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: Aug 12, 6:49 PM EST
Kalshi
The event refers to a professional baseball game where two teams compete, and if the game lasts longer than the scheduled nine innings due to a tie score at the end of the ninth inning, it is considered to have gone to extra innings. This particular game is scheduled for an afternoon start. The focus is on whether the game will extend beyond its regular length.
If Colorado and Arizona go to extra innings in the Colorado vs Arizona professional baseball game originally scheduled for Aug 12, 2026 at 3:40 PM EDT, then the market resolves to Yes.
Compared to traditional sportsbook odds, prediction market odds for this market often reflect a more nuanced outlook, incorporating real-time trader sentiment and advanced analytics. While sportsbooks may set lines based on broader public betting trends and historical data, prediction markets allow for rapid adjustments based on new information, potentially offering sharper or more volatile pricing.
On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Kalshi, traders collectively set the price for this market through continuous trading, with the current top outcome reflecting the aggregate belief about extra innings occurring. The market’s probability metric is derived from the active bids and asks, adjusting dynamically as new data on team performance, pitcher fatigue, or weather conditions emerges.
This market resolves around Aug 12, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by whether the Colorado versus Arizona game lasts longer than nine innings, as officially recorded by the league. No further interpretation or external data sources are required beyond standard game results.
Key signals that could shift this market include starting pitcher announcements, weather forecasts affecting game length, in-game performance updates such as early scoring or injuries, and any official game delays or suspensions. Each of these developments can alter trader expectations about the likelihood of extra innings, causing rapid price fluctuations on Kalshi as new information emerges.