TOTAL VOLUME:

$141.7b

24H VOL:

$113,958,174

24H TRANSACTIONS:

2,626,885,236

OPEN INTEREST:

$1,577,361,990

453,985

Markets across

34,993

events

MATCHED EVENTS:

2,922

PLATFORM COVERAGE:

5

Polymarket:

38%

VS.

Kalshi:

62%

BETA
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Sports
Tiafoe vs Michelsen
kalshi

Who will win Tiafoe vs Michelsen?

Volume:
$35,770,637

Frances Tiafoe

 - Kalshi

Frances Tiafoe - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Sep 8, 2026

Closed: Sep 8, 7:10 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

Frances Tiafoe

View
100%
Yes 100¢No 0¢
100¢
N/A
$22,780,575
N/A
N/A
$7,653,020
Settled
Yes
kalshi

Alex Michelsen

0%
43%
Yes 0¢No 100¢
100¢
N/A
$12,990,062
N/A
N/A
$3,747,730
Settled
No
Total markets: 2

Description

This market centers on the outcome of a professional tennis match between Frances Tiafoe and Alex Michelsen scheduled for the 2026 US Open Men Singles Quarterfinal. It tracks who will win the match after play has officially begun. The market accounts for potential match disruptions, ensuring fair resolution if the contest is canceled before play starts or if it is postponed.

Kalshi

The market resolves based on the winner of the Tiafoe vs Michelsen professional tennis match in the 2026 US Open Men Singles Quarterfinal, provided that at least one ball has been played. If the match does not occur due to injury, walkover, forfeiture, or any other cancellation before any ball is played, the market will resolve to a fair price. If the match is postponed or delayed, the market remains open and will close after the rescheduled match concludes, provided it finishes within two weeks of the new date. These provisions ensure the market accurately reflects the official result while addressing potential disruptions to the scheduled event.