Electronic trading major Interactive Brokers Group, Inc. (NASDAQ:IBKR) has just posted its key operating metrics for May 2025.

Interactive Brokers registered 3.384 million Daily Average Revenue Trades (DARTs) in May 2025, 43% higher than in May 2024 and 11% lower than in April 2025.

Ending client equity amounted to $628.2 billion, 29% higher than prior year and 7% higher than prior month. Ending client margin loan balances of $61.2 billion, 15% higher than prior year and 5% higher than prior month.

The number of client accounts reached 3.79 million client accounts, 32% higher than prior year and 2% higher than prior month.

The company reported 196 annualized average cleared DARTs per client account.

The average commission per cleared Commissionable Order was $2.61 including exchange, clearing and regulatory fees.

Interactive Brokers has recently posted its financial results for the first quarter of 2025.

Reported net revenues were $1,427 million for the first quarter of 2025 and $1,396 million as adjusted. For the year-ago quarter, reported net revenues were $1,203 million and $1,216 million as adjusted.

Commission revenue increased 36% to $514 million on higher customer trading volumes. Customer trading volume in stocks, options and futures increased 47%, 25% and 16%, respectively.

Reported income before income taxes was $1,055 million for the first three months of 2025 and $1,024 million as adjusted. For the year-ago quarter, reported income before income taxes was $866 million and $879 million as adjusted.

Net interest income increased 3% to $770 million on higher average customer margin loans and customer credit balances.