TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 5, 6:19 PM EST
Kalshi
This market tracks which team will win the professional baseball game between the Tampa Bay Rays and Houston Astros. On Kalshi, Houston winning is priced at 14.0%, while Tampa Bay winning is at 87.0%. The market resolves according to the official result of the game scheduled for July 5, 2026 at 3:30 PM EDT. Watch for team roster updates and injury reports leading up to first pitch on July 5, 2026.
This event covers the Tampa Bay vs Houston professional baseball game originally scheduled for July 5, 2026 at 3:30 PM EDT. Resolution is determined by the final outcome of the game, with separate markets for each team's victory. If the game is postponed or delayed, markets remain open and close after the rescheduled game concludes within two days. Should the game be cancelled or rescheduled to more than two days away, markets resolve to a fair price in accordance with established rules.
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 money on outcomes. This market may show higher or lower implied probabilities than traditional sportsbooks, depending on whether informed traders or casual bettors dominate activity. Comparing the two can reveal where the crowd's conviction differs from professional oddsmakers.
On Kalshi, this market is priced through an order-book mechanism where traders submit bids and offers for contracts representing each possible outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each contract reflects the consensus probability assigned by active traders; a contract trading at 65 cents implies a 65% chance of that outcome occurring. As new information emerges or trading volume shifts, prices adjust in real time, allowing you to enter or exit positions at the prevailing market rate.
This market resolves around Jul 5, 2026, once the game concludes and the result is verifiable from credible public reporting. The outcome is determined by the final score and official result of the matchup. Until that point, prices will fluctuate based on team news, injury updates, betting trends, and other factors that traders believe affect the likelihood of each outcome. Early resolution is not typical unless the event is officially cancelled or postponed.
Key player injuries, roster changes, or unexpected absences can significantly shift implied probabilities in this market. Betting trends from major sportsbooks often influence prediction market prices as sharp money flows in. Weather conditions, home-field advantage updates, and recent team performance streaks also drive trader sentiment. Breaking news about coaching decisions, lineup adjustments, or off-field developments can trigger rapid repricing. As game day approaches, late-breaking information and final injury reports typically generate the most volatile price movements.