TOTAL VOLUME:

$134.2b

24H VOL:

$126,324,530

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,434,646,834

406,019

Markets across

30,401

events

MATCHED EVENTS:

2,689

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Madrid Open: Brandon Nakashima vs Alexander Blockx
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx

Volume:
$370,876

Madrid Open: Brandon Nakashima vs Alexander Blockx Set 1 Winner

 - Polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx Set 1 Winner - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Apr 25, 2026

Closed: May 2, 5:00 AM EST

polymarket

Polymarket

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

Madrid Open: Brandon Nakashima vs Alexander Blockx Set 1 Winner

View
100%
Yes 100¢No 0¢
—
N/A
$750
N/A
N/A
N/A
Settled
Yes
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx Match O/U 22.5

100%
Yes 100¢No 0¢
—
N/A
$247
N/A
N/A
N/A
Settled
Yes
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx Total Sets: O/U 2.5

100%
Yes 100¢No 0¢
—
N/A
$162
N/A
N/A
N/A
Settled
Yes
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx Match O/U 21.5

100%
Yes 100¢No 0¢
—
N/A
$75
N/A
N/A
N/A
Settled
Yes
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx Match O/U 23.5

100%
Yes 100¢No 0¢
—
N/A
$75
N/A
N/A
N/A
Settled
Yes
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx

0%
Yes 0¢No 100¢
—
N/A
$367,040
N/A
N/A
N/A
Settled
Yes
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx Set Handicap +/-1.5

0%
Yes 0¢No 100¢
—
N/A
$2,505
N/A
N/A
N/A
Settled
Yes
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx Set 1 O/U 9.5

0%
Yes 0¢No 100¢
—
N/A
$11
N/A
N/A
N/A
Settled
Yes
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx Set 1 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
$11
N/A
N/A
N/A
Settled
Yes
polymarket

Madrid Open: Brandon Nakashima vs Alexander Blockx Set 1 O/U 8.5

100%
Yes 100¢No 0¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 10

Description

This market refers to the tennis match between Brandon Nakashima and Alexander Blockx in the Madrid Open, originally scheduled for April 25, 2026 at 5:00AM ET. This market will resolve to 'Brandon Nakashima' if Brandon Nakashima advances against Alexander Blockx. This market will resolve to 'Alexander Blockx' if Alexander Blockx advances against Brandon Nakashima. 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.