TOTAL VOLUME:

$66.3b

24H VOL:

$297,033,435

24H TRANSACTIONS:

640,051,974

OPEN INTEREST:

$1,329,645,523

617,567

Markets across

13,798

events

MATCHED EVENTS:

1,243

PLATFORM COVERAGE:

4

Polymarket:

49%

VS.

Kalshi:

51%

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Cattolica: Dusan Lajovic vs Oriol Roca Batalla? Odds & Prediction Markets

Volume:
$2,166,697

Closed: Jun 18, 4:00 AM EST

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Intro

This market tracks whether the professional tennis match between Dusan Lajovic and Oriol Roca Batalla at the 2026 ATP Challenger Cattolica will be completed. The aggregated consensus across Polymarket and Kalshi shows 100.0% probability that the match will be played to completion. Resolution is determined by Official ATP Tour statistics and Challenger match records from atptour.com, with credible reporting consensus used if official data is unavailable within 2 hours of match conclusion. Watch for the scheduled match on June 11, 2026 at 4:00 AM ET to confirm whether play proceeds as planned.

PredictionHero - Resolution Divergence Alerts (RDA)

Unified Resolution Criteria (Consistent across platforms)

Both platforms apply identical core logic: official ATP/Challenger statistics determine outcomes, walkovers and incomplete matches resolve to 50-50 or No, and the 7-day delay threshold triggers neutral resolution across all market types.

Primary resolution logic:

Official ATP Tour statistics and Challenger match records (atptour.com); consensus of credible reporting if official statistics unavailable within 2 hours of match conclusion

Core resolution logic:

  • Match winner (Lajovic vs Batalla) resolves to the player who advances; if match is canceled, ends in tie, delayed beyond 7 days without result, or ends in walkover, resolves to 50-50
  • Completed match market resolves Yes only if all games and sets required for a winner are played through normal play; any forfeit, retirement, walkover, cancellation, or delay beyond 7 days resolves to No
  • Set winner markets resolve based on the completed set; if set is not completed, resolves to 50-50; cancellation or 7-day delay without play begins resolves to 50-50
  • Game total markets (O/U 21.5, 22.5, 23.5) resolve Over if total games across all sets equals or exceeds the threshold (22, 23, 24 respectively); all tiebreaks count as one game
  • Set-specific game markets (Set 1 and Set 2 O/U 8.5, 9.5, 10.5) resolve Over if games in that set equal or exceed the threshold; incomplete sets resolve to 50-50
  • Set handicap markets resolve based on final completed score; Lajovic (-1.5) wins if he wins by 2+ more sets than Batalla; incomplete matches resolve to 50-50
  • Kalshi binary markets (Batalla wins / Lajovic wins) resolve Yes if either player wins after a ball has been played

Edge cases & Clarifications:

  • Walkover (pre-match withdrawal): Polymarket resolves to 50-50; Kalshi requires a ball to be played, so walkover would not trigger Yes resolution
  • Match begins but incomplete (retirement/default mid-match): Polymarket match winner resolves to advancing player; completed match resolves to No; set/game markets resolve based on what was completed or 50-50 if incomplete
  • Delay beyond 7 days without result: All markets resolve to 50-50 (Polymarket) or No (completed match market)
  • Tiebreak in any set: Counts as exactly one game toward all game total calculations
  • Official statistics unavailable within 2 hours: Consensus of credible reporting may be used as secondary resolution source

Timing:

Resolution occurs upon official publication of final match statistics by ATP Tour or Challenger organizers; if not published within 2 hours of match conclusion, resolution may proceed based on credible reporting consensus. Markets with 7-day delay threshold trigger neutral resolution if no result is determined by that deadline.
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.

Polymarket

This market refers to the tennis match between Dusan Lajovic and Oriol Roca Batalla in the Cattolica, originally scheduled for June 11, 2026 at 4:00AM ET. This market will resolve to 'Dusan Lajovic' if Dusan Lajovic advances against Oriol Roca Batalla. This market will resolve to 'Oriol Roca Batalla' if Oriol Roca Batalla advances against Dusan Lajovic. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.

Kalshi

This event covers the Lajovic vs Roca Batalla professional tennis match in the 2026 ATP Challenger Cattolica Round Of 16. Resolution requires that a ball has been played in the match. If the match does not occur before play begins due to injury, walkover, forfeiture, or other cancellation, the market resolves to a fair price. If the match is postponed or delayed, the market remains open and closes after the rescheduled match concludes, provided the rescheduling occurs within two weeks.

Frequently asked questions

This dashboard aggregates prediction market data for the Lajovic vs Roca Batalla tennis match across Kalshi and Polymarket, two major platforms where traders forecast the outcome. The aggregated view shows consensus pricing alongside individual platform odds, helping you spot where the strongest conviction lies. Combined volume across both venues reaches , with traded in the last 24 hours, reflecting active interest in this Round of 16 matchup. Real-time price tracking lets you monitor how market sentiment shifts as the event approaches.

Prediction markets like those tracked here operate on crowd-sourced pricing: traders buy and sell shares reflecting their belief in each outcome, and the market price converges toward true probability over time. Sportsbooks, by contrast, set odds based on internal models and adjust them to balance their book. Prediction market odds often incorporate real-time information faster than traditional sportsbooks and reflect genuine trader conviction rather than house margins. For this market, comparing the consensus view here against major sportsbook lines can reveal where sharp money disagrees with the public.

Kalshi and Polymarket serve different trader bases and operate under distinct rule sets, which can create temporary price gaps. Kalshi and Polymarket can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. Liquidity distribution varies between venues—one platform may attract more volume on Lajovic, the other on Roca Batalla—pushing odds in opposite directions. Settlement timing, fee structures, and user interface design also influence where traders choose to position. These spreads typically narrow as the event date approaches, but savvy traders monitor both platforms to identify arbitrage opportunities or the most efficient entry point.

This market resolves around , once the tennis match concludes and the winner is verified against credible public sources. The outcome is determined by the official result of the Round of 16 encounter—whichever player wins the match triggers the corresponding resolution on both platforms. No ambiguity exists in tennis outcomes, making this a straightforward binary event. Traders should monitor the official tournament schedule and any last-minute changes to match timing or player status leading up to that date.

Recent form and head-to-head records are primary drivers; a strong performance by either player in preceding matches will shift odds. Injury reports or withdrawal announcements can trigger sharp repricing, especially close to match day. Court surface conditions, weather forecasts, and player fatigue from earlier rounds all influence trader positioning. Media coverage and expert commentary may sway sentiment, particularly if a notable analyst publicly backs one player. Watch for line movement on other prediction platforms and sportsbooks—divergence often signals new information entering the market.

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PredictionHero © 2026 · v0.16.4PredictionHero provides aggregated market data and informational signals only. Nothing on this site constitutes financial, legal, or investment advice. Markets are volatile and speculative. Past performance does not guarantee future results. Always do your own research and consult qualified professionals before making decisions involving risk. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.