TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 25, 8:35 PM EST
Kalshi
This market resolves Yes if both Philadelphia and Seattle score at least one goal each during only the first half of their MLS match on July 25, 2026. Goals scored after the first half concludes do not count toward this market.
If Philadelphia and Seattle both score a goal in the 1st Half of the Philadelphia vs Seattle MLS match originally scheduled for Jul 25, 2026, 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 protect their margins, while prediction markets aggregate trader beliefs through continuous price discovery. This market's odds may lead or lag traditional sportsbook pricing depending on which venue attracts sharper action first. Comparing the two can reveal value opportunities, though both should be monitored as kickoff approaches and new information emerges.
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 collective probability estimate of the trading community at any given moment. As new information surfaces—team lineups, injury reports, or betting patterns—traders adjust their positions, moving the price up or down. This continuous repricing ensures the odds stay responsive to real-world developments leading up to the first half.
This market resolves around Jul 26, 2026, once the first half of the Philadelphia versus Seattle match concludes. The outcome is determined by whether both teams score at least one goal during that period. Resolution is verified against credible public sources covering the match, ensuring accuracy and fairness. Traders should monitor official team announcements and live match updates as the event approaches to stay informed on any developments that could affect the result.
Several factors can shift odds before kickoff and during the first half. Team news—such as injuries to key forwards or defensive players—often triggers sharp moves. Starting lineups and tactical formations announced closer to game time can reshape expectations around offensive output. Early match momentum, possession patterns, and shot volume during the opening minutes will influence live trading. Weather conditions, referee assignments, and historical head-to-head scoring trends may also influence trader positioning as the event unfolds.