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MarketAxess Holdings

443 hedge funds and large institutions have $6.21B invested in MarketAxess Holdings in 2025 Q3 according to their latest regulatory filings, with 61 funds opening new positions, 159 increasing their positions, 184 reducing their positions, and 134 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)

54% less first-time investments, than exits

New positions opened: 61 | Existing positions closed: 134

Holders
443
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
GC
501
Guggenheim Capital
Illinois
NMERB
502
New Mexico Educational Retirement Board
New Mexico
MML Investors Services
503
MML Investors Services
Massachusetts
HWM
504
HB Wealth Management
Georgia
Allspring Global Investments
505
Allspring Global Investments
North Carolina
PAS
506
Park Avenue Securities
New York
Sumitomo Mitsui Trust Group
507
Sumitomo Mitsui Trust Group
Japan
HCMT
508
Highland Capital Management (Tennessee)
Tennessee
ECM
509
Everence Capital Management
Indiana
EW
510
Evoke Wealth
California
MPM
511
MBB Public Markets
Illinois
NMIMC
512
Northwestern Mutual Investment Management Company
Wisconsin
VSQM
513
V-Square Quantitative Management
Illinois
DTL
514
Dynamic Technology Lab
Singapore
DC
515
Davenport & Co
Virginia
Commonwealth Equity Services
516
Commonwealth Equity Services
Massachusetts
PA
517
PharVision Advisers
Florida
SMDAM
518
Sumitomo Mitsui DS Asset Management
Japan
LWAM
519
Legacy Wealth Asset Management
Minnesota
AI
520
Atria Investments
North Carolina
PWG
521
Portside Wealth Group
Utah
Cambridge Investment Research Advisors
522
Cambridge Investment Research Advisors
Iowa
CAM
523
Claret Asset Management
Quebec, Canada
SFC
524
SYM Financial Corp
Indiana
AFG
525
Atomi Financial Group
New York