advisors
New York
$155M
5
DFO
Duquesne Family Office
New York
$104M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$259M
2
PAI
Palo Alto Investors
California
$75.3M
3
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
$113M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
$3.03M
5
LGM
Logos Global Management
California
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
RA
151
Royce & Associates
New York
$6.87M – – –
MAP
152
Moody Aldrich Partners
Massachusetts
$6.79M +$4.08M +53,542 +151%
RHJA
153
Rice Hall James & Associates
California
$6.72M -$62.5K -819 -0.9%
ECM
154
ExodusPoint Capital Management
New York
$6.7M +$6.7M +87,783 New
SC
155
Stempoint Capital
New York
$6.64M -$1.49M -19,551 -18%
ABG
156
Ally Bridge Group
New York
$6.49M -$2.23M -29,250 -26%
IC
157
Ikarian Capital
Texas
$6.47M -$2.67M -35,000 -29%
CF
158
Corebridge Financial
Texas
$6.44M -$95.6K -1,253 -1%
AI
159
Axiom Investors
Connecticut
$6.1M -$301K -3,949 -5%
MOACM
160
Mutual of America Capital Management
New York
$6.04M +$160K +2,093 +3%
Allianz Asset Management
161
Allianz Asset Management
Germany
$5.74M +$270K +3,534 +5%
ACM
162
Aquatic Capital Management
Illinois
$5.62M -$1.35M -17,654 -19%
HCA
163
Harbor Capital Advisors
Illinois
$5.56M +$1.01M +13,216 +22%
Creative Planning
164
Creative Planning
Kansas
$5.47M +$1.15M +15,034 +27%
EI
165
EAM Investors
California
$5.47M -$22.4K -294 -0.4%
FLAM
166
First Light Asset Management
Minnesota
$5.2M -$30.7M -402,039 -86%
EIM
167
Essex Investment Management
Massachusetts
$5.1M -$40.4K -530 -0.8%
EGI
168
EAM Global Investors
California
$4.69M +$1.45K +19 +0%
BAMCO Inc
169
BAMCO Inc
New York
$4.58M – – –
State of New Jersey Common Pension Fund D
170
State of New Jersey Common Pension Fund D
New Jersey
$4.51M -$381K -4,991 -8%
CM
171
Castleark Management
Illinois
$4.11M +$82.4K +1,080 +2%
NL
172
NWAM LLC
Washington
$4.1M +$1.35M +17,693 +49%
HIM
173
Hillsdale Investment Management
Ontario, Canada
$3.96M -$389K -5,100 -9%
AQR Capital Management
174
AQR Capital Management
Connecticut
$3.91M -$987K -12,932 -20%
LPL Financial
175
LPL Financial
California
$3.91M +$1.41M +18,456 +56%
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