TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 28, 5:49 PM EST
Kalshi
This market tracks whether the Cincinnati Reds and Pittsburgh Pirates professional baseball game on June 28, 2026 extends beyond nine innings. Extra innings occur when the score remains tied after regulation play.
If Cincinnati and Pittsburgh go to extra innings in the Cincinnati vs Pittsburgh professional baseball game originally scheduled for Jun 28, 2026 at 1:35 PM EDT, then the market resolves to Yes.
Prediction market odds and sportsbook odds often diverge because they serve different purposes and audiences. Sportsbooks set odds to balance action and manage risk, while prediction markets like this one are driven purely by trader consensus on true probability. Prediction markets typically reflect sharper, more efficient pricing because traders have direct financial incentive to identify mispricings. For this market, comparing Kalshi odds to major sportsbook lines on extra innings can reveal whether the crowd sees value the books have missed or overlooked.
On Kalshi, this market is priced through a continuous order-book mechanism where traders buy and sell shares representing yes or no outcomes. 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 collective belief in that outcome, ranging from $0 to $1, with the spread between bid and ask prices indicating liquidity and conviction. As traders submit orders, prices adjust in real time, allowing participants to enter or exit positions at market rates or set limit orders to trade at their preferred levels.
This market resolves around Jun 28, 2026, once the Cincinnati vs Pittsburgh game concludes and the outcome is verifiable from credible public sources. The resolution hinges on whether the game goes to extra innings or is decided within nine regulation innings. Traders should monitor official game results and sports reporting to anticipate the final determination. Early resolution is possible if the outcome becomes mathematically certain before the scheduled end date.
Key catalysts for this market include team roster updates, injury reports for star players, recent offensive and defensive trends, and weather conditions on game day. Momentum shifts in the regular season, head-to-head matchup history, and bullpen strength can all influence the likelihood of extra innings. Real-time game developments—such as score progression, pitching changes, and late-inning comebacks—will drive sharp price movements as traders adjust their positions. Breaking news about player availability or field conditions closer to game time may also trigger significant trading activity.