From $9 Billion to $20 Billion in Under a YearThe valuation trajectory here is pretty striking. Related: Polymarket Chases $20 Billion Valuation as Kalshi Pushes $40 BillionNorth Carolina took a different path. Kalshi closed a $1 billion Series F round at a $22 billion valuation in May. The $1 billion figure and the $20 billion valuation are both preliminary, and both could shift before anything closes — or before a deal collapses entirely. Polymarket is reportedly in early talks to raise $1 billion at a valuation exceeding $20 billion, according to sources familiar with the discussions.