E37: Billionaire Husband & Wife Traders Built an Empire at PEAK6

Jenny Just and Matt Hulsizer built Peak6 from a $1.5 million trading bet in 1997 into a multi-billion-dollar fintech empire spanning trading, clearing, insurance, venture investing, esports, and AI. But this episode goes far beyond markets and money. It’s a masterclass in probabilistic thinking, founder psychology, marriage under pressure, and adapting during technological disruption. Jenny and Matt explain to Ravin and Al how a visit to Wendy’s inspired the operational architecture behind Peak6’s trading systems, why they believe AI is the greatest opportunity of our era, and how “working yourself out of a job” became a core cultural principle inside their companies. They discuss the evolution from floor trading to AI-driven markets, how poker shaped their decision-making frameworks, and why self-awareness—not certainty—has been their biggest edge as investors and operators. The discussion also dives into how they evaluate founders, what they learned from wins like Robinhood and CoreWeave, mistakes they made deploying capital outside their circle of competence, and how they navigate disagreements while running a business together as husband and wife. Along the way, they share candid insights on raising children around wealth, why they nearly took Peak6 public, what they think about today’s political and economic environment, and why they remain aggressively optimistic about the future despite widespread fear surrounding AI and markets. Disclaimer: The Forged in America podcast features personal stories, experiences, and opinions from hosts Al Goldstein and Ravin Gandhi. This content is for informational and entertainment purposes only and is not investment advice, financial advice, solicitation of investments, or any form of professional recommendation.We strive for accuracy, but mistakes can happen and are unintentional. Nothing discussed should be relied upon for making financial, business, or personal decisions. Always consult qualified professionals before acting on anything you hear.Past performance or results mentioned do not guarantee future outcomes. Listeners are responsible for their own choices.