kalshi Sports

Will Hideki Matsuyama win the U.S. Open?

Hideki Matsuyama
Closes Jul 05, 2026 (17d) 24h volume 188.4K Open interest 722.9K Event U.S. Open Winner
1%
implied YES probability

Top of book

BidSizeAskSize
0.9¢ 80000 1.0¢ 94192
0.8¢ 3000 1.1¢ 974843
0.7¢ 14855 1.2¢ 316936
0.6¢ 4166 1.3¢ 51000
0.5¢ 4800 1.4¢ 8000
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.