Interactive Brokers Group, Inc. (Nasdaq: IBKR) reported third-quarter 2026 diluted earnings per share of $0.69, up 17% year-over-year, driven by robust growth in customer margin loans and net interest income. The Greenwich, Connecticut-based automated global broker also raised its quarterly cash dividend by 71%, reflecting confidence in its financial performance through the period ended September 30, 2026.
- Q3 2026 Diluted EPS: $0.69 (vs. $0.59 in Q3 2025)
- Net Revenues: $1.91 billion, up 15% year-over-year
- Customer Accounts: 5.58 million, up 35% year-over-year
- Quarterly Dividend Increase: From $0.0875 to $0.15 per share
- Customer Margin Loans: $105.2 billion, up 36% year-over-year
Interactive Brokers delivered net revenues of $1.91 billion, reflecting 15% growth from the year-ago quarter. Net interest income surged 19% to $1.15 billion, primarily driven by higher average customer margin loans and customer credit balances totaling $186.2 billion. Commission revenue climbed 12% to $602 million on the back of an 18% increase in daily average revenue trades (DARTs), though customer stock trading volumes declined 24% while futures volume rose 13%. Execution, clearing and distribution fees jumped 46% to $134 million, largely attributable to a $30 million increase in regulatory fees from a higher SEC Section 31 transaction fee rate.
The company’s customer base expanded meaningfully during the quarter. Total customer accounts grew 35% year-over-year to 5.58 million, while customer equity climbed 27% to $964.7 billion. The pretax profit margin held steady at 78% both as reported and as adjusted, compared to 79% in the prior-year quarter. Total equity reached $23.3 billion. Interactive Brokers maintained a disciplined cost structure, with total non-interest expenses rising 22% to $418 million despite the significant revenue growth. The board declared the increased dividend payable December 14, 2026, to shareholders of record as of December 1, 2026.
Interactive Brokers Group, Inc. is an S&P 500 member providing automated trade execution and custody of securities, commodities, foreign exchange, and prediction markets across over 175 markets globally through a unified platform serving individual investors, hedge funds, proprietary trading groups, and financial advisors.
