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: Jun 27, 5:29 PM EST
Kalshi
This baseball market focuses on the run differential between the teams during only the first five innings of the Kansas City vs Chicago White Sox game on June 27, 2026. Bettors predict whether one team will lead by more than specified margins after five innings.
The market evaluates the run differential after the completion of the fifth inning. Chicago White Sox outcomes resolve to Yes if they lead by more than 1.5 or 2.5 runs respectively after five innings. Kansas City outcomes resolve to Yes if they lead by more than 1.5 or 2.5 runs respectively after five innings. If the game is postponed or delayed, the market remains open and resolves after the rescheduled game concludes within two days.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate the collective beliefs of traders who profit or lose based on accuracy. This market may price the spread differently than traditional sportsbooks, especially as new information emerges or as traders identify perceived value. Comparing the two can reveal where professional bettors and prediction market participants disagree on the likely first-five outcome.
On Kalshi, this market is priced through an order-book mechanism where traders submit bids and asks for contracts representing different spread outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each contract reflects the collective probability assigned by active traders; higher prices indicate stronger confidence in that outcome. As new information surfaces—such as injury reports, weather updates, or bullpen availability—traders adjust their positions, causing prices to shift. This continuous repricing ensures the market remains responsive to changing conditions up until resolution.
This market resolves around Jun 27, 2026, once the first five innings of the World Series game between Kansas City and Chicago are complete and the final run differential can be verified. The outcome is determined by the official box score and confirmed through credible public reporting of the game result. No further action is required from traders after the game concludes; the platform will settle all contracts based on the verified spread at the end of the fifth inning.
Several catalysts could shift prices significantly before the game begins. Injury announcements affecting key pitchers or hitters, weather forecasts that might favor one team's style of play, and late-breaking lineup changes can all trigger sharp moves. Starting pitcher performance history, bullpen availability, and recent offensive trends also influence trader positioning. Once the game starts, early runs scored in the first few innings will cause rapid repricing as traders update their expectations for the final five-inning spread based on live action.