200 hedge funds and large institutions have $3.93B invested in Merus in 2025 Q2 according to their latest regulatory filings, with 47 funds opening new positions, 75 increasing their positions, 64 reducing their positions, and 30 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 call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

17% more repeat investments, than reductions

Existing positions increased: 75 | Existing positions reduced: 64

8% more funds holding

Funds holding: 185200 (+15)

5.55% more ownership

Funds ownership: 102.53%108.08% (+5.6%)

Holders
200
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
21
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$41.5M
Puts
$31.7M
Net Calls
Net Calls Change

Top Sellers

1 -$84.9M
2 -$52.2M
3 -$49.9M
4
BlackRock
BlackRock
New York
-$33.7M
5
Millennium Management
Millennium Management
New York
-$30M
Name Holding Trade Value Shares
Change
Change in
Stake
Bank of Montreal
126
Bank of Montreal
Ontario, Canada
$1.16M
ACM
127
ADAR1 Capital Management
Texas
$963K
Zurich Cantonal Bank
128
Zurich Cantonal Bank
Switzerland
$955K
QC
129
Quadrature Capital
United Kingdom
$925K
YIH
130
Y-Intercept (HK)
Hong Kong
$885K
UOC
131
UBS O'Connor
Illinois
$879K
Millennium Management
132
Millennium Management
New York
$831K
SAM
133
Sectoral Asset Management
Quebec, Canada
$825K
Schroder Investment Management Group
134
Schroder Investment Management Group
United Kingdom
$799K
Hudson Bay Capital Management
135
Hudson Bay Capital Management
Connecticut
$765K
HCA
136
Harbour Capital Advisors
Virginia
$754K
ASRS
137
Arizona State Retirement System
Arizona
$741K
CUAMC
138
China Universal Asset Management Company
China
$731K
Envestnet Asset Management
139
Envestnet Asset Management
Illinois
$711K
AQR Capital Management
140
AQR Capital Management
Connecticut
$705K
KOCAA
141
Knights of Columbus Asset Advisors
Connecticut
$693K
Simplex Trading
142
Simplex Trading
Illinois
$689K
Teacher Retirement System of Texas
143
Teacher Retirement System of Texas
Texas
$686K
SCP
144
Sender Company & Partners
New York
$684K
Marshall Wace
145
Marshall Wace
United Kingdom
$651K
OAM
146
Oxford Asset Management
United Kingdom
$627K
JGC
147
J. Goldman & Co
New York
$622K
Ensign Peak Advisors
148
Ensign Peak Advisors
Utah
$608K
GIM
149
Glenmede Investment Management
Pennsylvania
$606K
KK
150
KLP Kapitalforvaltning
Norway
$526K