Dec 8, 2025, 10:05 AM ETInterview

Kalshi CEO Tarek Mansour on Raising $1BN, CNN and CNBC Deals & the Polymarket Feud

Kalshi announced a $1 billion raise at an $11 billion valuation.
Tarek describes Kalshi as the fastest-growing company in the U.S. outside of the AI sector.
The company cited a rare shift in consumer behavior toward active participation in event prediction as a primary driver for scaling.
Kalshi currently employs over 100 staff members and maintains profitability while scaling.
The capital raise is allocated toward building a global brand, increasing marketing spend, and meeting federal reserve requirements as a regulated financial exchange.

Kalshi's trading volume fluctuates based on cultural momentum, shifting between elections, NFL games, Federal Reserve decisions, and pop culture events like Taylor Swift releases.
Founder Dave Tarek rejects the notion that large capital injections automatically determine market winners, citing DoorDash's success against better-funded competitors as proof that product quality prevails.
Kalshi views the rivalry with Polymarket as essential for industry growth, comparing the dynamic to the Messi-Ronaldo rivalry in sports.
Tarek credits Polymarket's presence with forcing Kalshi to accelerate product development and marketing efforts.
The company views competition from legacy firms (CME) and new entrants (Robinhood, DraftKings) as validation of a massive total addressable market (TAM).
Kalshi recently secured exclusive partnership deals with CNN and CNBC to embed prediction markets directly into news coverage.
The company does not plan to launch a standalone media network immediately, viewing current legacy partnerships as a faster route to education and distribution.

Kalshi spent three years securing regulatory approval before launching, facing repeated government delays that pushed their launch past the 2022 midterm elections.
The company sued the federal government to enforce approval for the 2024 election markets, winning the fight in October 2024.
Tarek revealed that trust within the company plummeted to zero during government blockades, resulting in significant team attrition and personal emotional distress for leadership.
The leadership team overcame three separate "gut punches" from the government to successfully launch the 2024 election markets.
Tarek stated that the "regulatory-first" strategy, initially seen as unsexy compared to offshore rivals like FTX, proved to be the sustainable path for a mainstream financial product.

Tarek acknowledges a past mistake of being too product-driven; he now advocates for building marketing and brand capabilities in parallel with product development.
The company faces an immediate challenge in transitioning from a chaotic, flat organization to a structured one with established processes to support scaling.
Tarek defends hiring employees motivated by Sequoia's investment, arguing that strong investor backing signals a winning team and attracts talent.
Alfred Lin (Sequoia) is cited as a critical investor for his nuanced, contrarian approach and ability to balance optimism with realism during company cycles.
Tarek expressed regret over a lack of emotional maturity in his earlier years but credits the company's "underdog" mentality with keeping leadership grounded.
The company currently operates with a culture that prioritizes velocity and shipping over process, a trade-off Tarek acknowledges as creating organizational chaos.

Tarek distinguishes Kalshi from gambling by highlighting its neutral, open-market structure where the house takes a transaction fee rather than profiting from customer losses.
He predicts that cultural markets (movies, entertainment) will become a significant segment of trading volume as liquidity scales.
Tarek believes financialization via prediction markets allows everyday experts to trade on their specific areas of knowledge, democratizing access to financial markets.
Leadership is wary of listing markets related to geopolitical conflicts due to the ethical dilemma of profiting from negative events.
Tarek asserts that while the tech stack for prediction markets is accessible, the marketing and brand-building "muscle" is often the missing component for founders.

Tarek revealed he knew Sam Bankman-Fried (SBF) since freshman year at MIT and met him once when SBF launched FTX, but notes SBF looked down on Kalshi's regulated approach at the time.
Tarek's lowest point involved losing three anchor investors and crying while walking in the rain, a moment where his mother told him "the harder it is, the better the story comes out of it."
The interview concludes with a reflection on Tarek's relationship with his father, noting that his father was not present during his upbringing, which Tarek believes instilled a subconscious drive to prove himself.