TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 24, 3:20 PM EST
Kalshi
The event involves a professional baseball game between two teams scheduled for a specific date and time. It centers on whether the game extends beyond its standard duration due to additional periods of play. The outcome depends solely on the game's length, not its result.
If at least 1 extra inning is played in the St. Louis vs Pittsburgh professional baseball game originally scheduled for Sep 24, 2026 at 12:35 PM EDT, then the market resolves to Yes.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks often set initial lines based on statistical models and expert analysis, while this market incorporates a broader range of information and perspectives from traders. It’s common to see prediction markets move more quickly to incorporate new information, such as late-breaking injury reports or weather forecasts, potentially leading to odds that diverge from those offered by sportsbooks. However, as the event approaches, the two may converge as more information becomes available.
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 perceived by the market participants. Traders set the odds by placing bids and asks, and the market price fluctuates based on supply and demand. 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 adapt to new information and reflect the collective intelligence of the traders involved in the MLB extra innings market.
This market resolves around Sep 24, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Specifically, the resolution will be based on whether the St. Louis versus Pittsburgh baseball game goes into extra innings, as officially recorded by Major League Baseball. The final result will be determined by the official game statistics and verified against credible public sources. Traders will then be able to claim their winnings or adjust their positions based on the final outcome of the game.
Several factors could significantly influence this market. Any news regarding potential starting pitchers, significant injuries to key players on either team, or even adverse weather conditions impacting the game could cause shifts in the odds. Unexpected lineup changes or reports about team strategy could also move the market. Furthermore, general betting trends and large volume trades on Kalshi itself can create momentum and influence price movements. Monitoring these signals closely will be key to understanding potential shifts in the MLB extra innings market.