TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 6, 12:09 AM EST
Kalshi
An evening baseball game between two professional teams is scheduled to take place as planned. The game's outcome will depend on whether it extends beyond the standard nine innings. This extension into additional play determines the resolution of certain conditions tied to the match.
If at least 1 extra inning is played in the A's vs Seattle professional baseball game originally scheduled for Sep 5, 2026 at 9:40 PM EDT, then the market resolves to Yes.
Prediction market odds often reflect the collective wisdom of a diverse group of traders, potentially differing from those set by sportsbooks. Sportsbooks typically set their lines to balance action and incorporate a profit margin, while this market relies on individuals directly wagering on the outcome. Therefore, discrepancies can arise due to differing information, analytical approaches, or simply varying levels of confidence in a particular result. It's common to see prediction markets move independently of sportsbook lines, especially as new information emerges or public sentiment shifts regarding the A's and Seattle matchup.
On Kalshi, this market is priced through a continuous order book where traders buy and sell contracts representing different outcomes. The price of each contract reflects the probability of that outcome occurring, as determined by supply and demand. As more people buy contracts predicting extra innings, the price will rise, and vice versa. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. This dynamic pricing mechanism allows the market to quickly incorporate new information and adjust its predictions accordingly. The current price reflects the aggregated beliefs of all participants trading in this market, providing a unique perspective on the likelihood of extra innings.
This market resolves around Sep 6, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will depend on whether the game between the A's and Seattle goes into extra innings, as determined by official game results. The final result will be based on the official scoring of the baseball game, and any disputes will be resolved using publicly available data. Traders will then be paid out based on whether their contracts align with the final outcome of the game and whether extra innings were played.
Several factors could influence the price of this market before resolution. Any news regarding injuries to key players on either the A's or Seattle could significantly shift expectations. Weather forecasts predicting rain or strong winds could also impact the game and, consequently, the market. Furthermore, updates on pitching matchups or changes in team strategy could lead to traders adjusting their positions. Even general shifts in public sentiment, reflected in betting patterns, could cause fluctuations in the price of contracts related to the A's vs Seattle extra innings market.