Despite bitter rivalry, Kalshi, Polymarket CEOs back $35M predictions markets VC fund In Brief Kalshi Marc Andreessen Polymarket prediction markets Ribbit Capital Startups Technology Venture Despite bitter rivalry, Kalshi, Polymarket CEOs back $35M predictions markets VC fund Marina Temkin March 23, 2026 As prediction markets explode, the new firm called 5(c) Capital, will back startups supporting the burgeoning category. Read More Read more about Despite bitter rivalry, Kalshi, Polymarket CEOs back $35M predictions markets VC fund