TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 31, 6:34 PM EST
Kalshi
This market tracks the outcome of the first set in a professional tennis match between Roman Andres Burruchaga and Karen Khachanov at the 2026 US Open. It determines which player will claim victory in that initial segment of play. The result reflects the competitive performance of the athletes during the early stages of their encounter.
The market resolves based on which player wins the first set of the Roman Andres Burruchaga vs Karen Khachanov match in the 2026 US Open Men Singles Round Of 128. If the match does not commence due to injury, walkover, forfeiture, or cancellation before any play occurs, the market settles at a fair price. Postponements or delays keep the market open until the rescheduled match concludes, with a two-week window for closure. If a player retires during the match, markets that can be definitively settled based on completed play will do so, while unresolved markets will settle at a fair market price determined by the Exchange. Kalshi disclaims any official affiliation with the governing league, and all trademarks remain property of their respective owners.
This market resolves around Aug 30, 2026, with the outcome confirmed once the match result is verifiable from credible public reporting. The winner of the first set will determine the final settlement, and the process is designed to match official match records once the event concludes.
Key signals that could shift this market include player injuries or changes to the starting lineup, weather conditions on match day, and any notable performance trends from recent warm-up matches. Media commentary from coaches or analysts may also influence trader sentiment. As Aug 30, 2026 approaches, any last-minute updates about player fitness or strategic adjustments could cause rapid swings in the odds.