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MarketAxess Holdings

447 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, 159 increasing their positions, 184 reducing their positions, and 136 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: 62 | Existing positions closed: 136

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
$192M
Puts
$22.6M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
CCFM
301
Clear Creek Financial Management
Washington
$243K
OAC
302
OMERS Administration Corp
Ontario, Canada
$242K
OSAM
303
O'Shaughnessy Asset Management
Connecticut
$240K
RPCONE
304
Retirement Planning Company of New England
Rhode Island
$240K
EF
305
Empirical Finance
Pennsylvania
$236K
PAM
306
Parvin Asset Management
South Dakota
$235K
CGH
307
Crossmark Global Holdings
Texas
$233K
XT
308
XTX Topco
Cayman Islands
$231K
Cetera Investment Advisers
309
Cetera Investment Advisers
Illinois
$225K
EF
310
Empowered Funds
Pennsylvania
$223K
SAI
311
Savvy Advisors Inc
New York
$223K
GP
312
Guardian Partners
Canada
$222K
NA
313
NewEdge Advisors
Louisiana
$216K
Capstone Investment Advisors
314
Capstone Investment Advisors
New York
$215K
CPIG
315
Chicago Partners Investment Group
Illinois
$214K
WIA
316
World Investment Advisors
California
$212K
CCI
317
Credit Capital Investments
New Jersey
$209K
HighTower Advisors
318
HighTower Advisors
Illinois
$201K
FDP
319
Financiere des Professionnels
Quebec, Canada
$201K
CI Investments Inc
320
CI Investments Inc
Ontario, Canada
$199K
Daiwa Securities Group
321
Daiwa Securities Group
Japan
$192K
GI
322
GAMMA Investing
California
$191K
QCG
323
Quadrant Capital Group
Ohio
$173K
ACM
324
Aster Capital Management
United Arab Emirates
$170K
SDIC
325
South Dakota Investment Council
South Dakota
$166K