Meta weighed Kalshi buyout before building play-money Arena
Meta Platforms explored acquiring CFTC-regulated prediction market Kalshi last year before deciding to build its own product, Arena. Chief executive Mark Zuckerberg met with Kalshi chief executive Tarek Mansour to discuss a potential buyout when prediction markets were surging in popularity, according to reports. Meta ultimately chose to develop Arena in-house as a play-money prediction market rather than pursue the acquisition.
The revealed talks expose the strategic value Kalshi held in Zuckerberg's eyes at the moment of peak prediction-market hype, and what Meta chose to walk away from. Kalshi, the disclosure is a double-edged signal: it validates the platform as acquisition-worthy at a time when it is pitching a $40 billion valuation, yet it confirms that the largest distribution gatekeeper in social media opted to compete rather than pay.
Arena now enters market with full knowledge of Kalshi's product mechanics, user flow, and revenue model from those same discussions. Kalshi must prove its real-money regulatory edge can outpace a free rival with zero user acquisition cost across 3 billion daily users.