Interactive Brokers reported 5.68 million client accounts at the end of October, up 34% year-on-year and 2% month-on-month, according to its latest monthly performance metrics.
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Daily Average Revenue Trades reached 4.31 million, down 4% from October 2025 but up 5% from September.
Client Credit Balances Reach $180.5 Billion in October
Client equity totalled $928.6 billion, an increase of 19% year-on-year but a decline of 4% month-on-month. Client margin loan balances rose 31% annually and 2% from September to $106.8 billion.
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Client credit balances, including insured bank deposit sweeps, stood at $180.5 billion, up 15% year-on-year but down 3% month-on-month. Insured bank deposit sweeps accounted for $6.2 billion of the total.
The broker reported 163 annualised average cleared DARTs per client account. Average commission per cleared commissionable order was $2.46, including exchange , clearing and regulatory fees.
Client Equity Falls 4% Monthly
In September, Interactive Brokers reported 5.6 million client accounts, $964.7 billion in client equity and approximately 4.1 million DARTs. Trading activity increased 6% year-on-year in September, while DARTs fell 4% from August.
October's figures show continued growth in client accounts and margin loans, while client equity and credit balances declined from the previous month.
IBKR Reports US Stock Execution Costs
Interactive Brokers also reported execution costs for IBKR PRO clients trading US-regulated stocks. The average US Regulation National Market System stock trade was valued at $23,670 in October.
The total cost of executing and clearing these stocks was approximately 1.1 basis points of trade value, measured against a daily volume-weighted average price benchmark. The net cost for the rolling 12-month period was 2.4 basis points.
Interactive Brokers Gives AI Tools Trading Authority
The October results follow Interactive Brokers' expansion of its AI trading services. The broker introduced IBKR Autonomous Trading, allowing eligible clients to authorise connected AI platforms to monitor more than 75,000 stocks, options and ETFs and submit supported orders on their behalf. The feature allows clients to set trading instructions and risk limits without approving each order individually.
