TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 2, 9:57 PM EST
Kalshi
The match between Rei Sakamoto and Frances Tiafoe at the 2026 US Open Men Singles Round Of 64 could last more than three sets, leading to extended play and potential shifts in momentum throughout the encounter.
The market resolves to Yes if more than 3.5 sets are played in the Rei Sakamoto vs Frances Tiafoe professional tennis match at the 2026 US Open Men Singles Round Of 64. If the match does not occur due to injury, walkover, forfeiture, or cancellation before play begins, it resolves to a fair price. Postponements or delays keep the market open until the rescheduled match concludes within two weeks. In case of retirement during the match, markets that can be settled based on completed play resolve accordingly, while others resolve to Fair Market Price at the Exchange's discretion. Kalshi is not affiliated with the Governing League, and all trademarks belong to their respective owners.