Serial trader adds to large Prozorova position

This market refers to the tennis match between Ruien Zhang and Tatiana Prozorova in the Suzhou, originally scheduled for October 4, 2026 at 11:30PM ET. This market will resolve to 'Ruien Zhang' if Ruien Zhang advances against Tatiana Prozorova. This market will resolve to 'Tatiana Prozorova' if Tatiana Prozorova advances against Ruien Zhang. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 18, 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 WTA Tour. A consensus of credible reporting may also be used.