Marta Kostyuk def. Sloane Stephens
6-1 7-5
Marta Kostyuk defeated Sloane Stephens 6-1 7-5 in the 2026 US Open second round on hard courts on September 2, 2026.
Match Information
Match Statistics
| Stat | Marta Kostyuk | Sloane Stephens |
|---|---|---|
| Aces | 8 | 0 |
| Double faults | 3 | 2 |
| First serve % | 55 | 75 |
| First serve points won % | 78 | 55 |
| Second serve points won % | 48 | 44 |
| Break points saved % | 75 | 60 |
| Break points converted % | 40 | 25 |
| Service points won % | 65 | 52 |
| Return points won % | 48 | 35 |
| Total points won % | 56 | 44 |
| Serve rating | 117 | 104 |
| Return rating | 108 | 96 |
Win Probability
How the market's view of each player's chances changed through the match.
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Player Comparison
| Field | Marta Kostyuk | Sloane Stephens |
|---|---|---|
| Country | UKR | USA |
| Birth date | Jun 28, 2002 | Mar 20, 1993 |
| Age | 24 | 33 |
| Height | 175 cm | 170 cm |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | Two-Handed Backhand | Two-Handed Backhand |
| Ranking (entering) | 11 | 209 |
| Ranking points (entering) | 3,980 | 375 |
| Elo (entering) | 2,091 | 1,700 |
| Current career W-L | 160–116 | 303–249 |
| Current career earnings | $10,628,749 | $19,431,719 |
Path
Marta Kostyuk's path
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Storm Hunter | 6-4 6-1 | W | H2H | Match data | Aug 30, 2026 | R128 |
Marta Kostyuk's next match
No later same-event match found for the winner.
Sloane Stephens's path
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Clara Tauson | 6-4 6-1 | W | H2H | Match data | Aug 31, 2026 | R128 |