Sports
US Open Men's Singles Winner — Will Jannik Sinner win the US Open Men's Singles?
51.5%volume-weighted implied probability
YES price range
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Kalshi Polymarket
7-day price history Kalshi Polymarket
Mapping notes
Event pair: '2026 Men’s US Open Winner (Tennis)' ↔ 'US Open Men's Singles Winner' (score 0.67, outcome match 1.00).
Kalshi ticker
KXATP-26USO-SIN
Resolves 9/28/2026
Polymarket condition
0x65bbe9ee978b2e7f…
Resolves 9/13/2026
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