Interactive Brokers reports 47% year-over-year jump in September trades

GREENWICH, Conn. - Interactive Brokers Group, Inc. (NASDAQ:IBKR), the $117 billion market cap brokerage firm, reported significant growth across key performance metrics for September 2025, with daily average revenue trades increasing 47% compared to the same month last year. According to InvestingPro analysis, the company’s stock is currently trading above its Fair Value, reflecting strong momentum with a 100% return over the past year.

The electronic brokerage firm recorded 3.864 million daily average revenue trades in September, representing an 11% increase from August, according to a company press release.

Client equity reached $757.5 billion at month-end, up 40% from September 2024 and 6% higher than the previous month. Margin loan balances grew to $77.3 billion, a 39% year-over-year increase and 8% higher than August.

The company reported 4.127 million client accounts, reflecting 32% growth from the previous year. However, the firm noted that actual account growth in September was 111,900 accounts, while the calculated change showed only 73,100 accounts. The difference stems from the withdrawal of an introducing broker with 38,800 accounts and $413.5 million in customer assets by a Futu subsidiary.

Client credit balances, including $6.2 billion in insured bank deposit sweeps, totaled $154.8 billion, up 33% from last year and 6% from August.

The average commission per cleared commissionable order was $2.71, including exchange, clearing and regulatory fees. For U.S. stocks, the average commission was $2.01 per order with an average order size of 1,001 shares.

Interactive Brokers Group provides automated trade execution and custody services across multiple asset classes in over 160 markets worldwide.

In other recent news, Interactive Brokers led a $104 million funding round for Zerohash, a crypto infrastructure firm. The investment round also attracted new backers such as Morgan Stanley, SoFi, and Apollo-managed funds. Interactive Brokers has been making headlines with its inclusion in the S&P 500 index, replacing Walgreens Boots Alliance. This change, announced by S&P Dow Jones Indices, will take effect soon. Furthermore, Interactive Brokers launched a new tool called Connections, designed to help investors discover related investment opportunities across global markets. The company also released Version 1.0 of its IBKR Desktop trading platform, integrating multiple trading workflow components. In addition, BofA Securities raised its price target for Interactive Brokers to $71 while maintaining a Buy rating. The broker’s second-quarter 2025 adjusted earnings per share of $0.51 exceeded expectations, driven by stronger-than-expected net interest income.

This article was generated with the support of AI and reviewed by an editor. For more information see our T&C.