kalshi Sports

Will Joaquin Niemann win the U.S. Open?

Joaquin Niemann
Closes Jul 05, 2026 (18d) 24h volume 99.9K Open interest 927.7K Event U.S. Open Winner
1%
implied YES probability

Top of book

BidSizeAskSize
0.8¢ 19820 0.9¢ 994522
0.7¢ 3490 1.0¢ 419039
0.6¢ 9300 1.1¢ 435100
0.5¢ 8210 1.2¢ 85801
0.2¢ 3000 1.3¢ 35668
Spread 0.1¢ · Mid 0.9¢

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Prediction market data reflects speculative event probabilities, not guaranteed outcomes. This is not investment advice. See Terms §17.