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24H VOL:

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$1,438,389,636

404,028

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US Open ATP: Karen Khachanov vs Alexander Blockx
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What is the result of Karen Khachanov vs Alexander Blockx?

Volume:
$4,596,605

US Open ATP: Karen Khachanov vs Alexander Blockx

 - Polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 9, 2026

Closed: Sep 9, 7:16 PM EST

polymarket

Polymarket

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

US Open ATP: Karen Khachanov vs Alexander Blockx

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$4,387,789
N/A
N/A
N/A
Settled
Yes
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 1 Winner

100%
44%
Yes 100¢No 0¢
0.1¢
N/A
$23,862
N/A
N/A
N/A
Settled
Yes
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 2 Winner

100%
44%
Yes 100¢No 0¢
0.1¢
N/A
$4,802
N/A
N/A
N/A
Settled
Yes
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Match O/U 40.5

50%
2%
Yes 50¢No 50¢
1¢
N/A
$39,747
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set Handicap +/-1.5

50%
Yes 50¢No 50¢
1¢
N/A
$39,298
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set Handicap +/-2.5

50%
Yes 50¢No 50¢
1¢
N/A
$38,682
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 3 Winner

50%
11%
Yes 50¢No 50¢
1¢
N/A
$26,951
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Total Sets: O/U 3.5

50%
Yes 50¢No 50¢
1¢
N/A
$22,193
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Total Sets: O/U 4.5

50%
Yes 50¢No 50¢
1¢
N/A
$5,747
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Match O/U 38.5

50%
3%
Yes 50¢No 50¢
1¢
N/A
$2,326
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Game Spread +/-1.5

50%
4%
Yes 50¢No 50¢
1¢
N/A
$2,024
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Match O/U 36.5

50%
16%
Yes 50¢No 50¢
1¢
N/A
$1,057
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 4 Winner

50%
Yes 50¢No 50¢
2¢
N/A
$689
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 4 O/U 8.5

50%
Yes 50¢No 50¢
2¢
N/A
$43
N/A
N/A
N/A
Settled
No
polymarket

Completed Match

0%
Yes 0¢No 100¢
—
N/A
$1,372
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 1 O/U 8.5

0%
84%
Yes 0¢No 100¢
—
N/A
$20
N/A
N/A
N/A
Settled
Yes
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 1 O/U 10.5

0%
51%
Yes 0¢No 100¢
—
N/A
$1
N/A
N/A
N/A
Settled
Yes
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 1 O/U 9.5

0%
65%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 2 O/U 8.5

100%
Yes 100¢No 0¢
1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 2 O/U 9.5

100%
2%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 2 O/U 10.5

100%
1%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 3 O/U 8.5

50%
48%
Yes 50¢No 50¢
2¢
N/A
N/A
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 3 O/U 9.5

50%
Yes 50¢No 50¢
—
N/A
N/A
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 3 O/U 10.5

50%
Yes 50¢No 50¢
2¢
N/A
N/A
N/A
N/A
N/A
Settled
No
polymarket

US Open ATP: Karen Khachanov vs Alexander Blockx Set 4 O/U 9.5

50%
Yes 50¢No 50¢
—
N/A
N/A
N/A
N/A
N/A
Settled
No
Total markets: 25 of 26

Intro

This market tracks whether there will be over or under 8.5 games played in the third set of the Karen Khachanov versus Alexander Blockx match at the US Open ATP tournament. Currently, Polymarket gives a 100.0% probability to “Khachanov vs. Blockx: Set 3 Games O/U 8.5”. The resolution source for this market is the official ATP Tour website at https://www.atptour.com/en/scores/current. Keep an eye on the originally scheduled match time of September 9, 2026 at 11:30AM ET, as the start of the match will be a key signal for determining whether a third set will be played at all.

Polymarket

This market refers to the tennis match between Karen Khachanov and Alexander Blockx in the US Open ATP, originally scheduled for September 9, 2026 at 11:30AM ET. This market will resolve to 'Karen Khachanov' if Karen Khachanov advances against Alexander Blockx. This market will resolve to 'Alexander Blockx' if Alexander Blockx advances against Karen Khachanov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 23, 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 Khachanov vs. Blockx match tracks the implied probability of either player winning, as determined by the trading activity of users. You’ll find a price history chart showing how the odds have fluctuated over time, along with the current 24-hour trading volume. Currently, the total volume for this market is $4,596,575, and the 24-hour volume is $4,556,408. This allows you to gauge market sentiment and see how predictions are evolving as the match approaches.

Typically, prediction markets like Polymarket can offer a different perspective than traditional sportsbooks. Sportsbooks set odds based on their own models and incorporate a profit margin, while this market reflects the collective wisdom of traders. If a significant number of traders believe a sportsbook is undervaluing a particular outcome, the odds on Polymarket may move in the opposite direction. It’s common to see discrepancies, especially when public opinion diverges from expert analysis, offering potential value for informed traders.

On Polymarket, this market is priced through a continuous exchange where traders buy and sell shares representing their belief in the outcome. The price of these shares directly reflects the probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders buy shares in a particular outcome, the price increases, and the implied probability rises. Conversely, selling pressure lowers the price and reduces the probability. This dynamic pricing mechanism ensures that the market odds are constantly updated based on the latest information and collective sentiment.

This market resolves around Sep 16, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Khachanov vs. Blockx match as declared by the official tournament organizers. The platform will verify the result against these sources to determine which outcome – Khachanov winning or Blockx winning – is the correct one, and shares will be settled accordingly. Traders should monitor official sources for the final result.

Several factors could influence this market before the match concludes. Any news regarding player injuries, changes in playing conditions (like weather if it's an outdoor court), or even significant shifts in public perception could cause the odds to move. Strong performances by either player in other recent matches, or even pre-match interviews revealing strategic insights, could also impact trading activity. Unexpected upsets in other matches within the tournament could also indirectly affect confidence in either player, leading to shifts in volume and price.