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MarketAxess Holdings

526 hedge funds and large institutions have $8.24B invested in MarketAxess Holdings in 2025 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 228 increasing their positions, 160 reducing their positions, and 58 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
526
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$65.9M
Puts
$8.94M
Net Calls
Net Calls Change

Top Sellers

1 -$146M
2 -$137M
3 -$77.5M
4
Millennium Management
Millennium Management
New York
-$41.7M
5
VanEck Associates
VanEck Associates
New York
-$39.4M
Name Holding Trade Value Shares
Change
Change in
Stake
Canada Life
151
Canada Life
Manitoba, Canada
$3.6M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
152
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$3.55M
LCM
153
LRT Capital Management
Texas
$3.55M
LIP
154
Lighthouse Investment Partners
Florida
$3.54M
QCM
155
Quantinno Capital Management
New York
$3.45M
Thrivent Financial for Lutherans
156
Thrivent Financial for Lutherans
Minnesota
$3.38M
WG
157
Winton Group
United Kingdom
$3.24M
AM
158
AGF Management
Ontario, Canada
$3.2M
PFSRSONJ
159
Police & Firemen's Retirement System of New Jersey
New Jersey
$3.11M
Wealth Enhancement Advisory Services
160
Wealth Enhancement Advisory Services
Minnesota
$3.11M
GAM
161
Gotham Asset Management
New York
$2.95M
Zurich Cantonal Bank
162
Zurich Cantonal Bank
Switzerland
$2.94M
FAM
163
Fred Alger Management
New York
$2.93M
State of New Jersey Common Pension Fund D
164
State of New Jersey Common Pension Fund D
New Jersey
$2.86M
SA
165
Sanctuary Advisors
Indiana
$2.8M
Rafferty Asset Management
166
Rafferty Asset Management
New York
$2.78M
TI
167
Tidal Investments
Wisconsin
$2.78M
Ohio Public Employees Retirement System (OPERS)
168
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.78M
Russell Investments Group
169
Russell Investments Group
United Kingdom
$2.68M
JF
170
Jump Financial
Illinois
$2.48M
VOYA Investment Management
171
VOYA Investment Management
Georgia
$2.46M
Mariner
172
Mariner
Kansas
$2.45M
ASRS
173
Arizona State Retirement System
Arizona
$2.45M
QC
174
Quadrature Capital
United Kingdom
$2.45M
CCM
175
Coldstream Capital Management
Washington
$2.45M