Interactive Brokers Reported Rise in September Trades
The firm recorded 4.111 million daily average revenue trades as client equity climbed to nearly $1 trillion.
Updated on Oct. 1, 2026 in Economic Indicators
Live Poll
Do you believe current market conditions make it a good time to increase your personal investments?
Interactive Brokers registered 4.111 million daily average revenue trades (DARTs) in September 2026. This figure represents a 6% increase compared to the same period in 2025, though it marks a 4% decline from August 2026 volumes.
Why it matters
These performance metrics offer a window into retail and institutional trading activity, reflecting broader market participation levels. The growth in client accounts and equity underscores continued capital inflow into brokerage platforms despite monthly volatility in trade frequency.
The firm reported 5.576 million client accounts with ending client equity reaching $964.7 billion. Additionally, client margin loan balances stood at $105.2 billion, while the average commission per cleared order was $2.57.
The players
Interactive Brokers
Interactive Brokers is a multinational brokerage firm that provides automated trade execution and custody services to individual and institutional investors.
The details
Interactive Brokers saw steady expansion across its core financial metrics, including $186.2 billion in client credit balances and $6.4 billion in insured bank deposit sweeps. The firm continues to grow its total user base, now managing over 5.5 million individual and institutional accounts.
Timeline
September 2025: DARTs were 6% lower than the volume recorded in September 2026.
August 2026: DARTs were 4% higher than the volume recorded in September 2026.
September 2026: Interactive Brokers registered 4.111 million daily average revenue trades.
Macro View
Interactive Brokers' latest operating data follows the established pattern of high retail market engagement and account growth reported across the brokerage sector. This trajectory remains consistent with the broader shift toward digital-first investment platforms seen over the past several years.
The growth in client equity and margin balances suggests that investors remain highly active, which can influence market liquidity and asset pricing. For individual traders, the average commission of $2.57 per cleared order highlights the persistent role of low-cost trading in current market access.
The takeaway
Steady growth in client equity and account numbers suggests continued confidence in electronic brokerage services despite fluctuations in short-term trading volumes. Investors should track these monthly metrics to gauge how shifting market volatility impacts the frequency of retail trading activity.
Further reading
For broader context on market trends, visit the Economic Indicators section.
Live Poll
Do you believe current market conditions make it a good time to increase your personal investments?
