
Odd Lots Tarek Mansour on Kalshi's Plan to Create Markets in Everything
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Oct 1, 2025 Tarek Mansour, co-founder and CEO of Kalshi, dives into the booming world of prediction markets, discussing the crucial regulatory changes that have spurred growth. He shares insights on Kalshi's strategy to navigate legal challenges, particularly lessons learned from the Intrade case. Tarek highlights how sports markets drive liquidity and how Kalshi differentiates itself from traditional sportsbooks. He also explores potential future markets and the importance of market makers in creating transparent pricing, envisioning a platform where users could trade almost everything.
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Choose Regulation Over Evasion
- Mansour advises building regulated, on‑ramps rather than relying on offshore or on‑chain evasion to scale prediction markets.
- He argues mainstream adoption requires operating within financial market infrastructure to attract institutions.
From 18 Months To 30 Minutes
- Mansour describes the market lifecycle: idea, listing, liquidity build‑up, and rapid turnaround today compared to 18 months initially.
- He says Kalshi now lists many markets within 30 minutes versus 18 months at the start.
Why Sports Took Off Fast
- Sports exploded because of high event frequency and predictable scheduling, making liquidity easier to build.
- Mansour notes NFL Sundays produce massive spikes compared with weekdays.

