TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 9, 10:54 PM EST
Kalshi
This market tracks whether Pittsburgh will win its professional baseball game against Chicago WS. Currently, Kalshi gives Pittsburgh a 91.0% probability of winning, while Chicago WS is at 9.0%. The market will resolve based on the outcome of the Pittsburgh vs Chicago WS professional baseball game originally scheduled for September 9, 2026 at 7:40 PM EDT, as determined by the game’s official result. Keep an eye on September 10, 2026, as this is the estimated resolution date for the market and will reflect the final outcome of the game, or any rescheduled date if the original fixture is postponed.
The market resolves based on the winner of the Pittsburgh vs Chicago WS professional baseball game scheduled for September 9, 2026. If Pittsburgh wins, its market resolves to Yes; if Chicago WS wins, its market resolves to Yes. Postponements or delays within two days keep the market open, closing after the rescheduled game concludes. Cancellations or rescheduling beyond two days result in a fair price resolution. Kalshi disclaims any affiliation with the governing league, and all trademarks remain property of their respective owners.
Often, prediction market odds offer a different perspective than those found at traditional sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market reflects the collective wisdom of traders who are incentivized to accurately forecast the outcome. While there can be alignment, differences often emerge due to varying information sources and risk assessments. It’s common to see this market incorporate information more quickly than sportsbook odds, particularly as new developments arise that impact team performance or player availability.
On Kalshi, this market is priced using a continuous double auction mechanism, meaning traders buy and sell contracts representing each possible outcome – in this case, each team winning the World Series. The price of each contract reflects the probability of that outcome as perceived by the market participants. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the prices adjust to reflect the evolving consensus. This dynamic pricing ensures the market remains responsive to changes in expectations about the World Series matchup.
This market resolves around Sep 10, 2026, with the outcome confirmed once the winner of the World Series is verifiable from credible public reporting. The resolution will be based on the official results declared by Major League Baseball. The contract representing the winning team will pay out, while the contract for the losing team will expire worthless. Traders should monitor official sources for the final result to understand when the market is officially settled and payouts are processed.
Several factors could significantly influence this market before the World Series concludes. Key player injuries, unexpected pitching changes, and in-game performance during the series itself are all potential catalysts. News regarding team morale, coaching decisions, or even weather conditions could also shift trader sentiment. Any event that alters the perceived probability of either team winning – such as a dominant performance in an early game – is likely to cause movement in the market and changes to the contract prices.