665 hedge funds and large institutions have $37B invested in Insmed in 2025 Q4 according to their latest regulatory filings, with 193 funds opening new positions, 237 increasing their positions, 180 reducing their positions, and 80 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

0.05% more ownership

Funds ownership: 99.76%99.81% (+0.05%)

10% less call options, than puts

Call options by funds: $671M | Put options by funds: $741M

8% less funds holding in top 10

Funds holding in top 10: 2422 (-2)

Holders
665
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
22
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$671M
Puts
$741M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
GGI
226
GordonMD Global Investments
California
$4.98M
KCA
227
KVP Capital Advisors
California
$4.96M
HP
228
HealthInvest Partners
Sweden
$4.85M
PA
229
Profund Advisors
Maryland
$4.85M
AFG
230
Atomi Financial Group
New York
$4.81M
Pathstone Holdings
231
Pathstone Holdings
New Jersey
$4.69M
IGAM
232
iA Global Asset Management
Quebec, Canada
$4.64M
MCM
233
McRae Capital Management
New Jersey
$4.64M
SC
234
SummitTX Capital
Texas
$4.52M
Renaissance Technologies
235
Renaissance Technologies
New York
$4.51M
ACP
236
Acuta Capital Partners
California
$4.5M
O
237
OrbiMed
New York
$4.42M
SCM
238
Shelton Capital Management
Colorado
$4.23M
SMDAM
239
Sumitomo Mitsui DS Asset Management
Japan
$3.88M
PEAK6
240
PEAK6
Illinois
$3.86M
OSAM
241
O'Shaughnessy Asset Management
Connecticut
$3.82M
CCIA
242
Campbell & Co Investment Adviser
Maryland
$3.81M
EI
243
EFG International
$3.81M
GAM
244
Gotham Asset Management
New York
$3.79M
Mackenzie Financial
245
Mackenzie Financial
Ontario, Canada
$3.76M
SA
246
Sanctuary Advisors
Indiana
$3.71M
TI
247
Tidal Investments
Wisconsin
$3.71M
AV
248
ASR Vermogensbeheer
Netherlands
$3.67M
Canada Pension Plan Investment Board
249
Canada Pension Plan Investment Board
Ontario, Canada
$3.65M
RIM
250
Rakuten Investment Management
Japan
$3.61M