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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
SAM
401
Smartleaf Asset Management
Massachusetts
$18.3K
OL
402
OneFund LLC
Florida
$17.9K
Nomura Asset Management
403
Nomura Asset Management
Japan
$17.8K
PTC
404
Private Trust Company
Ohio
$17.4K
CT
405
Clearstead Trust
Maine
$17.2K
CB
406
CNB Bank
Pennsylvania
$16.7K
GA
407
GoalVest Advisory
New York
$16.3K
Rockefeller Capital Management
408
Rockefeller Capital Management
New York
$16.1K
BCM
409
Boreal Capital Management
Florida
$12.7K
LSA
410
Leonteq Securities AG
Switzerland
$12.1K
WTC
411
WhitTier Trust Company
Nevada
$11.6K
MCM
412
MAI Capital Management
Ohio
$11.4K
RBC
413
Roble Belko & Company
Pennsylvania
$10K
Mitsubishi UFJ Asset Management
414
Mitsubishi UFJ Asset Management
Japan
$10K
IAIM
415
International Assets Investment Management
Florida
$9.24K
SS
416
SBI Securities
Japan
$9.06K
PA
417
Parallel Advisors
California
$8.52K
HNB
418
Huntington National Bank
Ohio
$7.98K
SAG
419
SageView Advisory Group
California
$7.98K
FAF
420
Fjarde Ap-fonden
Sweden
$7.97K
RFP
421
Root Financial Partners
California
$7.61K
FAMI
422
Fideuram Asset Management (Ireland)
$7.13K
WBC
423
West Branch Capital
Massachusetts
$6.16K
GRP
424
Global Retirement Partners
California
$5.88K
PFBT
425
Parkside Financial Bank & Trust
Missouri
$5.62K