Polymarket Names Warren Jenson as CFO as Kalshi Leads August Volume

Polymarket has named Warren Jenson, 69, as its chief financial officer. According to NS3.AI, Jenson brings more than three decades of finance experience from major U.S. companies. The appointment comes as prediction markets continue to draw trading activity. Kalshi and Polymarket recorded $48.4 billion in combined volume in August, according to Piper Sandler. Kalshi accounted for $40 billion of that total, nearly five times Polymarket's volume.