TOTAL VOLUME:
$134.2b
24H VOL:
$129,159,707
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,442,132,418
404,744
Markets across
30,489
events
MATCHED EVENTS:
2,691
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 4, 10:24 PM EST
Kalshi
This market tracks whether Tampa Bay will defeat Houston by more than 1.5 runs in their scheduled professional baseball game. On Kalshi, the leading outcome—Tampa Bay winning by over 1.5 runs—stands at 33.0%, while Tampa Bay winning by over 2.5 runs carries a 16.0% probability. The market resolves according to the official result of the game originally scheduled for July 4, 2026 at 7:10 PM EDT. Watch for the final score when the game concludes on July 4, 2026, which will determine the run differential and settle both outcomes.
Resolution is based on the final official score of the Tampa Bay vs Houston professional baseball game originally scheduled for July 4, 2026 at 7:10 PM EDT. Markets are divided into two groups: Houston spread and Tampa Bay spread. For Houston spread markets, resolution to Yes requires Houston to win by more than the stated margin (3.5, 2.5, or 1.5 runs). For Tampa Bay spread markets, resolution to Yes requires Tampa Bay to win by more than the stated margin (1.5, 2.5, or 3.5 runs). The run differential is calculated as the absolute difference between final scores, with the winning team's margin determining which spread markets resolve affirmatively. Each margin threshold operates independently.
Prediction market odds often diverge from traditional sportsbook lines because they aggregate real-time trader conviction rather than following fixed opening spreads. While sportsbooks adjust lines to balance action and protect margins, this market prices the outcome based on continuous buying and selling by informed participants. Comparing the two can reveal whether public perception on prediction markets is more or less bullish on Tampa Bay covering than the consensus among professional oddsmakers.
On Kalshi, this market is priced through an order-book mechanism where traders submit bids and asks to establish the spread odds. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price you see reflects the most recent matched trade and pending orders, updating continuously as new participants enter or exit positions. Liquidity and trading volume influence how tightly the bid-ask spread narrows, affecting the ease of executing trades at favorable rates.
This market resolves around Jul 5, 2026, once the Tampa Bay versus Houston game concludes and the final spread result is verifiable from credible public reporting. The outcome is determined by comparing the final score differential to the specified spread line. Traders holding positions aligned with the actual result receive payouts, while those on the opposite side of the trade realize losses.
Key catalysts include injury reports for star players on either roster, weather conditions at game time, and late-breaking news about team strategy or lineup changes. Betting action from sharp money or public sentiment shifts can also drive price movement. As game day approaches, updated odds from sportsbooks and analyst commentary may influence trader positioning, while live game developments—such as an early score—can create sharp repricing once the contest begins.