TOTAL VOLUME:

$134.1b

24H VOL:

$141,541,542

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,440,096,988

406,065

Markets across

30,522

events

MATCHED EVENTS:

2,692

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Sebastian Ofner vs Kei Nishikori: Total Games
kalshi

Sebastian Ofner vs Kei Nishikori: Total Games

Volume:
$15,455

Over 22.5 games

 - Kalshi

Over 22.5 games - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 25, 2026

Closed: Aug 25, 12:59 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

Over 22.5 games

View
100%
45%
Yes 100¢No 0¢
100¢
N/A
$11,961
N/A
N/A
$8,010
Settled
Yes
kalshi

Over 17.5 games

100%
Yes 100¢No 0¢
100¢
N/A
$1,779
N/A
N/A
$1,490
Settled
Yes
kalshi

Over 27.5 games

0%
Yes 0¢No 100¢
100¢
N/A
$1,714
N/A
N/A
$1,351
Settled
No
Total markets: 3

Description

Sebastian Ofner and Kei Nishikori will compete in the 2026 US Open Men Singles Round Of 128, with their match structured as a best-of-five sets. The aggregate number of games played across all sets will be used to evaluate several over/under conditions.

Kalshi

All markets pertain to the Sebastian Ofner vs Kei Nishikori professional tennis match in the 2026 US Open Men Singles Round Of 128. Should the match not commence due to injury, walkover, forfeiture, or other pre-play cancellations, markets resolve to a fair price. Postponements or delays maintain open markets until the rescheduled match concludes within two weeks. In the event of a retirement, markets that can be settled based on completed play resolve accordingly, while unresolved markets resolve to Fair Market Price at the Exchange's discretion. The Exchange is not affiliated with the Governing League, and all trademarks are property of their respective owners.