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: May 30, 12:40 AM EST
Kalshi
This market tracks whether the New York Y versus A's professional baseball game will extend into extra innings. On Kalshi, the probability of extra innings occurring stands at 6.0%. Resolution is determined by the official outcome of the game originally scheduled for May 29, 2026 at 9:40 PM EDT, as reported through standard baseball resolution sources. Watch for the game's completion on May 29, 2026 to see whether regulation play decides the contest or if the teams must play additional innings.
Prediction market odds on Kalshi reflect the aggregated beliefs of traders betting real money on whether extra innings will occur, whereas traditional sportsbooks set odds primarily to balance their book and manage liability. Prediction markets often incorporate sharper, more granular probability estimates because traders face direct financial incentive to price outcomes accurately. For the New York Y vs A's extra innings outcome, comparing Kalshi odds to major sportsbook lines can reveal whether the market consensus differs from professional oddsmakers' assessments of game length and competitive balance.
On Kalshi, the New York Y vs A's: Extra Innings contract is priced between 0 and 100 based on trader conviction about whether the game will extend beyond regulation. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current price reflects the collective probability estimate of all active traders. As the May 29 game approaches, prices adjust in response to team roster updates, weather forecasts, bullpen availability, and other factors affecting game dynamics. Traders buy contracts at lower prices if they believe extra innings are more likely than the market currently prices, and sell at higher prices if they expect the game to finish in nine innings.
The New York Y vs A's: Extra Innings market resolves on May 30, 2026, after the game concludes. The outcome is determined by whether the game extends into extra innings or concludes within the standard nine-inning regulation. Resolution depends on the final official result recorded by Major League Baseball. Once the game ends and the official outcome is confirmed, the market settles and traders receive payouts based on their positions and the winning outcome.
Several factors could shift the odds before the May 29 game. Roster announcements, such as key players being placed on the injured list or returning to availability, directly impact team strength and scoring potential. Weather updates—wind direction, temperature, and humidity—affect ball carry and run scoring likelihood. Bullpen depth reports and recent pitcher performance trends influence the probability of close games reaching extra innings. Starting pitcher confirmations and recent team form also matter; hot-hitting teams or strong pitching performances reduce extra innings likelihood. Breaking news about trades, suspensions, or unexpected lineup changes can trigger sharp repricing on Kalshi.