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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de Almeida vs Saraiva Dos Santos
kalshi

de Almeida vs Saraiva Dos Santos

Volume:
$217,845

Paulo Andre Saraiva Dos Santos

 - Kalshi

Paulo Andre Saraiva Dos Santos - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 25, 2026

Closed: Jun 25, 12:49 PM EST

kalshi

Kalshi

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Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Paulo Andre Saraiva Dos Santos

View
100%
Yes 100¢No 0¢
100¢
N/A
$68,945
N/A
N/A
$22,988
Settled
Yes
kalshi

Gustavo Ribeiro de Almeida

0%
Yes 0¢No 100¢
100¢
N/A
$148,899
N/A
N/A
$75,455
Settled
No
Total markets: 2

Description

This event covers the professional tennis match between Gustavo Ribeiro de Almeida and Paulo Andre Saraiva Dos Santos in the Round of 32 of the 2026 ATP Challenger tournament in Piracicaba. The match outcome will be determined by which player wins after play has begun.

Kalshi

Resolution requires that a ball has been played in the match, establishing that competition has officially commenced. The winner of the match determines the outcome. If the match does not occur before play begins due to injury, walkover, forfeiture, or other cancellation, the market resolves to a fair price per standard rules. Postponements or delays do not close the market; it remains open until the rescheduled match concludes, provided the rescheduling occurs within two weeks of the original date.

Frequently asked questions

On Kalshi, the dashboard for the de Almeida vs Saraiva Dos Santos fight tracks real-time odds and trading activity around the match outcome. You can monitor the current price of contracts tied to Gustavo Ribeiro de Almeida's victory in the Round of 32, along with 24-hour volume of $124,918 and cumulative group volume of $217,845. The interface displays historical price movements, allowing traders to identify trends and shifts in market sentiment as the event date approaches. This live data helps you assess whether backing or laying positions aligns with current market expectations.

Prediction market odds and sportsbook odds often diverge because they reflect different trader bases and incentive structures. Sportsbooks set odds to balance liability and profit margin, while prediction markets aggregate the collective beliefs of traders who have real money at stake on the outcome. This market's pricing may move faster or slower than traditional sportsbooks depending on breaking news, fighter updates, or shifts in trader conviction. Comparing this market's implied probability to major sportsbook lines can reveal where consensus differs and highlight potential value opportunities.

On Kalshi, this market is priced through a continuous order-book mechanism where traders buy and sell contracts representing yes or no outcomes. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current price reflects the aggregate willingness of traders to accept risk at that level. Contracts are quoted between 0 and 100 cents, with the midpoint representing the implied probability. As new information emerges or trading volume shifts, the price adjusts dynamically. You can place limit or market orders to enter or exit positions at your chosen price.

This market resolves around Jun 25, 2026, once the Round of 32 match concludes and the result is verifiable from credible public reporting. The outcome is determined by whether Gustavo Ribeiro de Almeida wins the bout. Traders holding yes contracts receive full payout if he prevails; those holding no contracts are paid if he does not. Resolution occurs after official confirmation, ensuring accuracy and fairness across all positions.

Several catalysts could shift odds before the match. Fighter injuries, official withdrawals, or weight-cut complications would trigger sharp repricing. Training footage, recent performance updates, or analyst commentary on either competitor's form may influence trader sentiment gradually. Weigh-in results and official fight confirmations often spark volatility. Betting action from professional syndicates or sudden volume spikes can signal new information entering the market. Close to Jun 25, 2026, late-breaking news about fighter condition or rule changes could cause final adjustments before settlement.