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: Jun 7, 4:19 PM EST
Kalshi
A professional baseball game between two teams is scheduled for June 7, 2026 at 1:40 PM EDT, with the potential for the game to extend into extra innings.
Prediction market odds on Kalshi reflect real-time trader sentiment about extra innings occurring in this Rays-Marlins matchup. Sportsbooks typically price extra innings based on historical game data, pitcher fatigue models, and team bullpen strength. Prediction markets often diverge from sportsbook lines because they aggregate crowd wisdom and can react faster to breaking news like injuries or weather changes. Comparing Kalshi odds to major sportsbooks helps identify whether traders are more or less bullish on extra innings than traditional oddsmakers.
On Kalshi, the Tampa Bay vs Miami extra innings contract is priced as a binary outcome: either extra innings occur or they do not. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current price reflects the probability traders assign to extra innings happening in the June 7, 2026 game. Prices move continuously as traders buy and sell shares, with each transaction updating the market probability. You can enter limit or market orders to bet on either outcome, and your position value fluctuates with the contract price until the market resolves after the game concludes.
The market resolves after the conclusion of the Tampa Bay Rays vs Miami Marlins game on Jun 7, 2026. The outcome is determined by whether the game goes to extra innings—that is, whether play extends beyond the ninth inning. Once the final result is official, the market settles and traders receive payouts based on their position. Resolution timing depends on game length and any potential delays, but the determination is straightforward: extra innings occurred or they did not.
Several factors could shift odds before the June 7 game. Pitcher announcements or injuries to key relievers on either team would affect bullpen depth and fatigue risk. Weather forecasts—particularly wind and temperature—influence ball carry and scoring pace. Lineup changes or trades involving star hitters could alter run-scoring expectations. Recent team performance, win-loss streaks, and head-to-head history also influence trader sentiment. Breaking news about player health, roster moves, or umpire assignments can trigger rapid repricing. As game time approaches, these catalysts compound, making the extra innings probability more volatile.