TOTAL VOLUME:

$134.1b

24H VOL:

$113,466,932

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,423,222,590

402,751

Markets across

30,217

events

MATCHED EVENTS:

2,632

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

BETA
Dashboards
Tour
All
Sports
US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri

Volume:
$657,212

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Match O/U 23.5

 - Polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Match O/U 23.5 - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 24, 2026

Closed: Aug 24, 4:09 PM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Match O/U 23.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$229
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Set 1 Winner

100%
Yes 100¢No 0¢
0.1¢
N/A
$174
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Total Sets: O/U 2.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$29
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Match O/U 21.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$5
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Set 1 O/U 9.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$5
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri

0%
Yes 0¢No 100¢
—
N/A
$655,703
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Set Handicap +/-1.5

0%
Yes 0¢No 100¢
—
N/A
$881
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Game Spread +/-4.5

0%
Yes 0¢No 100¢
—
N/A
$120
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Set 2 Winner

0%
Yes 0¢No 100¢
—
N/A
$67
N/A
N/A
N/A
Settled
Yes
polymarket

Completed Match

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Set 2 O/U 8.5

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Set 1 O/U 8.5

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Match O/U 22.5

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Set 2 O/U 9.5

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Set 2 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open, Qualification ATP: Guy Den Ouden vs Genaro Alberto Olivieri Set 1 O/U 10.5

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 16

Intro

This market tracks whether the combined games in the US Open Qualification ATP match between Guy Den Ouden and Genaro Alberto Olivieri will exceed 23.5. On Polymarket, the current probability for the 'Over' outcome stands at 100%. The settlement will be based on official results from https://www.atptour.com/en/scores/current. The match is scheduled for August 24, 2026, and this will be the key date to watch for resolution.

Polymarket

This market refers to the tennis match between Guy Den Ouden and Genaro Alberto Olivieri in the US Open, Qualification ATP, originally scheduled for August 24, 2026 at 12:30PM ET. This market will resolve to 'Guy Den Ouden' if Guy Den Ouden advances against Genaro Alberto Olivieri. This market will resolve to 'Genaro Alberto Olivieri' if Genaro Alberto Olivieri advances against Guy Den Ouden. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 7, 2026, 11:59 PM ET (14 days after the scheduled start), 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.

Frequently asked questions

On Polymarket, the dashboard for the US Open ATP qualifier market tracks real-time odds, price fluctuations, and 24-hour volume changes. It provides a snapshot of trader sentiment and market dynamics for this specific match, helping users monitor how expectations shift as the event approaches. The interface updates continuously to reflect the latest betting activity and price trends, giving participants insight into where the market is headed.

This market resolves around Aug 31, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match conclusion, and the platform will update the market status accordingly. Traders should watch for confirmed match results from reliable sports news sources to anticipate the resolution timing.

Injuries, weather updates, or last-minute player withdrawals could shift this market significantly before resolution. Media coverage, betting trends, and analyst commentary may also influence trader sentiment. Any new information affecting the players’ chances — such as performance in warm-up events or changes in tournament conditions — can cause rapid price movements as participants reassess probabilities.