Kalshi Dominates Prediction Markets with Record $466M Daily Volume
Prediction markets surged to an all-time high of $700 million in daily volume on January 12, with Kalshi capturing a commanding 66.4% market share. The platform's $466 million single-day volume outpaced rivals Polymarket and Opinion, which each claimed 14.3% ($100 million).
Sports betting fueled Kalshi's growth, accounting for 94% of Sunday's volume and over 90% on Saturday. NFL games led with 28.2% of wagers, followed by NBA at 11%. The platform set consecutive records—$455 million on Saturday, $466 million on Sunday—as users traded contracts on NFL, NBA, and NHL outcomes.
Smaller players trailed significantly: Predict Fun (2.6%, $18M), Probable (2%, $13.9M), and SX Bet (0.3%, $1.88M). Niche platforms like Limitless Exchange ($641k), Football.Fun ($445k), and PancakeSwap ($402k) remained marginal contenders.