# Kalshi Secures $22 Billion Valuation, Outpacing Rival Polymarket The largest U.S. prediction market gains a competitive edge. - **Source:** [Fortune](https://fortune.com) - **Published:** 2026-03-20 - **Topic:** [Finance](https://brifing.si/c/finance) - **Original article:** - **On Brifing:** https://brifing.si/s/b1ff1ee8-796d-4599-bc74-92a5108358ce ## Kalshi's Rise Kalshi, the largest U.S. prediction market, has surged to a $22 billion valuation, overtaking rival Polymarket. A $1 billion investment round led by Coatue Management strengthens its industry position. This move intensifies competition in the prediction market space. ## Competitive Dynamics The rivalry between Kalshi and Polymarket extends beyond finance into marketing. Kalshi's free grocery offer to New Yorkers was countered by Polymarket's pop-up store a week later. Such tactics highlight how competition benefits consumers. ## Regulatory Hurdles Kalshi accelerated growth after gaining CFTC approval in 2020, while Polymarket returned to the U.S. in 2025 post-ban. Both platforms face legal challenges, with Kalshi battling illegal gambling charges in Arizona. Regulations remain a key industry factor. ## Industry Innovations Polymarket's exclusive MLB partnership coincides with baseball season, while Kalshi expanded its user base with sports betting. Both companies innovate to attract users, positioning prediction markets as alternatives to traditional investments. ## Investor Confidence Major investors like Coatue Management backing Kalshi signal the sector's potential. Prediction markets offer new tools for pricing uncertainty, though insider trading allegations underscore risks. Investor caution remains crucial. ## Future Markets The Kalshi-Polymarket rivalry solidifies prediction markets' role in finance. Despite regulatory hurdles, these platforms create new investment opportunities. The sector's growth will continue reshaping traditional market alternatives. ## Sources covering this story - https://fortune.com/2026/03/20/kalshi-locks-in-22-billion-valuation-gaining-slight-edge-over-its-rival-polymarket/ — --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._