TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 4, 7:15 PM EST
Polymarket
In the upcoming MLB game between the Miami Marlins and St. Louis Cardinals, scheduled for June 27 at 7:15PM ET: This market will resolve to "Miami Marlins" if the Miami Marlins win the game. This market will resolve to "St. Louis Cardinals" if the St. Louis Cardinals win the game. 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 ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.
In the upcoming MLB game between the Miami Marlins and St. Louis Cardinals, scheduled for June 27 at 7:15PM ET: This market will resolve to "Miami Marlins" if the Miami Marlins win the game. This market will resolve to "St. Louis Cardinals" if the St. Louis Cardinals win the game. 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 ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.
Prediction market odds and traditional 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 like this one are driven purely by trader belief and capital allocation. Sportsbooks may adjust faster for sharp money or injury news, whereas prediction markets can lag or lead depending on information flow and trader attention. Neither is inherently more accurate, but comparing the two can reveal where public sentiment differs from professional oddsmakers. Tracking both alongside this market provides a fuller picture of how different groups are valuing the matchup.
This market resolves around Jul 4, 2026, once the game concludes and the result is verified against credible public sources. The outcome is determined by which team wins the matchup; no draws or alternative scenarios apply in baseball. Resolution typically occurs within hours of final out, allowing traders to settle their positions quickly. Until that point, prices may continue to shift based on live game developments, breaking news, or late-breaking roster changes. The platform will automatically pay out winning shares based on the confirmed result.
Key catalysts include player injuries or roster moves announced before game time, which can dramatically alter win probability. Weather conditions, ballpark factors, and recent team form all influence trader sentiment. Starting pitcher matchups and bullpen availability often trigger sharp moves as bettors reassess pitching depth. Trade deadline activity or late-season playoff implications may also sway perception of team urgency. Media reports, expert predictions, and line movement from sportsbooks can signal new information that traders react to. Monitoring these developments helps you anticipate price shifts and identify trading opportunities before the broader market catches up.