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Sioux Falls: Daniil Ostapenkov vs Quinn Vandecasteele

This market refers to the tennis match between Daniil Ostapenkov and Quinn Vandecasteele in the Sioux Falls, USA, Qualifying, originally scheduled for October 25, 2026 at 12:10PM ET. This market will resolve to 'Daniil Ostapenkov' if Daniil Ostapenkov advances against Quinn Vandecasteele. This market will resolve to …

As of 25 October 2026, "Quinn Vandecasteele" leads at 55% implied probability. The event has traded $116 in total ($116 in the last 24h) with $12.6K of liquidity across 16 markets. Trading is due to close on 1 November 2026.

24h volume
$116
Total volume
$116
Liquidity
$12.6K
Markets
16
1 Nov 2026
TennisSportsGames

Chart, demo trading & order book

MarketSioux Falls: Daniil Ostapenkov vs Quinn Vandecasteele
Daniil Ostapenkov45.0¢
24h Chg—
Mkt Vol$116
live
Order bookDaniil Ostapenkov
Market tradeslive · 6s
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Holders and activity

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Markets and probabilities

16 markets
How to read

The percentage is the implied probability of the outcome, between 0% and 100%. For mutually-exclusive markets the sum trends to 100% (no vig). The ▲/▼ arrow shows the change over the selected window (1h/24h/7d/30d) in percentage points (pp). Click a market to see its top holders (with average entry price and position change) and the latest trades.

Sioux Falls: Daniil Ostapenkov vs Quinn Vandecasteele — Polymarket implied odds · Polytracker