United States-based prediction marketplace Kalshi has completed a Series D funding round of over $300 million. The round was led by Sequoia Capital and Andreessen Horowitz, with participation from Paradigm, CapitalG, Coinbase Ventures, General Catalyst, and Spark Capital. Kalshi plans to integrate its U.S.-regulated prediction market with major cryptocurrency exchanges and retail brokers within 12 months. The platform, which gained a 66% market share by September, is pushing event data on-chain for developers. Partnerships with Solana, Base, and Robinhood support this expansion. Regulatory wins in the U.S. have ... (full story)