Berrettini vs de Minaur — Matteo Berrettini

Kalshi — primary rule

If Matteo Berrettini wins the Berrettini vs de Minaur professional tennis match in the 2026 ATP Vienna Quarterfinal after a ball has been played, then the market resolves to Yes.

Polymarket — resolution criteria

This market refers to the tennis match between Matteo Berrettini and Alex de Minaur in the Erste Bank Open, originally scheduled for October 30, 2026 at 3:00PM ET. This market will resolve to 'Matteo Berrettini' if Matteo Berrettini advances against Alex de Minaur. This market will resolve to 'Alex de Minaur' if Alex de Minaur advances against Matteo Berrettini. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 13, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.