Prediction Markets Gain Ground in U.S. Sports Betting During 2026 World Cup
Ulrich Günther · Jul 29, 2026
Prediction Markets Gain Ground in U.S. Sports Betting During 2026 World Cup
During the 2026 FIFA World Cup prediction market platforms such as Kalshi and Polymarket expanded their portion of U.S. legal sports betting activity to an estimated 27 percent of total volume according to industry estimates and this figure marked a rise from 9 percent recorded earlier in the year. The increase allowed these CFTC regulated venues to surpass the growth rates posted by traditional sportsbooks in the same period while Kalshi logged record levels of app usage that topped the daily figures from major operators including DraftKings and FanDuel on multiple occasions.
Volume Shifts During the Tournament
Industry estimates compiled throughout the global event placed prediction market activity at 27 percent of the overall legal sports betting volume in the United States and observers noted that the jump from the earlier 9 percent baseline occurred as the World Cup progressed through its group and knockout stages. Data from the period showed that these platforms captured a larger slice of activity than they had in preceding months while traditional sportsbooks experienced comparatively slower expansion in the same window. The shift coincided with heightened interest in event contracts tied directly to match outcomes and tournament milestones which drew users toward the CFTC overseen exchanges.
Kalshi App Usage Surges
Kalshi recorded app engagement that exceeded DraftKings and FanDuel on certain days throughout the tournament and the platform's daily active user counts reached new peaks as bettors turned to prediction contracts for real time tournament decisions. Figures released in connection with the event indicated that this usage pattern reflected broader participation from individuals seeking CFTC regulated alternatives to conventional sportsbooks and the trend contributed to the overall rise in prediction market share. The development occurred while the World Cup remained the central focus of sports attention in July 2026 and analysts tracked the platform metrics alongside standard betting handles to quantify the change.
Comparison With Traditional Sportsbooks
Traditional sportsbooks maintained their established user bases yet the growth trajectory for prediction markets outpaced them during the same stretch of the World Cup and this difference appeared in the volume percentages that moved from 9 percent to 27 percent for the CFTC regulated segment. Observers tracked the disparity through public industry reports and noted that Kalshi's daily app figures occasionally led the category which highlighted the competitive pressure emerging from the newer market structure. The pattern held as the tournament advanced and participants increasingly allocated portions of their activity to event contracts that settled on specific match results or advancement scenarios.
Regulatory Context and Market Position
CFTC regulated prediction markets operated under established oversight throughout the period and this framework supported their expansion as participants sought platforms with clear settlement rules tied to verifiable events. The share increase to 27 percent reflected cumulative activity across multiple contracts that aligned with World Cup fixtures and the rise occurred without displacing the core operations of licensed sportsbooks. Data compiled during July 2026 showed that the combined effect produced a measurable redistribution within the overall legal betting landscape while both segments continued to process transactions under their respective regulatory regimes.
Industry Estimates and Data Points
Industry estimates placed the prediction market portion at 27 percent of U.S. legal sports betting volume during the tournament and this calculation drew from aggregated platform reporting that compared activity levels before and during the event. The earlier 9 percent benchmark served as the reference point and the subsequent growth placed Kalshi and Polymarket ahead of traditional operators in relative expansion on select days. Figures released in connection with the World Cup illustrated how app usage metrics translated into volume gains and the estimates aligned with public tournament schedules that drove sustained engagement through the later stages.
Broader Implications for Betting Activity
The documented rise in prediction market share coincided with ongoing World Cup matches and this timing allowed platforms to demonstrate their capacity to handle elevated transaction levels under CFTC rules. Traditional sportsbooks continued to report steady handles yet the comparative growth rates favored the prediction segment according to the same industry estimates and the pattern extended through periods of peak tournament interest. Observers recorded these shifts as part of routine monitoring that tracks how different regulatory categories perform when major global events concentrate attention on sports outcomes.
Conclusion
The 2026 FIFA World Cup period produced a clear increase in prediction market activity that reached 27 percent of U.S. legal sports betting volume and this development outpaced the growth recorded by conventional sportsbooks. Kalshi's app usage exceeded that of DraftKings and FanDuel on certain days while the overall share expansion from 9 percent earlier in the year underscored the role of CFTC regulated platforms amid the tournament. Industry estimates captured these changes through volume and usage metrics that reflected the distribution of activity across event contracts and established betting channels. The pattern remained consistent as the World Cup progressed and data continued to show the relative positioning of each segment within the regulated market.