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: Sep 1, 5:14 PM EST
Kalshi
The match between Maria Sakkari and Robin Montgomery at the 2026 US Open Women Singles Round Of 128 will feature two players competing in best-of-three sets. The total number of games played will determine outcomes for various over/under thresholds. Matches may be affected by injuries, postponements, or retirements, which have specific resolution rules.
All markets refer to the Maria Sakkari vs Robin Montgomery professional tennis match in the 2026 US Open Women Singles Round Of 128. If the match does not occur due to a player injury, walkover, forfeiture, or any other cancellation before play begins, all markets resolve to a fair price. If postponed or delayed, markets remain open until the rescheduled match concludes, with a two-week window for closure. In case of retirement during the match, markets that can be settled based on completed play will resolve accordingly, while unresolved markets are priced fairly at the Exchange's discretion. Kalshi is not affiliated with the Governing League, and all trademarks remain property of their respective owners.