Part of: Cincinnati Open: Katerina Siniakova vs Madison Keys

Siniakova vs. Keys: Match O/U 21.5

This market refers to the tennis match between Katerina Siniakova and Madison Keys in the Cincinnati Open, originally scheduled for August 18, 2026 at 10:00AM ET. This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under." All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total. If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official WTA statistics.

1 smart money signal detected, totaling $1,388.

Categories: Tennis, Sports, Games

Notable Trades

Experienced bettor buys Over in thin market

A highly experienced, profitable serial trader placed a large Over bet in a very thin tennis market, creating a meaningful conviction signal despite only modest historical edge over entry prices.

This bettor has 92,986 resolved trades, a 70% win rate, and over $540,000 in reported profit.
The $1,388 Over bet was nearly 20 times the detected 24-hour volume, signaling notable conviction in a thin market.
The Over was bought at 49¢, implying the trader sees better than even odds while the market currently prices it at 47%.

$1,388 on Over | Wallet win rate: 71%