TOTAL VOLUME:

$134b

24H VOL:

$103,397,351

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,410,176,180

399,592

Markets across

30,097

events

MATCHED EVENTS:

2,622

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

BETA
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Martin Tiffon vs Monteiro
kalshi

Martin Tiffon vs Monteiro

Volume:
$848,949

Thiago Monteiro

 - Kalshi

Thiago Monteiro - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved May 21, 2026

Closed: May 21, 5:01 AM 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

Thiago Monteiro

View
100%
Yes 100¢No 0¢
100¢
N/A
$269,962
N/A
N/A
$97,079
Settled
Yes
kalshi

Pol Martin Tiffon

0%
Yes 0¢No 100¢
100¢
N/A
$578,987
N/A
N/A
$181,333
Settled
No
Total markets: 2

Description

This event concerns a professional tennis match between Pol Martin Tiffon and Thiago Monteiro in the Round of 16 of the 2026 ATP Challenger tournament held in Istanbul. The match will determine which player advances to the next round of the competition. The event resolves based on the outcome of the match after play has begun.