TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 13, 3:49 PM EST
Kalshi
The event refers to a professional baseball game between two teams scheduled for an August date in 2026. The specific condition being observed is whether the game will extend beyond the regular nine innings due to a tie score at the end of the ninth inning. This would mark an unusual occurrence for the sport, as such games typically conclude within the standard innings unless tied.
If Pittsburgh and Miami go to extra innings in the Pittsburgh vs Miami professional baseball game originally scheduled for Aug 13, 2026 at 1:10 PM EDT, then the market resolves to Yes.
Compared to traditional sportsbook lines, prediction market odds for this market often reflect a different risk assessment. While sportsbooks may set their lines based on broader factors and public betting patterns, traders on Kalshi price in their own expectations for extra innings, which can create notable differences in implied probabilities.
This market resolves around Aug 13, 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 nine innings, and the platform will finalise the market based on that official result.
In the coming weeks, key signals that could shift this market include pitcher performance updates, injury reports, weather forecasts affecting game conditions, and strategic decisions by team managers regarding bullpen usage. As Aug 13, 2026 approaches, any last-updating roster changes or umpires’ rulings may also influence trader sentiment. Media coverage and expert commentary can shape perceptions, while unexpected game dynamics — such as early lead sizes or rain delays — might alter the probability of extra innings and drive rapid price adjustments on Kalshi.