551 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, 188 increasing their positions, 195 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

15.77% less ownership

Funds ownership: 115.5%99.73% (-16%)

27% less funds holding in top 10

Funds holding in top 10: 3324 (-9)

Holders
551
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
Allspring Global Investments
101
Allspring Global Investments
North Carolina
$33.5M
VOYA Investment Management
102
VOYA Investment Management
Georgia
$31.7M
SCM
103
Suvretta Capital Management
New York
$31.4M
RhumbLine Advisers
104
RhumbLine Advisers
Massachusetts
$30.7M
Legal & General Group
105
Legal & General Group
United Kingdom
$30M
SPS
106
Susquehanna Portfolio Strategies
Pennsylvania
$29.9M
SCM
107
Silverarc Capital Management
Massachusetts
$29.8M
Deutsche Bank
108
Deutsche Bank
Germany
$29.4M
NHAS
109
Novo Holdings A/S
Denmark
$28.8M
TCM
110
Tang Capital Management
California
$28.8M
NCM
111
Nearwater Capital Markets
Ireland
$28.8M
BNP Paribas Asset Management
112
BNP Paribas Asset Management
France
$28.6M
CWG
113
C WorldWide Group
Denmark
$28.2M
Manulife (Manufacturers Life Insurance)
114
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$27.9M
NIP
115
Nicholas Investment Partners
California
$26M
California State Teachers Retirement System (CalSTRS)
116
California State Teachers Retirement System (CalSTRS)
California
$25.8M
Russell Investments Group
117
Russell Investments Group
United Kingdom
$24M
Caisse de Depot et Placement du Quebec (CDPQ)
118
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$23.7M
Comerica Bank
119
Comerica Bank
Texas
$23.3M
AIM
120
AXA Investment Managers
France
$22.5M
Neuberger Berman Group
121
Neuberger Berman Group
New York
$21.6M
AG
122
Algert Global
California
$20.8M
State Board of Administration of Florida Retirement System
123
State Board of Administration of Florida Retirement System
Florida
$19.4M
State of Wisconsin Investment Board
124
State of Wisconsin Investment Board
Wisconsin
$19.2M
RPAM
125
Rhenman & Partners Asset Management
Sweden
$19M