Interactive Brokersreported 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.London's trading industry is coming home!Daily Average RevenueTrades reached 4.31 million, down 4% from October 2025 but up 5% fromSeptember.Client Credit Balances Reach $180.5Billion in OctoberClient 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% fromSeptember to $106.8 billion.Client creditbalances, including insured bank deposit sweeps, stood at $180.5 billion, up15% year-on-year but down 3% month-on-month. Insured bank deposit sweepsaccounted for $6.2 billion of the total.The broker reported163 annualised average cleared DARTs per client account. Average commission percleared commissionable order was $2.46, including exchange, clearing andregulatory fees.Client Equity Falls4% MonthlyIn September,Interactive Brokers reported 5.6 million client accounts, $964.7 billion inclient equity and approximately 4.1 million DARTs. Trading activity increased6% year-on-year in September, while DARTs fell 4% from August.October's figures showcontinued growth in client accounts and margin loans, while client equity andcredit balances declined from the previous month.IBKR Reports USStock Execution CostsInteractive Brokersalso reported execution costs for IBKR PRO clients trading US-regulated stocks.The average US Regulation National Market System stock trade wasvalued at $23,670 in October.The total cost ofexecuting and clearing these stocks was approximately 1.1 basis points of tradevalue, measured against a daily volume-weighted average price benchmark. Thenet cost for the rolling 12-month period was 2.4 basis points.Interactive Brokers Gives AI ToolsTrading AuthorityThe October results follow InteractiveBrokers' expansion of its AI trading services. The brokerintroduced IBKR Autonomous Trading, allowing eligible clients to authoriseconnected AI platforms to monitor more than 75,000 stocks, options and ETFs andsubmit supported orders on their behalf. The feature allows clients to settrading instructions and risk limits without approving each order individually.This article was written by Tareq Sikder at www.financemagnates.com.