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MarketAxess Holdings

447 hedge funds and large institutions have $6.31B invested in MarketAxess Holdings in 2026 Q1 according to their latest regulatory filings, with 61 funds opening new positions, 180 increasing their positions, 151 reducing their positions, and 88 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less capital invested

Capital invested by funds: $ → $

8% less funds holding

Funds holding: 484447 (-37)

31% less first-time investments, than exits

New positions opened: 61 | Existing positions closed: 88

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
447
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
$36M
Puts
$10.5M
Net Calls
Net Calls Change

Top Sellers

1 -$95.1M
2 -$89.4M
3 -$85M
4
Holocene Advisors
Holocene Advisors
New York
-$30M
5
JP Morgan Chase
JP Morgan Chase
New York
-$19.7M
Name Holding Trade Value Shares
Change
Change in
Stake
Rockefeller Capital Management
376
Rockefeller Capital Management
New York
$16.6K
PTC
377
Private Trust Company
Ohio
$15.8K
OCWP
378
Owl Creek Wealth Partners
Colorado
$15.7K
CB
379
CNB Bank
Pennsylvania
$15.2K
BFS
380
Bare Financial Services
Pennsylvania
$11.7K
BCM
381
Boreal Capital Management
Florida
$11.5K
MG
382
Mather Group
Illinois
$9.9K
Mitsubishi UFJ Asset Management
383
Mitsubishi UFJ Asset Management
Japan
$9.24K
GXJ
384
Global X Japan
Japan
$8.58K
IAIM
385
International Assets Investment Management
Florida
$8.45K
MA
386
MCF Advisors
Kentucky
$8.25K
CT
387
Clearstead Trust
Maine
$7.92K
SS
388
SBI Securities
Japan
$7.92K
FAF
389
Fjarde Ap-fonden
Sweden
$7.26K
PFBT
390
Parkside Financial Bank & Trust
Missouri
$7.09K
SAM
391
Storebrand Asset Management
Norway
$7.09K
LSA
392
Leonteq Securities AG
Switzerland
$6.43K
JWM
393
JPL Wealth Management
Colorado
$5.94K
MCM
394
Manchester Capital Management
Vermont
$5.78K
SS
395
Sunbelt Securities
Texas
$5.77K
TPWA
396
Twin Peaks Wealth Advisors
California
$5.61K
ASN
397
Advisory Services Network
Georgia
$5.48K
PA
398
Parallel Advisors
California
$5.44K
BSB
399
Bangor Savings Bank
Maine
$5.28K
ST
400
Smithfield Trust
Pennsylvania
$5K