This event group covers an MLS match between San Diego FC and St. Louis City SC scheduled for March 1, 2026 at 9:15 PM ET. Markets include spread bets (at -1.5, -2.5 thresholds for both teams), over/under totals (1.5, 2.5, 3.5, 4.5 combined goals), and a both-teams-to-score market. Resolution is based on the final score within 90 minutes of regular play plus stoppage time.
Polymarket spread markets resolve to named team outcomes, while Kalshi spread markets resolve to binary YES/NO outcomes triggered by either team exceeding a goal threshold. This is a structural market definition difference, not a data integrity failure.
Hero Tip:
Polymarket spreads are team-outcome markets (you pick a team). Kalshi spreads are threshold-trigger markets (you bet on whether a large margin occurs). These are not equivalent markets. Confirm your platform's exact payout structure before entering a position. Over/Under and Both Teams to Score markets are consistent across platforms.
Critical Divergence Points:
Polymarket: Spread markets (-1.5, -2.5) resolve to named team outcomes. San Diego FC (-1.5) resolves to 'San Diego FC' if they win by 2+ goals, otherwise 'St. Louis City SC'. This is a two-outcome market where the outcome is the team name.
Kalshi: Spread markets (1.5, 2.5 thresholds) resolve to binary YES/NO. YES if Saint Louis wins by more than threshold OR San Diego FC wins by more than threshold. This is a single-trigger market where YES fires on either team's large victory.
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.
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