Cincinnati Open: Coco Gauff vs Marta Kostyuk
14 signals across 3 markets · $96,023 tracked · resolves Aug 28, 2026
Follow the Polymarket prediction market for Coco Gauff vs Marta Kostyuk at the 2026 Cincinnati Open, including the chances of either player advancing. PolySpotter has tracked $11,197 in smart money across the event, with a recent sharp bettor adding to Coco Gauff.

Markets (3)
Top trades across all markets
- Four-wallet Coco Gauff cluster
Four commonly funded wallets are aligned on Coco Gauff, though this bettor is adding to an existing position rather than making a fresh trade.
$1,514Wallet win rate: 53%Score: 6.3 - 98% win-rate bettor adds to Gauff
A highly successful sports bettor with a 98% win rate and substantial positive edge is adding to an existing Coco Gauff position at 57%.
$2,949Wallet win rate: 98%Score: 5.7 - 94% win-rate serial bettor buys Over
A highly profitable serial trader with a 94% win rate and $7.35M lifetime profit made a concentrated bet on Over 2.5 despite the market’s 42% price.
$5,000Wallet win rate: 94%Score: 5.7 - Elite bettor backs Kostyuk
A highly profitable serial bettor with an 85% win rate and substantial edge made a fresh $10,071 bet on Marta Kostyuk at 45%.
$10,071Wallet win rate: 85%Score: 5.6 - 96% winner scales into Coco Gauff
A highly profitable serial bettor with a 96% win rate added $26.7K to an existing Coco Gauff position amid a 117.9x volume spike and sharp price rise.
$26,694Wallet win rate: 96%Score: 5.5 - 97% winner adds to Kostyuk
A highly profitable bettor with a 97% win rate and substantial edge is adding to an existing Marta Kostyuk position amid a major volume spike.
$1,138Wallet win rate: 97%Score: 5.4 - 98% win-rate bettor adds to Gauff
A highly successful sports bettor with a 98% win rate and substantial positive edge is adding to an existing Coco Gauff position at 57%.
$3,755Wallet win rate: 98%Score: 5.4 - Profitable serial trader scaling into Gauff
A highly experienced serial trader with a 70% win rate and substantial lifetime profit is adding to a large Coco Gauff position amid a major volume spike.
$13,684Wallet win rate: 71%Score: 4.9 - 90% winner scaling into Coco Gauff
A highly profitable serial bettor with a 90% win rate is adding $4,719 to an existing Coco Gauff position at 56 cents.
$4,719Wallet win rate: 90%Score: 4.9 - Sharp serial bettor backs Kostyuk
A highly profitable serial trader with a 78% win rate and substantial edge is buying Marta Kostyuk at 43 cents.
$2,480Wallet win rate: 78%Score: 4.7
Top wallets in this event
- 0x8bfee7…2d74$26,694 · 1 market · 1 alert · 96% wins
- 0xc29302…fac3$14,179 · 1 market · 2 alerts · 90% wins
- 0xaa7789…15a5$13,684 · 1 market · 1 alert · 71% wins
- 0x0353aa…c2ff$13,059 · 1 market · 2 alerts · 82% wins
- 0xdb859a…152f$10,071 · 1 market · 1 alert · 85% wins
- 0xf3a149…bf4b$6,705 · 1 market · 2 alerts · 98% wins
- 0xcd65c3…ee96$5,000 · 1 market · 1 alert · 94% wins
- 0xbc43c8…96d3$2,480 · 1 market · 1 alert · 78% wins
- 0x5850b1…fdd9$1,514 · 1 market · 1 alert · 53% wins
- 0xec7b37…917e$1,500 · 1 market · 1 alert · 89% wins
FAQs
What are the Polymarket odds for Gauff vs Kostyuk?
This event tracks the market probabilities for Coco Gauff and Marta Kostyuk to advance. Check the live PolySpotter page for current odds and price changes.
What is the smart money doing in the Gauff vs Kostyuk prediction market?
PolySpotter has recorded one smart money signal for this event. The latest alert says a sharp bettor added to Coco Gauff.
Who is playing in this Cincinnati Open match?
The match features Coco Gauff and Marta Kostyuk in the Cincinnati Open. The market resolves to the player who advances.
When does the Gauff vs Kostyuk market resolve?
The match is scheduled for August 21, 2026, at 11:00 AM ET. The market is scheduled to resolve by August 28, 2026, at 11:00 AM ET, or when a winner is determined.