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 26, 9:34 PM EST
Kalshi
This market tracks the run differential between St. Louis and Miami during the first five innings of their June 26 baseball game. Bettors can wager on whether St. Louis wins by more than 1.5 or 2.5 runs, or whether Miami wins by more than 1.5 or 2.5 runs during that early portion of the game.
The first 5 innings spread market resolves based on the run differential between the two teams at the end of the fifth inning. St. Louis outcomes resolve to Yes if St. Louis leads by more than the specified run threshold (either 1.5 or 2.5 runs), while Miami outcomes resolve to Yes if Miami leads by more than the specified run threshold. If the game is postponed or delayed, the market remains open and closes after the rescheduled game concludes within two days.
Prediction market odds and sportsbook odds often diverge because they reflect different incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate trader beliefs through continuous price discovery. This market may show a tighter or wider spread than traditional sportsbooks, depending on whether bettors perceive an edge in the first 5 quarters. Comparing the two can reveal where the crowd sees value, though sportsbook lines typically adjust faster to breaking news and injury reports.
On Kalshi, this market is priced through an order-book mechanism where traders submit bids and asks for contracts representing each outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each contract reflects the collective expectation of the probability that Miami or St. Louis will cover the first 5 spread, with contracts trading between $0 and $1. As new information emerges—lineups, weather, or early betting action—traders adjust their orders, and the market price moves to equilibrate supply and demand in real time.
This market resolves around Jun 27, 2026, once the first quarter of the Miami vs St. Louis game concludes and the final score is verified against credible public sources. The outcome is determined by whether Miami or St. Louis covers the specified spread during that opening period. Resolution is automatic once the game data is confirmed, and all positions are settled according to the result.
Key catalysts include roster announcements, injury updates to star players, weather conditions on game day, and early betting action at major sportsbooks. Shifts in public perception—such as a coach's comments or team momentum heading into the matchup—can also drive significant repricing. As tip-off approaches, live sportsbook line movements and sharp money flowing into one side may signal where sophisticated bettors see value, prompting traders here to adjust positions and narrow the spread.