TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 10, 8:54 AM EST
Kalshi
This event group covers a single NPB (Nippon Professional Baseball) game between the Chiba Lotte Marines and Orix Buffaloes scheduled for July 10, 2026 at 5:00 AM EDT. Markets on both Polymarket and Kalshi are betting on the outcome of this matchup.
In the upcoming NPB game, scheduled for July 10 at 5:00AM ET: If the Chiba Lotte Marines win, the market will resolve to "Chiba Lotte Marines". If the Orix Buffaloes win, the market will resolve to "Orix Buffaloes". 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.
Resolution is determined by the final result of the game originally scheduled for July 10, 2026 at 5:00 AM EDT. If the game is postponed or delayed, the market remains open and closes after the rescheduled game concludes within two days. If the game is cancelled or rescheduled beyond two days, the market resolves to a fair price per official rules. In the event of a tie, the market resolves 50/50.
Polymarket and Kalshi can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. Each platform attracts different trader demographics, fee structures, and liquidity pools, which can cause price gaps even on identical events. Polymarket and Kalshi use different market-making mechanisms and user bases, so information propagates at different speeds. Regulatory differences, withdrawal policies, and platform-specific incentives also influence how traders price risk. These gaps typically narrow as arbitrageurs exploit them, but temporary spreads create opportunities for informed traders monitoring both venues.
Key catalysts include roster announcements, injury updates to star players, recent team performance trends, and weather conditions on game day. Betting line movements at major sportsbooks often precede prediction market shifts, so monitoring those can provide early signals. Trading volume spikes may indicate new information entering the market. Additionally, head-to-head records, home-field advantage, and any late-breaking news about player availability or tactical changes can shift trader sentiment and move prices significantly before the final whistle.