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: Aug 19, 8:00 PM EST
Kalshi
This event tracks whether either the A's team or the Kansas City team scores a run in the first inning of their scheduled game on August 19, 2026. It focuses solely on early-game scoring dynamics between the two teams.
If either team scores a run in the first inning of the A's vs Kansas City professional baseball game originally scheduled for Aug 19, 2026 at 7:40 PM EDT, then the market resolves to Yes.
On sportsbooks, odds for the first inning run market reflect bookmaker adjustments and public betting patterns. In contrast, prediction markets like Kalshi let traders bet directly on outcomes, often producing sharper prices as they respond to real-time trading activity and new information. The difference can be notable, especially when a starting pitcher change or weather delay occurs before the first pitch. Sportsbooks may lag in updating, while this market adjusts instantly to shifts in perceived probabilities.
On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Kalshi, traders set the odds through continuous bidding and asking, reflecting their collective view of which team will score first. The current implied chance shows how the market views the likelihood of each possible outcome. Volume of $197,005 indicates trader interest, while recent trades and order book depth help gauge momentum. This dynamic pricing captures evolving opinions as the game approaches, allowing participants to react faster than traditional sportsbooks.
This market resolves around Aug 20, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result depends on whether either team scores a run in the first inning of the game, as officially recorded by the league.
Key signals include starting pitcher announcements, weather forecasts affecting game timing, and any last-minute roster changes for either team. Injuries or performance updates for key hitters and pitchers can also shift perceptions of scoring probability in the first inning. As Aug 20, 2026 approaches, any news that alters the expected game flow—such as a delay or lineup swap—will likely cause rapid adjustments in this market as traders reassess the odds.