TOTAL VOLUME:

$134.2b

24H VOL:

$134,145,987

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,441,166,947

406,422

Markets across

30,383

events

MATCHED EVENTS:

2,688

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

BETA
Dashboards
Insights
Indices
Tour
All
Trending
Breaking
New
Ending Soon
Politics
Sports
Crypto
Companies
Elections
Financials
Economics
Other
Entertainment
Science and Technology
Jannik Sinner vs Juan Manuel Cerundolo: Set 1 Winner
kalshi

Jannik Sinner vs Juan Manuel Cerundolo: Set 1 Winner

Volume:
$9,784

Jannik Sinner

 - Kalshi

Jannik Sinner - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved May 28, 2026

Closed: May 28, 6:53 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

Jannik Sinner

View
100%
Yes 100¢No 0¢
100¢
N/A
$7,097
N/A
N/A
$6,713
Settled
Yes
kalshi

Juan Manuel Cerundolo

View
0%
Yes 0¢No 100¢
100¢
N/A
$2,688
N/A
N/A
$2,688
Settled
No
Total markets: 2

Description

Two professional tennis players compete in the first round of the 2026 French Open Men's Singles tournament. Either player winning the first set of this match would satisfy the event conditions.

Frequently asked questions

Prediction market odds on Kalshi often differ from traditional sportsbook odds because they reflect real-time trader sentiment and continuous price discovery rather than fixed lines set by oddsmakers. Sportsbooks typically adjust odds less frequently and build in margins for profit, while prediction markets aggregate live beliefs from many participants. For the Sinner vs Cerundolo Set 1 matchup, comparing Kalshi prices to major sportsbooks can reveal where market participants see value or disagreement about the likely outcome.

The market resolves on May 28, 2026, after the completion of the first set in the Jannik Sinner vs Juan Manuel Cerundolo match. Resolution is determined by the official result of Set 1 as recorded by the tournament or match authority. Traders holding positions in the winning outcome receive their payout once the set concludes and the result is confirmed. The market remains open for trading until the set is finished and the outcome is finalized.

Several factors could shift odds for the Sinner vs Cerundolo Set 1 market before May 28, 2026. Recent player performance, injury reports, or warm-up match results may influence trader confidence. Court conditions, weather, and surface type on match day can favor one player's style. Serve-and-volley patterns, break-point conversion rates, and momentum swings during the set itself will drive real-time price adjustments. News about player fitness, mental state, or head-to-head history may also prompt traders to reposition ahead of or during the match.