TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 21, 10:09 PM EST
Kalshi
San Diego and Atlanta will play a professional baseball game on July 21, 2026. The market resolves Yes if the game extends beyond nine innings, requiring additional innings to determine a winner.
If San Diego and Atlanta go to extra innings in the San Diego vs Atlanta professional baseball game originally scheduled for Jul 21, 2026 at 7:15 PM EDT, then the market resolves to Yes.
Prediction market odds and sportsbook odds often diverge because they serve different purposes and operate under different regulatory frameworks. Sportsbooks set lines to balance action and manage risk, while prediction markets like this one aggregate trader beliefs through continuous price discovery. For this market, comparing the prediction market price to major sportsbook lines on extra innings can reveal where professional and casual traders disagree on the probability of the game going beyond regulation play.
On Kalshi, this market is priced through an order-book mechanism where traders buy and sell shares representing yes or no outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price you see reflects the marginal trade—the last transaction between a buyer and seller—and moves as new orders flow in. Higher prices indicate stronger trader conviction that extra innings will occur, while lower prices suggest the opposite. You can place limit or market orders to enter or exit your position at any time before the market closes.
This market resolves around Jul 22, 2026, after the San Diego versus Atlanta game concludes. The outcome is determined by whether the game requires play beyond nine innings to determine a winner. Once the final result is verifiable from credible public sources, the market settles and traders receive payouts based on their positions.
Several factors can shift trader expectations in this market before resolution. Weather conditions, bullpen availability, and recent offensive trends for both teams may influence how traders assess the likelihood of extra innings. Injury announcements, lineup changes, or updated starting pitcher information can also trigger price movement. Additionally, as game time approaches and more real-time data becomes available, traders may adjust their positions based on updated probabilities, causing the market price to fluctuate.