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MarketAxess Holdings

523 hedge funds and large institutions have $8.24B invested in MarketAxess Holdings in 2025 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 226 increasing their positions, 159 reducing their positions, and 58 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
523
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
$65.9M
Puts
$8.94M
Net Calls
Net Calls Change

Top Sellers

1 -$146M
2 -$137M
3 -$77.5M
4
Millennium Management
Millennium Management
New York
-$41.7M
5
VanEck Associates
VanEck Associates
New York
-$39.4M
Name Holding Trade Value Shares
Change
Change in
Stake
CNAM
251
Campbell Newman Asset Management
Wisconsin
$790K
AA
252
Ancora Advisors
Ohio
$772K
CC
253
Centiva Capital
New York
$769K
NIA
254
NIA Impact Advisors
California
$768K
Mackenzie Financial
255
Mackenzie Financial
Ontario, Canada
$768K
Creative Planning
256
Creative Planning
Kansas
$767K
IMRF
257
Illinois Municipal Retirement Fund
Illinois
$759K
X
258
Xponance
Pennsylvania
$745K
RMCM
259
Reynders McVeigh Capital Management
Massachusetts
$738K
Fifth Third Bancorp
260
Fifth Third Bancorp
Ohio
$729K
OPERF
261
Oregon Public Employees Retirement Fund
Oregon
$722K
CWM
262
CIBC World Markets
New York
$705K
CAU
263
Caxton Associates (UK)
$703K
HT
264
Headlands Technologies
Illinois
$693K
Pacer Advisors
265
Pacer Advisors
Pennsylvania
$685K
SAM
266
Shell Asset Management
Netherlands
$683K
EI
267
Ethic Inc
New York
$682K
PNC Financial Services Group
268
PNC Financial Services Group
Pennsylvania
$678K
FAM
269
Formidable Asset Management
Ohio
$662K
FDCDDQ
270
Federation des caisses Desjardins du Quebec
Quebec, Canada
$658K
IA
271
Inspire Advisors
Idaho
$657K
LFG
272
Larson Financial Group
Missouri
$650K
TRSOTSOK
273
Teachers Retirement System of the State of Kentucky
Kentucky
$645K
Twin Tree Management
274
Twin Tree Management
Texas
$580K
MSU
275
Mizuho Securities USA
New York
$579K