- Stefanini vs. Yastremska: Set 1 Games O/U 8.565¢
- Stefanini vs. Yastremska: Set 2 Games O/U 9.550¢
- Lucrezia Stefanini vs. Dayana Yastremska: Total Sets O/U 2.540¢
- Stefanini vs. Yastremska: Match O/U 23.541¢
- Stefanini vs. Yastremska: Match O/U 21.549¢
- Set Handicap: Yastremska (-1.5) vs Stefanini (+1.5)37¢
- US Open WTA: Lucrezia Stefanini vs Dayana Yastremska46¢
- US Open WTA: Completed Match: Lucrezia Stefanini vs Dayana Yastremska50¢
- Stefanini vs. Yastremska: Match O/U 22.543¢
- Stefanini vs. Yastremska: Set 1 Games O/U 10.535¢
- Set Handicap: Stefanini (-1.5) vs Yastremska (+1.5)36¢
- Set 1 Winner: Stefanini vs Yastremska46¢
This market refers to the tennis match between Lucrezia Stefanini and Dayana Yastremska in the US Open WTA, originally scheduled for August 30, 2026 at 11:00AM ET. This market will resolve to 'Lucrezia Stefanini' if Lucrezia Stefanini advances against Dayana Yastremska. This market will resolve to 'Dayana Yastremska' if Dayana Yastremska advances against Lucrezia Stefanini. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 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 WTA Tour. A consensus of credible reporting may also be used.
Dayana Yastremska enters this US Open first-round hard-court matchup as the slight favorite against Lucrezia Stefanini, reflecting her higher career-high ranking and experience despite both players sitting near No. 112-119. Yastremska holds a 16-19 record in 2026 with mixed hard-court results, including a recent three-set loss in Monterrey and an early exit in Cincinnati. Stefanini arrives with strong momentum after qualifying for her first US Open main draw, posting straight-set wins over Madison Brengle and Julieta Pareja plus solid recent hard-court form. The pair has no prior head-to-head, making recent form, return efficiency, and break-point conversion key variables on a surface where both have posted competitive records. Trader consensus prices the outcome as closely contested given the similar rankings and Stefanini’s current trajectory.