Research · Sep 3, 2026
[IBKR] Interactive Brokers Thesis 2026: Automated Brokerage Compounds Account Growth
Interactive Brokers Group Inc. FY2025 revenue ~$5.3-5.6B (+8-12%) with adj. EPS ~$7.20-7.60 reflecting continued account growth ~10-12% YoY toward 3.6-3.8M + selected client equity growth + selected commission volume + selected net interest income from elevated rates + selected operational excellence under continued founder-Chairman Thomas Peterffy succession to CEO Milan Galik (since January 2019). Leading global electronic brokerage focused on professional traders + active retail + institutional clients across stocks + options + futures + FX + bonds + crypto; headquartered in Greenwich, Connecticut (substantial Hungary + Estonia engineering); founded 1977 by Thomas Peterffy in New York (originally Timber Hill market making firm; rebranded Interactive Brokers retail brokerage 1993; IPO 2007 ~$1.2B raised). ~3.6-3.8M client accounts + ~$575B+ client equity across ~150+ markets in ~30+ countries with ~3,000+ employees; ~$50B+ client margin loans; selected stocks (~50% of trades), options (~30% of trades), futures (~12% of trades) volume mix; industry-leading low-cost commission ($0.50-1.00 per options contract; sub-cent equity execution pro tier). Founder-Chairman Thomas Peterffy controls ~75% economic interest via IBG Holdings LLC structure; CEO Milan Galik (since January 2019; ex-IBKR Chief Software Architect; ~30+ year career; engineering + automation heritage). Capital return: dividend $1.00-1.20/share annual (raised from $0.40 to $1.00 quarterly basis announced 2024) + buybacks limited (Holdings LLC structure constrains); investment-grade single A category equivalent. FY2026 thesis: account growth + client equity compounding + automated platform + capital return. Risks: market correction, interest rate cycle, regulatory environment.