Marta Kostyuk vs Iga Swiatek

100¢

▲ 41.0pp

24h change

vol cum

—

vol 24h

—

spread

0.04

ends

Aug 9, 2026

This market resolves to Yes if Iga Swiatek wins the tennis match between Iga Swiatek and Marta Kostyuk scheduled for August 8, 2026 at 12:00 PM ET. Otherwise, it resolves to No. The Underlying is the official result of the specified sporting event. Source Agencies, in order, are the tournament governing body (ATP, WTA, ITF), ESPN, Fox Sports, and the broadcast partner of the event. If the Expiration Value cannot be determined on the Expiration Date (including because the event is cancelled or a player forfeits, withdraws, or is disqualified), the Exchange may determine payouts pursuant to the Market Outcome Review Process. Read the full contract terms & conditions