555 hedge funds and large institutions have $30.3B invested in Insmed in 2025 Q3 according to their latest regulatory filings, with 127 funds opening new positions, 190 increasing their positions, 196 reducing their positions, and 71 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

7% less call options, than puts

Call options by funds: $610M | Put options by funds: $657M

15.76% less ownership

Funds ownership: 115.5%99.74% (-16%)

27% less funds holding in top 10

Funds holding in top 10: 3324 (-9)

Holders
555
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
24
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$610M
Puts
$657M
Net Calls
Net Calls Change

Top Buyers

1 +$1.07B
2 +$589M
3 +$330M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$322M
5
OAG
Orbis Allan Gray
Bermuda
+$249M
Name Holding Trade Value Shares
Change
Change in
Stake
NYLIM
226
New York Life Investment Management
New York
$2.76M
T
227
TOBAM
France
$2.75M
CCIA
228
Campbell & Co Investment Adviser
Maryland
$2.74M
Public Employees Retirement Association of Colorado
229
Public Employees Retirement Association of Colorado
Colorado
$2.74M
WMA
230
West Michigan Advisors
Michigan
$2.54M
SG Americas Securities
231
SG Americas Securities
New York
$2.51M
Mackenzie Financial
232
Mackenzie Financial
Ontario, Canada
$2.42M
KeyBank National Association
233
KeyBank National Association
Ohio
$2.41M
Group One Trading
234
Group One Trading
Illinois
$2.38M
OAM
235
Oppenheimer Asset Management
New York
$2.28M
NCGI
236
Next Century Growth Investors
Minnesota
$2.28M
Corient Private Wealth
237
Corient Private Wealth
Florida
$2.24M
IMC Chicago
238
IMC Chicago
Illinois
$2.2M
WCM Investment Management
239
WCM Investment Management
California
$2.2M
EMPI
240
Elo Mutual Pension Insurance
Finland
$2.17M
EAM
241
EFG Asset Management
Oregon
$2.16M
AB
242
Amalgamated Bank
New York
$2.09M
PAS
243
Point72 Asia (Singapore)
Singapore
$2.07M
PHK
244
Point72 Hong Kong
Hong Kong
$2.02M
IC
245
Ikarian Capital
Texas
$1.98M
O
246
OrbiMed
New York
$1.94M
SAM
247
Sectoral Asset Management
Quebec, Canada
$1.93M
GIM
248
Granahan Investment Management
Massachusetts
$1.93M
DIA
249
Dana Investment Advisors
Wisconsin
$1.93M
OSAM
250
O'Shaughnessy Asset Management
Connecticut
$1.9M