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 21, 3:29 PM EST
Kalshi
In professional baseball, the first inning is often a critical period where teams establish early momentum. This market tracks whether either the Minnesota Twins or Arizona Diamondbacks will score at least one run during the opening inning of their scheduled matchup on June 21, 2026.
If either team scores a run in the first inning of the Minnesota vs Arizona professional baseball game originally scheduled for Jun 21, 2026 at 3:15 PM EDT, then the market resolves to Yes.
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 beliefs from traders risking real capital on outcomes. For this market, comparing Kalshi odds to major sportsbooks can reveal whether professional bettors and casual traders disagree on first-inning scoring probability. These differences typically narrow closer to game time as new information surfaces and both venues adjust.
On Kalshi, this market is priced through a continuous order book 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 implied probability that the first inning will see a run scored. As traders place orders, the bid-ask spread tightens or widens based on order flow and conviction. You can enter limit or market orders to take a position, and your fill price depends on available liquidity at that moment.
This market resolves around Jun 21, 2026, once the Minnesota versus Arizona game concludes and the first inning result is verifiable from credible public sources. The outcome hinges on whether at least one run crosses the plate during the opening inning. Official box scores and game records will confirm the final determination. Early resolution may occur if the game is called or postponed under league rules, though standard play will determine the typical settlement.
Key catalysts include lineup announcements, starting pitcher confirmations, and weather updates closer to game time. Injury reports for star hitters or pitchers can shift scoring expectations significantly. Recent team performance, head-to-head trends, and bullpen availability also influence trader positioning. Breaking news about field conditions or last-minute roster changes may trigger sharp moves in the odds. As game time approaches, any official delays or venue changes could reshape how traders assess first-inning run probability.