07:31 AM EDT, 10/06/2025 (MT Newswires) -- MarketAxess Holdings ( MKTX ) said Monday its total trading average daily volume in September was $42.70 billion, down 6% from a year earlier.

Total portfolio trading average volume in September was $1.40 billion, up 20% from a year earlier.

Total credit trading average daily volume last month was $16.16 billion, down 2% from a year earlier, while dealer-initiated ADV for the month was $1.50 billion, up 18% from a year earlier.