Prediction market platform Kalshi, which saw over $47.3 million wagered on its relevant market, refunded all users due to this ambiguity.
In contrast, Polymarket resolved its contract by affirming Cardi B had performed, a decision that is currently facing user dispute after over $10 million in volume.
A trader, who had backed a 'Yes' outcome on Kalshi, has lodged a complaint with the CFTC, alleging the platform violated the Commodity Exchange Act and seeking $3,700 in damages.
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