Prediction market Kalshi miscalculates outcome of Western Michigan and Michigan game
Yahoo Sports • 1 min read • Latest: Sep 6, 2026, 10:00 PM
Last updated Sep 6, 2026

The prediction market Kalshi experienced technical instability following the conclusion of the Western Michigan-Michigan game. Kalshi incorrectly labeled Western Michigan as the winner before correcting the status to reflect the accurate game result. This error necessitated a process of reversing payouts for users who had been paid based on the incorrect outcome while issuing funds to the rightful winners. The platform managed $18.6 million in total volume regarding this specific matchup. Reports indicate the error highlights the necessity for increased caution in event reporting for prediction platforms. Both Kalshi and similar entities like Polymarket are expected to face scrutiny regarding the timing of their outcome settlements for future sporting events.
- •Kalshi incorrectly identified Western Michigan as the winner of the game.
- •The platform reversed payouts and reimbursed users after identifying the error.
- •A total of $18.6 million was wagered on the game through Kalshi.
- •The incident prompts calls for increased patience in settling prediction market outcomes.
- 10:00 PMYahoo Sports — Western Michigan-Michigan outcome created chaos for Kalshi
"Last night's chaotic outcome to the Western Michigan-Michigan game created true chaos for the prediction markets, which have learned a valuable lesson once taught by Yogi Berra.
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