TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 12, 10:05 PM EST
Kalshi
Jack Leiter and Sonny Gray will compete in individual strikeout benchmarks during the Texas vs Boston baseball game on June 12, 2026. Each pitcher's performance is measured by the number of strikeouts recorded during their starting appearance.
Settlement requires the pitcher to be a confirmed starter who records at least one pitch. If a pitcher is scratched or not designated as a starting pitcher, the market resolves to fair market price. Relief appearances do not count toward resolution. Only starting pitchers who throw at least one pitch have their strikeout totals counted for settlement purposes.
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 like this one aggregate trader beliefs through continuous price discovery. Traders in this market may price strikeout outcomes differently than traditional sportsbooks, especially if they have unique data or models. Comparing the two can reveal where consensus differs or where one venue may be undervaluing or overvaluing a particular outcome. Many traders monitor both to identify arbitrage opportunities or to validate their own thesis before committing capital.
On Kalshi, this market is priced through continuous order-book trading, where buyers and sellers submit bids and offers that determine the real-time odds. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders profit or lose based on whether their position moves in their favor before the market resolves. The price you see reflects the consensus of all active traders at that moment, updated instantly as new trades execute. Liquidity and trading volume influence how quickly prices adjust to new information, so markets with higher activity tend to move more efficiently. Your entry and exit prices depend on the exact moment you trade and the depth of the order book at that time.
This market resolves around Jun 13, 2026, once the Texas vs Boston game concludes and strikeout data becomes verifiable from credible public sources. The outcome is determined by the final strikeout count recorded in official game statistics. Until that point, the market remains open for trading, and prices may shift as new information or expectations emerge. Resolution is automatic once the event is confirmed, and all positions settle according to the actual result. Traders should monitor the event closely as the date approaches to adjust positions if their thesis changes.
Several factors can shift odds in this market before resolution. Pitcher announcements or injuries to key strikeout-prone players can significantly alter expectations. Weather conditions, ballpark factors, and recent performance trends in strikeout rates may prompt traders to reassess their positions. Breaking news about lineup changes or roster adjustments can trigger rapid repricing. As game day approaches, updated betting patterns from sportsbooks and shifts in public sentiment may influence trader behavior. Close to the event, real-time developments during the game itself—such as early pitcher performance or unexpected substitutions—can drive final price movements before settlement.