- Rus vs. Kostovic: Match O/U 22.542¢
- Rus vs. Kostovic: Match O/U 23.546¢
- Set Handicap: Kostovic (-1.5) vs Rus (+1.5)49¢
- Rus vs. Kostovic: Set 2 Games O/U 10.550¢
- Rus vs. Kostovic: Match O/U 21.544¢
- Rus vs. Kostovic: Set 2 Games O/U 8.550¢
- Rus vs. Kostovic: Set 1 Games O/U 9.545¢
- Set 1 Winner: Rus vs Kostovic36¢
- Rus vs. Kostovic: Set 2 Games O/U 9.550¢
- Set 2 Winner: Rus vs Kostovic34¢
- Rus vs. Kostovic: Set 1 Games O/U 10.535¢
- Rus vs. Kostovic: Set 1 Games O/U 8.560¢
This market refers to the tennis match between Arantxa Rus and Teodora Kostovic in the US Open, Qualification WTA, originally scheduled for August 25, 2026 at 11:00AM ET. This market will resolve to 'Arantxa Rus' if Arantxa Rus advances against Teodora Kostovic. This market will resolve to 'Teodora Kostovic' if Teodora Kostovic advances against Arantxa Rus. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 8, 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.
Arantxa Rus and Teodora Kostovic meet in the first round of US Open women's qualifying on outdoor hard courts, with no prior head-to-head record. Kostovic, the 19-year-old Serbian ranked around 150-171, enters with stronger recent momentum after reaching the Wimbledon main draw and posting solid 2026 results on multiple surfaces, including multiple ITF titles and deep runs in WTA 125 events. The 35-year-old Dutch veteran Rus, ranked near 203 after a 15-21 season, brings extensive hard-court experience and a career-high of 41 but has shown inconsistent form in recent months. Trader consensus reflects Kostovic's youth, ranking edge, and upward trajectory as key advantages in this qualifying matchup, though Rus's veteran savvy on the surface remains a factor in a potentially competitive opener.