TOTAL VOLUME:

$134b

24H VOL:

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OPEN INTEREST:

$1,416,970,024

400,720

Markets across

30,097

events

MATCHED EVENTS:

2,633

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Blockx vs Cobolli
kalshi

Who will win Blockx vs Cobolli?

Volume:
$13,100,809

Alexander Blockx

 - Kalshi

Alexander Blockx - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 5, 2026

Closed: Sep 5, 4:00 PM EST

kalshi

Kalshi

View
Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Alexander Blockx

View
100%
Yes 100¢No 0¢
100¢
N/A
$4,116,593
N/A
N/A
$2,197,192
Settled
Yes
kalshi

Flavio Cobolli

View
0%
51%
Yes 0¢No 100¢
100¢
N/A
$8,984,216
N/A
N/A
$4,752,746
Settled
No
Total markets: 2

Description

This market centers on the outcome of a professional tennis match between Alexander Blockx and Flavio Cobolli scheduled for the 2026 US Open Men Singles Round of 32. The event will determine which player secures a victory in this high-stakes tournament fixture. Betting activity reflects expectations around each player's performance under Grand Slam pressure.

Kalshi

If Alexander Blockx wins the Blockx vs Cobolli professional tennis match in the 2026 US Open Men Singles Round Of 32 after a ball has been played, then the market resolves to Yes. If Flavio Cobolli wins the Blockx vs Cobolli professional tennis match in the 2026 US Open Men Singles Round Of 32 after a ball has been played, then the market resolves to Yes.