Interactive Brokers (IBKR) Q3 2026 (USD): Adj. EPS 0.67 (exp. 0.67), Revenue 1.91bln (exp. 1.86bln)

An in-line print on adjusted EPS with a modest revenue beat is the kind of result that has historically produced a muted initial reaction in the brokers, since the sector trades on the composition of the quarter rather than the headline numbers. For IBKR specifically the transmission channels are well established: net interest income against benchmark rates and margin loan balances, commissions against client activity and trade volumes, and the DART count as the operating metric the peer set is read against. The distinction worth drawing is whether the revenue outperformance came from interest on customer credit balances, which is rate-path sensitive and fades as cuts compound, or from activity-driven commissions, which peers such as Schwab and the zero-commission names have historically corroborated or contradicted in their own prints. Forex and options mix within commission revenue has tended to separate one-off volatility-driven quarters from durable client growth. The follow-ons are the sequential DART trend and margin balances, since those, rather than the reported quarter, have driven the stock's re-rating episodes in the past. As printed, this is confirmation rather than a surprise.