Kalshi Hits $12B, Polymarket $10B All-Time Highs on March NCAA Tournament Surge
Kalshi has already posted $12.35 billion in notional quantity in March 2026, surpassing its earlier all-time high of $10.44 billion set throughout Super Bowl month in February. It’s an 18.3% month-over-month leap with two days of quantity nonetheless to gather for March. Meanwhile, Polymarket’s international platform has exceeded $10 billion in month-to-month quantity for the…
