TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 24, 11:04 PM EST
Kalshi
A professional baseball World Series game between Houston and Chicago is scheduled for July 24, 2026. The event in question is whether this matchup will extend into extra innings, requiring additional play beyond the standard nine innings to determine a winner.
If Houston and Chicago WS go to extra innings in the Houston vs Chicago WS professional baseball game originally scheduled for Jul 24, 2026 at 7:40 PM EDT, then the market resolves to Yes.
On Kalshi, this market reflects trader sentiment rather than traditional sportsbook lines. Prediction market odds often differ from sportsbook odds due to varying participant dynamics and market structures. While sportsbooks may set lines based on broader public betting trends and proprietary models, prediction markets like this one aggregate decentralized trader views. This can lead to notable differences in implied probabilities. Traders on Kalshi may price in factors beyond standard sportsbook considerations, such as perceived team momentum or weather conditions, creating unique odds that can diverge significantly from conventional sports betting lines.
On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Kalshi, traders actively set the odds through buying and selling contracts, which determines the current price. The market price adjusts continuously based on trading volume and participant sentiment. As the event approaches, fluctuations in trading activity can cause noticeable shifts in the odds. Volume of $871 and recent 24-hour volume of $870 help gauge market interest and liquidity, influencing how prices evolve leading up to Jul 25, 2026.
This market resolves around Jul 25, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by whether the game lasts longer than the standard regulation time, a fact that becomes public shortly after the contest concludes.
Injuries, weather delays, or strategic decisions by coaches may shift expectations about the game’s length and move this market. Additionally, any significant changes in team performance leading up to the match — such as lineup announcements or recent extra-inning games — can also cause price swings among traders on Kalshi.