665 hedge funds and large institutions have $35B invested in Insmed in 2026 Q1 according to their latest regulatory filings, with 98 funds opening new positions, 286 increasing their positions, 212 reducing their positions, and 95 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
665
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
26
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$352M
Puts
$232M
Net Calls
Net Calls Change

Top Buyers

1 +$497M
2 +$259M
3 +$248M
4
Capital World Investors
Capital World Investors
California
+$209M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$196M

Top Sellers

1 -$635M
2 -$355M
3 -$146M
4
JFG
Jefferies Financial Group
New York
-$142M
5
Holocene Advisors
Holocene Advisors
New York
-$139M
Name Holding Trade Value Shares
Change
Change in
Stake
Cetera Investment Advisers
226
Cetera Investment Advisers
Illinois
$5.62M
AssetMark Inc
227
AssetMark Inc
California
$5.6M
URS
228
Utah Retirement Systems
Utah
$5.56M
Voloridge Investment Management
229
Voloridge Investment Management
Florida
$5.26M
Teacher Retirement System of Texas
230
Teacher Retirement System of Texas
Texas
$4.97M
Corient Private Wealth
231
Corient Private Wealth
Florida
$4.95M
BCIM
232
British Columbia Investment Management
British Columbia, Canada
$4.81M
1832 Asset Management
233
1832 Asset Management
Ontario, Canada
$4.73M
Toronto Dominion Bank
234
Toronto Dominion Bank
Ontario, Canada
$4.72M
GGI
235
GordonMD Global Investments
California
$4.67M
KCA
236
KVP Capital Advisors
California
$4.66M
PA
237
Profund Advisors
Maryland
$4.57M
AFG
238
Atomi Financial Group
New York
$4.56M
Pathstone Holdings
239
Pathstone Holdings
New Jersey
$4.46M
EAM
240
Exome Asset Management
New York
$4.36M
NCGI
241
Next Century Growth Investors
Minnesota
$4.28M
MML Investors Services
242
MML Investors Services
Massachusetts
$4.05M
HS
243
HighVista Strategies
Massachusetts
$3.98M
SCM
244
Shelton Capital Management
Colorado
$3.96M
EMPI
245
Elo Mutual Pension Insurance
Finland
$3.94M
SA
246
Sanctuary Advisors
Indiana
$3.92M
AC
247
Allstate Corporation
Illinois
$3.91M
Mackenzie Financial
248
Mackenzie Financial
Ontario, Canada
$3.89M
SC
249
SummitTX Capital
Texas
$3.79M
Brown Advisory
250
Brown Advisory
Maryland
$3.75M