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: Jun 21, 1:44 AM EST
Kalshi
Byron Buxton, Corbin Carroll, Geraldo Perdomo, and Ketel Marte are tracked for home run production in the June 20, 2026 Minnesota versus Arizona game. These markets measure whether each player hits one or more home runs during the contest.
Settlement depends on player participation status. If a player is scratched or not in the starting lineup, the market resolves to fair market price. If a player starts but records no plate appearance, the market resolves to fair market price. Players who enter as pinch hitters do not count toward these markets. Only players in the starting lineup who record at least one plate appearance will have their home run totals counted for settlement.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate the collective beliefs of traders risking real capital. This market's odds may lead or lag traditional sportsbook lines depending on which venue processes new information faster. Comparing the two can reveal where consensus is strongest or where sharp traders see value.
On Kalshi, this market is priced through a continuous order-book mechanism where traders submit bids and asks for shares tied to specific home run outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the marginal trade—the last executed transaction—and moves as new orders flow in. Traders profit by buying low and selling high, or by holding shares until resolution. Liquidity and spreads vary with trading volume and proximity to the event.
This market resolves around Jun 21, 2026, once the Minnesota versus Arizona game concludes and the final home run count is verifiable from credible public sources. The outcome is determined by the total number of home runs hit by both teams combined during the game. Traders holding shares in the correct outcome receive their payout automatically when the result is confirmed and the market settles.
Key catalysts include lineup announcements, injury reports for power hitters, weather forecasts affecting ball carry distance, and recent offensive performance trends. Trades by informed participants—such as sharp bettors or those with team-specific insights—can shift odds significantly. Game-day conditions like wind speed, humidity, and ballpark dimensions also influence home run likelihood. As game time nears, any roster changes or late-breaking news about player availability will likely trigger repricing across this market.