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: Jun 30, 8:39 AM EST
Kalshi
A Japan NPB regular season baseball game between the Tokyo Yakult Swallows and Yomiuri Giants scheduled for June 30, 2026. The outcome depends on which team wins the matchup.
Resolution is based on the final result of the game originally scheduled for Jun 30, 2026 at 5:00 AM EDT. If the game is postponed or delayed, markets remain open and close after the rescheduled game concludes within two days. Should the game be cancelled or rescheduled beyond two days, markets resolve to a fair price per official rules. Tied games resolve to 50/50.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market may show higher or lower implied probabilities than traditional sports betting sites, depending on whether traders here believe the consensus line undervalues or overvalues each team. Comparing the two can reveal where sophisticated traders see value relative to conventional oddsmakers.
On Kalshi, this market is priced through an order-book mechanism where traders buy and sell shares representing each outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the aggregate willingness of participants to bet on that result, with the implied probability derived directly from the current bid-ask spread. As new information emerges—team roster updates, recent performance, or public sentiment—traders adjust their positions, moving prices in real time. This continuous repricing ensures the market stays responsive to changing expectations about the matchup.
This market resolves around Jun 30, 2026, once the matchup concludes and the result is verifiable from credible public sources. The outcome will reflect which team wins the game based on the final score. Until that point, traders can adjust their positions as the event approaches and new developments emerge. Resolution is automatic once the official result is confirmed, ensuring all positions settle fairly and transparently.
Several catalysts could shift prices in this market before it resolves. Key player injuries or roster changes announced by either team would likely trigger significant repricing, as would recent performance streaks or head-to-head historical trends. Weather conditions on game day, if extreme, could influence trading activity. Media coverage highlighting team momentum, managerial decisions, or statistical matchups may also sway trader sentiment. Any official statements about lineup adjustments or tactical changes closer to the event date could prompt sharp moves as the market incorporates fresh information.