MarketAxess Holdings
MKTX
MKTX
483 hedge funds and large institutions have $6.62B invested in MarketAxess Holdings in 2025 Q4 according to their latest regulatory filings, with 117 funds opening new positions, 155 increasing their positions, 170 reducing their positions, and 70 closing their positions.
New
Increased
Maintained
Reduced
Closed
more first-time investments, than exits
New positions opened: | Existing positions closed:
more call options, than puts
Call options by funds: $ | Put options by funds: $
more funds holding in top 10
Funds holding in top 10: →
more funds holding
Funds holding: →
7% more capital invested
Capital invested by funds: $6.21B → $6.62B (+$404M)
2.96% more ownership
Funds ownership: 95.27% → 98.23% (+3%)
9% less repeat investments, than reductions
Existing positions increased: 155 | Existing positions reduced: 170
Holders
483
Holding in Top 10
3
Calls
$33.7M
Puts
$20.4M
Top Buyers
| 1 | +$324M | |
| 2 | +$274M | |
| 3 | +$161M | |
| 4 |
Bank of Montreal
Toronto,
Ontario, Canada
|
+$159M |
| 5 |
NRCM
North Reef Capital Management
Laguna Beach,
California
|
+$119M |
Top Sellers
| 1 | -$306M | |
| 2 | -$214M | |
| 3 | -$125M | |
| 4 |
Millennium Management
New York
|
-$52.2M |
| 5 |
GAM
GuardCap Asset Management
London,
United Kingdom
|
-$35.4M |