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 21, 4:53 AM EST
Opinion
In the upcoming MLB game, scheduled for 2026-07-20 23:40 UTC: If the San Francisco Giants win, the market will resolve to "San Francisco Giants". If the Kansas City Royals win, the market will resolve to "Kansas City Royals". The result will be determined based on the final score including any extra innings. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or officially ends in a tie, this market will resolve 50-50. Resolution Source: https://www.mlb.com/ Note: Opinion will resolve strictly based on the first officially published result from the designated source. Any subsequent revisions will not affect this resolution.
In the upcoming MLB game, scheduled for 2026-07-20 23:40 UTC: If the San Francisco Giants win, the market will resolve to "San Francisco Giants". If the Kansas City Royals win, the market will resolve to "Kansas City Royals". The result will be determined based on the final score including any extra innings. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or officially ends in a tie, this market will resolve 50-50. Resolution Source: https://www.mlb.com/ Note: Opinion will resolve strictly based on the first officially published result from the designated source. Any subsequent revisions will not affect this resolution.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market may show odds that lead or lag traditional sportsbook lines depending on where informed traders see value. Comparing the two can reveal whether the broader betting public or prediction market participants hold stronger conviction about the game's likely result.
On Opinion, this market is priced through a continuous order-book mechanism where traders buy and sell shares representing each possible outcome. On Opinion, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current odds reflect the last executed trade price, and new trades move the market up or down based on supply and demand. As more traders enter positions ahead of Jul 20, 2026, the price adjusts to equilibrate buyer and seller interest, ensuring the odds stay responsive to new information and shifting expectations about the matchup.
This market resolves around Jul 20, 2026, once the game concludes and the final result is confirmed. The outcome is verified against credible public sources to ensure accuracy and fairness. Traders who correctly predicted the result receive their winnings, while positions on the losing side expire worthless. The exact resolution timing depends on when official game results are published and validated.
Key catalysts include injury reports, lineup announcements, and recent team performance trends leading into the game. Weather conditions at game time, bullpen availability, and any late-breaking roster changes can shift trader sentiment significantly. Public betting patterns and sharp money flowing into one side may also trigger price movement as informed bettors position ahead of first pitch. Breaking news about player health or unexpected roster decisions often causes sharp repricing as the market digests new information.