Interactive Brokers' Trading Activity Jumps 27% as Client Assets Surge

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The firm's client accounts grew to 3.958 million, marking a 32% increase compared to July 2024.

Interactive Brokers Group reported a 27% year-on-year increase in daily trading activity in July, alongside sharp gains in client equity, account numbers, and margin lending.

The brokerage said Daily Average Revenue Trades (DARTs) reached 3.498 million during the month, slightly ahead of June and up significantly from July 2024.

The number of client accounts climbed to 3.958 million, an annual increase of 32%. Client equity ended the month at $685.8 billion, up 35% from a year earlier and 3% higher than the previous month.

Client margin loan balances rose to $67.6 billion, marking a 20% increase year-over-year and a 4% monthly gain. Total credit balances stood at $144.3 billion, including $6.0 billion held in insured bank deposit sweeps. While unchanged from June, the figure was 32% higher than in July 2024.

Interactive Brokers reported an average commission of $2.64 per cleared commissionable order in July, inclusive of exchange, clearing, and regulatory fees.

The firm noted that futures commissions include options on futures, with approximately 57% of the fee covering external charges.

Among IBKR PRO clients, the average U.S. Reg NMS stock trade was valued at $19,605. The average execution and clearing cost was about 1.8 basis points, measured against a daily VWAP benchmark. The rolling 12-month figure stood at 3.5 basis points.

The broker's GLOBAL metric, which tracks the performance of global client portfolios, fell 0.73% in July. However, it has remained up 1.63% for the year to date.

Interactive Brokers posted another strong performance in June, driven by continued growth in trading activity, client equity, and account numbers. The brokerage reported 3.448 million Daily Average Revenue Trades (DARTs) during the month, up 40% from June 2024 and 2% higher than in May.

June marked the sixth straight month of year-over-year growth in DARTs, reflecting sustained client engagement and market activity on the platform. The consistent upward trend underscores Interactive Brokers' momentum heading into the second half of the year.