Shares of Interactive Brokers Group IBKR gained 4.8% in the after-market hours on better-than-expected quarterly results. Its second-quarter 2025 adjusted earnings per share of $1.51 surpassed the Zacks Consensus Estimate of $1.

Interactive Brokers Group Inc (IBKR) reports significant increases in commission revenue, client credit balances, and overnight trading volumes, showcasing robust growth and operational efficiency.

Interactive Brokers (IBKR) stock climbed 4.8% in Thursday after-hours trading after posting better-than-expected second-quarter headline results, bolstered by higher customer trading volume.