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: Jul 7, 10:29 PM EST
Kalshi
This market tracks whether the Milwaukee Brewers and St. Louis Cardinals baseball game scheduled for July 7, 2026 extends beyond nine innings. Extra innings occur when the score remains tied after regulation play.
If Milwaukee and St. Louis go to extra innings in the Milwaukee vs St. Louis professional baseball game originally scheduled for Jul 7, 2026 at 7:45 PM EDT, then the market resolves to Yes.
Prediction market odds and sportsbook odds often diverge because they serve different audiences and operate under different constraints. Sportsbooks set lines to balance action and manage risk, while prediction markets reflect pure trader belief—there is no house taking the other side. This market aggregates the collective forecast of thousands of independent traders with real money at stake, which frequently produces sharper or more contrarian odds than traditional sports betting venues, especially on niche outcomes like extra innings.
On Kalshi, this market is priced through an order-book mechanism where traders buy and sell shares representing yes or no outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share settles to $1 if the outcome occurs or $0 if it does not, so the current bid-ask spread reflects the crowd's true probability estimate. As new information emerges—injury reports, weather updates, or lineup changes—traders adjust their positions, and the price moves to reflect the updated consensus.
This market resolves around Jul 8, 2026, once the Milwaukee versus St. Louis game concludes and the result is verifiable from credible public sources. The outcome is determined by whether the contest extends into extra innings or concludes during regulation play. Resolution is straightforward and objective, tied directly to the final game result reported by official league sources.
Key catalysts include lineup announcements, starting pitcher confirmations, and weather forecasts that might affect game pace or scoring. Injury updates to star players can shift expectations about run production and game length. As game time approaches, historical performance data—such as how often these teams play extra-inning contests or their bullpen depth—becomes more salient to traders. Live game developments like early scoring, pitching changes, and late-inning momentum will drive the most dramatic price swings in the final hours before resolution.