← All games
ATPCHALLENGER·Thu 7:30 AM ET
Federico Coria vs Guy Den Ouden
Guy Den Ouden is the current favorite at $0.72 ask on Kalshi and $0.71 ask on Polymarket — an implied ≈72% chance. Prices as of 06:50 UTC on Jul 9, 2026, delayed about five minutes. Source markets: Kalshi · Polymarket. Resolution follows each venue's own market terms.
Federico Coria
ATPCHALLENGER
Thu 7:30 AM ET
Guy Den Ouden
KalshiPolymarket
Prices delayed about five minutes. Each venue's best ask per outcome; Kalshi asks are derived from its NO bids (ask = $1 minus the bid). Kalshi volume counts contracts, Polymarket volume is in dollars. Real-time prices and the full depth ladder are available via the WebSocket stream with an API key.