This market refers to the tennis match between Ryan Nijboer and Tommaso Compagnucci in the Sion, originally scheduled for August 19, 2026 at 11:00AM ET.
This market will resolve to 'Ryan Nijboer' if Ryan Nijboer advances against Tommaso Compagnucci.
This market will resolve to 'Tommaso Compagnucci' if Tommaso Compagnucci advances against Ryan Nijboer.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
Sion: Ryan Nijboer vs Tommaso Compagnucci
ATP
Tommaso Compagnucci66
Ryan Nijboer32Final
Game context
Compagnucci enters this Sion Challenger second-round matchup on red clay as the higher-ranked player at No. 364 versus Nijboer’s No. 508, supporting the market’s modest lean toward the Italian in a first career meeting. Both competitors have shown inconsistent recent results on the challenger circuit, with limited standout clay-court form or extended winning streaks noted in the lead-up. Compagnucci’s edge in ATP ranking and potential serve consistency on the slower surface appear to underpin trader consensus around the 57% implied probability, while Nijboer’s lower ranking and lack of head-to-head data leave room for variance in what projects as a competitive encounter. No confirmed injuries or late withdrawals have altered the field.
Moneyline
$38.5K Vol. Resolution Source: www.atptour.com
Odds & FAQ
What are the current odds for Sion: Ryan Nijboer vs Tommaso Compagnucci?
The money is on Tommaso Compagnucci at 83%; Ryan Nijboer follows at 18%. Live order-book odds, refreshed with every fill.
What do traders predict for Sion: Ryan Nijboer vs Tommaso Compagnucci?
Traders lean toward Tommaso Compagnucci, pricing it at 83%. That's conviction with real money behind it - but live forecasts shift, sometimes quickly.
When does the Sion: Ryan Nijboer vs Tommaso Compagnucci market resolve?
The market runs until 26 Aug 2026 (8 days left), then settles according to Polymarket's published resolution rules for this event.
How much money is trading on Sion: Ryan Nijboer vs Tommaso Compagnucci?
$13.8M in total volume has traded here. Deeper markets like this tend to price events more sharply.
How can I trade Sion: Ryan Nijboer vs Tommaso Compagnucci on Polymarket?
Track the live odds on this page, then open the market on Polymarket to take a position. Trade carefully - only stake what you can afford to lose.
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