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 17, 2:24 PM EST
Kalshi
This market tracks whether either the Detroit Tigers or Houston Astros scores at least one run during the first inning of their Major League Baseball game on June 17, 2026. The outcome depends on early offensive performance in this matchup.
If either team scores a run in the first inning of the Detroit vs Houston professional baseball game originally scheduled for Jun 17, 2026 at 2:10 PM EDT, then the market resolves to Yes.
Prediction market odds often diverge from traditional sportsbook lines because they reflect real-time trader positioning rather than fixed bookmaker margins. On this market, odds can shift more dynamically as new information emerges, whereas sportsbooks adjust less frequently to manage risk. Comparing the two reveals how professional bettors and casual traders weight the probability of a first-inning run differently than oddsmakers, offering insight into where consensus may be undervaluing or overvaluing the outcome.
On Kalshi, this market is priced through an 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 implied probability that a run scores in the first inning, with higher prices indicating stronger trader conviction. Liquidity and trading volume determine how easily you can enter or exit positions, and spreads tighten as more participants trade the contract.
This market resolves around Jun 17, 2026, after the first inning of the Detroit versus Houston game concludes. The outcome is determined by whether at least one run crosses home plate during that inning, verified against credible public sources such as official game records or major sports data providers. Once the inning ends and the result is confirmed, the market settles and payouts are distributed to holders of the winning outcome.
Key catalysts include starting pitcher announcements, recent offensive performance trends, weather conditions at game time, and any last-minute lineup changes. Injury updates to star hitters or pitchers can shift expectations around run-scoring likelihood. As game time nears, market activity often accelerates when new information surfaces. Live trading during pre-game broadcasts may also trigger sharp moves if analysts highlight favorable matchups or defensive vulnerabilities that traders believe affect first-inning scoring probability.