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: Jul 27, 9:59 PM EST
Kalshi
For the Boston versus A's matchup, scoring in the opening inning by either side determines the result. It captures the ability of either team's offense and pitching to produce or prevent early runs in a competitive setting.
If either team scores a run in the first inning of the Boston vs A's professional baseball game originally scheduled for Jul 27, 2026 at 9:40 PM EDT, then the market resolves to Yes.
Compared to traditional sportsbook lines, prediction market odds for this market often reflect a more nuanced outlook, incorporating real-time trader sentiment and sharp betting patterns. While sportsbooks may set their lines based on broader public betting trends and historical averages, the prediction market price here can shift more quickly with new information, such as starting pitcher performance or weather conditions affecting the game.
This market resolves around Jul 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by whether either team scores a run in the first inning of the game, as officially recorded by the league’s box score and widely reported across sports news outlets.
Key signals that could shift this market include last-minute changes to starting lineups, weather delays or interruptions affecting early gameplay, and any pre-game momentum indicators such as recent team performance or pitcher matchups. Unexpected injuries or strategic decisions by managers may also influence trader sentiment and shift odds dramatically as the first pitch approaches.