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MarketAxess Holdings

436 hedge funds and large institutions have $6.21B invested in MarketAxess Holdings in 2025 Q3 according to their latest regulatory filings, with 62 funds opening new positions, 157 increasing their positions, 179 reducing their positions, and 133 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

less ownership

Funds ownership:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

25% less capital invested

Capital invested by funds: $8.24B → $6.21B (-$2.03B)

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

53% less first-time investments, than exits

New positions opened: 62 | Existing positions closed: 133

Holders
436
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$192M
Puts
$22.6M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
JSP
451
Jackson Square Partners
California
LIP
452
Lighthouse Investment Partners
Florida
Rafferty Asset Management
453
Rafferty Asset Management
New York
CCM
454
Coldstream Capital Management
Washington
YIH
455
Y-Intercept (HK)
Hong Kong
SOMRS
456
State of Michigan Retirement System
Michigan
CNB
457
Czech National Bank
Czech Republic
OAM
458
Oppenheimer Asset Management
New York
ProShare Advisors
459
ProShare Advisors
Maryland
Retirement Systems of Alabama
460
Retirement Systems of Alabama
Alabama
UM
461
UniSuper Management
Australia
CA
462
Callahan Advisors
Texas
OBAM
463
ODDO BHF Asset Management
France
MCM
464
Moore Capital Management
New York
OTPPB
465
Ontario Teachers' Pension Plan Board
Ontario, Canada
Mirae Asset Global Investments
466
Mirae Asset Global Investments
South Korea
IWC
467
Integrated Wealth Concepts
Massachusetts
GCP
468
GSA Capital Partners
United Kingdom
BCI
469
Brinker Capital Investments
Pennsylvania
WP
470
Woodline Partners
California
Mirae Asset Global ETFs Holdings
471
Mirae Asset Global ETFs Holdings
Hong Kong
CC
472
Centiva Capital
New York
Mackenzie Financial
473
Mackenzie Financial
Ontario, Canada
IMRF
474
Illinois Municipal Retirement Fund
Illinois
CAU
475
Caxton Associates (UK)