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 7, 5:00 AM EST
Polymarket
In the upcoming NPB game, scheduled for June 30 at 5:00AM ET: If the Yomiuri Giants win, the market will resolve to "Yomiuri Giants". If the Tokyo Yakult Swallows win, the market will resolve to "Tokyo Yakult Swallows". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50.
In the upcoming NPB game, scheduled for June 30 at 5:00AM ET: If the Yomiuri Giants win, the market will resolve to "Yomiuri Giants". If the Tokyo Yakult Swallows win, the market will resolve to "Tokyo Yakult Swallows". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 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 manage risk, while prediction markets aggregate the beliefs of traders who have financial skin in the game. This market's odds may move faster or slower than traditional sportsbook lines depending on which venue receives more informed trading activity. Comparing the two can reveal where professional bettors and casual traders disagree on the likely outcome.
On Polymarket, traders set prices through an automated market maker that adjusts odds based on buy and sell pressure. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more capital flowing toward one outcome, the higher its price climbs, and vice versa. This continuous repricing mechanism ensures the market reflects real-time consensus among active participants. Liquidity depth and trading volume influence how quickly prices respond to breaking news or shifting expectations about the matchup.
This market resolves around Jul 7, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result will reflect which team wins the matchup according to official game records. Traders should monitor the event closely as the resolution date approaches to ensure they understand how the final score will be reported and verified. Any disputes or unusual circumstances will be evaluated against standard sports reporting conventions.
Key roster updates, injury announcements, and recent team performance trends can shift market odds significantly. Lineup changes, weather conditions on game day, and momentum from recent matchups between these rivals all influence trader sentiment. Media coverage and expert analysis may also trigger repricing as new information becomes public. Trading volume typically spikes closer to game time as participants finalize positions, so watch for accelerating activity as the deadline approaches.