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ITF·Thu 11:00 AM ET

Mikael Arseneault vs Ryan Colby

Ryan Colby is the current favorite at $0.72 ask on Kalshi and $0.70 ask on Polymarket — an implied ≈71% chance. Prices as of 13:25 UTC on Jul 9, 2026, delayed about five minutes. Source markets: Kalshi · Polymarket. Resolution follows each venue's own market terms.

Curious how long a gap like this stays open? We measured it.

Mikael Arseneault

ITF

Thu 11:00 AM ET

Ryan Colby
35%6:16 AM7:00 AM7:45 AM8:26 AM9:08 AM30¢32¢

Moneyline

Mikael Arseneault2¢ gap
Kalshi30¢Polymarket32¢
Ryan Colby2¢ gap
Kalshi72¢Polymarket70¢

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.