TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 30, 8:34 AM EST
Kalshi
A Japan NPB regular season baseball game between the Hiroshima Toyo Carp and Yokohama DeNA BayStars 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 serve different purposes and audiences. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets reflect real-time trader conviction without a built-in margin. On platforms like Kalshi, odds emerge from continuous trading rather than a bookmaker's calculation. Comparing this market's implied probability to major sportsbook lines can reveal where public perception differs from professional oddsmakers. Savvy traders use these gaps to identify mispriced outcomes and potential edges.
On Kalshi, this market is priced through a continuous order-book mechanism where traders directly buy and sell outcome shares. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the latest consensus among active participants, updating in real time as new trades execute. Shares range from 0 to 100 cents, with the sum of all outcome prices equaling one dollar. This structure ensures transparent, decentralized price discovery without intermediary markup, giving traders direct control over the odds they accept or offer.
This market resolves around Jun 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winning outcome will be determined by the final result of the matchup between the two teams. Until that time, traders can continue to buy and sell shares as new information and game developments emerge. Early resolution is possible if the event is postponed or cancelled, in which case the market rules will specify the handling of open positions.
Key roster updates—injuries, trades, or roster moves—often trigger sharp repricing in baseball markets. Recent team performance, head-to-head records, and home-field advantage can shift trader sentiment significantly. Weather conditions and ballpark factors also influence outcomes and may prompt position adjustments. Media reports about player form, managerial strategy, or lineup changes frequently drive intraday volatility. As game day approaches, late-breaking news and betting-market activity on external sportsbooks can cascade into this market, creating opportunities for traders to react to new information before the first pitch.