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MarketAxess Holdings

477 hedge funds and large institutions have $6.61B invested in MarketAxess Holdings in 2025 Q4 according to their latest regulatory filings, with 114 funds opening new positions, 152 increasing their positions, 170 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more funds holding

Funds holding:

6% more capital invested

Capital invested by funds: $6.21B → $6.61B (+$398M)

2.88% more ownership

Funds ownership: 95.28%98.16% (+2.9%)

11% less repeat investments, than reductions

Existing positions increased: 152 | Existing positions reduced: 170

Holders
477
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
$33.7M
Puts
$20.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Hudson Bay Capital Management
151
Hudson Bay Capital Management
Connecticut
$2.37M
Ohio Public Employees Retirement System (OPERS)
152
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.3M
BC
153
Bridgefront Capital
Texas
$2.29M
ETC
154
Exchange Traded Concepts
Oklahoma
$2.28M
Jane Street
155
Jane Street
New York
$2.25M
Los Angeles Capital Management
156
Los Angeles Capital Management
California
$2.18M
AB
157
Amalgamated Bank
New York
$2.13M
FAM
158
Fred Alger Management
New York
$2.11M
Lazard Asset Management
159
Lazard Asset Management
New York
$2.08M
SG Americas Securities
160
SG Americas Securities
New York
$2.07M
GCM
161
Gator Capital Management
Florida
$2.02M
Franklin Resources
162
Franklin Resources
California
$1.96M
LAM
163
LECAP Asset Management
United Kingdom
$1.92M
JF
164
Jump Financial
Illinois
$1.91M
SCM
165
Sone Capital Management
New York
$1.88M
ASRS
166
Arizona State Retirement System
Arizona
$1.87M
WLPWM
167
Walled Lake Planning & Wealth Management
Illinois
$1.87M
CIBC World Market
168
CIBC World Market
Ontario, Canada
$1.86M
OTL
169
Oak Thistle LLC
New York
$1.79M
YCM
170
Yousif Capital Management
Michigan
$1.75M
Handelsbanken Fonder
171
Handelsbanken Fonder
Sweden
$1.69M
Verition Fund Management
172
Verition Fund Management
Connecticut
$1.69M
COPPSERS
173
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$1.67M
TRSOTSOK
174
Teachers Retirement System of the State of Kentucky
Kentucky
$1.67M
OPERF
175
Oregon Public Employees Retirement Fund
Oregon
$1.55M