MarketAxess Holdings
MKTX
MKTX
503 hedge funds and large institutions have $7.94B invested in MarketAxess Holdings in 2025 Q1 according to their latest regulatory filings, with 81 funds opening new positions, 200 increasing their positions, 173 reducing their positions, and 81 closing their positions.
New
Increased
Maintained
Reduced
Closed
Holders
503
Holders Change
-9
Holders Change %
-1.76%
% of All Funds
6.83%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
81
Increased
200
Reduced
173
Closed
81
Calls
$40.6M
Puts
$19.1M
Net Calls
+$21.5M
Net Calls Change
+$24.8M
Top Buyers
| 1 |
Millennium Management
New York
|
+$103M |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$80.9M |
| 3 |
Holocene Advisors
New York
|
+$54.2M |
| 4 |
American Century Companies
Kansas City,
Missouri
|
+$43.7M |
| 5 |
BAM
Burgundy Asset Management
Toronto,
Ontario, Canada
|
+$34.2M |
Top Sellers
| 1 |
BlackRock
New York
|
-$121M |
| 2 |
Artisan Partners
Milwaukee,
Wisconsin
|
-$55.7M |
| 3 |
GAM
GuardCap Asset Management
London,
United Kingdom
|
-$52M |
| 4 |
JPMorgan Chase & Co
New York
|
-$40.1M |
| 5 |
State Street
Boston,
Massachusetts
|
-$35.5M |
