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MarketAxess Holdings
MKTX

Overview Fund Activity

522 hedge funds and large institutions have $8.24B invested in MarketAxess Holdings in 2025 Q2 according to their latest regulatory filings, with 85 funds opening new positions, 227 increasing their positions, 157 reducing their positions, and 57 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
522
Holders Change
+19
Holders Change %
+3.78%
% of All Funds
7%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.04%
New
85
Increased
227
Reduced
157
Closed
57
Calls
$65.9M
Puts
$8.94M
Net Calls
+$56.9M
Net Calls Change
+$35.4M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
+$139M
2
American Century Companies
American Century Companies
Missouri
+$59.2M
3
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$36M
4
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$35M
5
Fidelity Investments
Fidelity Investments
Massachusetts
+$31.8M

Top Sellers

1
WA
Wasatch Advisors
Utah
-$146M
2
Macquarie Group
Macquarie Group
Australia
-$137M
3
Marshall Wace
Marshall Wace
United Kingdom
-$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 		Shares
Change %
HNB
426
Huntington National Bank
Ohio
$50.7K +$8.04K +36 +19%
HCA
427
Harbor Capital Advisors
Illinois
$50K -$7.11K -32 -12%
ARMT
428
Amica Retiree Medical Trust
Rhode Island
$43K – – –
HIA
429
Harbor Investment Advisory
Maryland
$37.3K +$37.3K +167 New
PWA
430
Principia Wealth Advisory
Texas
$37K +$223 +1 +0.6%
FFA
431
Farther Finance Advisors
California
$36K +$7.59K +34 +27%
GAM
432
Generali Asset Management
Italy
$35.3K -$6.92K -31 -16%
TWD
433
True Wealth Design
Ohio
$34.2K +$31K +139 +993%
SIM
434
Sentry Investment Management
Wisconsin
$28K – – –
GWM
435
Geneos Wealth Management
Colorado
$26.8K -$26.8K -120 -50%
A
436
Allianz
Germany
$25.9K -$2.01K -9 -7%
Skandinaviska Enskilda Banken (SEB)
437
Skandinaviska Enskilda Banken (SEB)
Sweden
$25.7K – – –
CFO
438
CVA Family Office
Colorado
$25.5K +$670 +3 +3%
MSE
439
MUFG Securities EMEA
United Kingdom
$24.8K +$24.8K +111 New
SAM
440
Smartleaf Asset Management
Massachusetts
$23.7K +$1.1K +5 +5%
PTC
441
Private Trust Company
Ohio
$23.6K -$1.11K -5 -5%
OL
442
OneFund LLC
Florida
$22K +$22K +100 New
BTI
443
Blue Trust Inc
Georgia
$21.9K +$14.7K +66 +206%
GXJ
444
Global X Japan
Japan
$21.7K -$7.59K -34 -26%
NFSG
445
Newbridge Financial Services Group
Florida
$21K +$21K +94 New
MTC
446
Matrix Trust Company
Colorado
$21K +$21K +92 New
CB
447
CNB Bank
Pennsylvania
$20.5K – – –
BF
448
BOK Financial
Oklahoma
$16.5K +$16.1K +72 +3,600%
Bessemer Group
449
Bessemer Group
New Jersey
$16K -$2.38K -11 -13%
SPIA
450
Steward Partners Investment Advisory
New York
$15.9K -$2.23K -10 -12%
16 17
18
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