Marta Kostyuk v Sloane Stephens

2026-09-02 15:00 UTC — WTA US Open

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Head to Head — 44 books quoting

OptionEdge+EV booksHard Rock Bet (sample)
Marta Kostyuk (Local)🔒1.12 (85%)
Sloane Stephens (Visit)🔒 >8%3–56.25 (15%)

The sample column shows one bookmaker's own published odds (a random pick) and the probability they imply — it is that book's line, not an Odds.School forecast.

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