TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Tampere (Doubles): Niklas-Salminen/Vrbensky vs Sabanov/Sabanov
- Polymarket
Tampere (Doubles): Niklas-Salminen/Vrbensky vs Sabanov/Sabanov - Polymarket
1W
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Vol.
·
Resolved Jul 22, 2026
Closed: Jul 22, 1:06 PM EST
Polymarket
This market refers to the doubles tennis match between Niklas-Salminen/Vrbensky and Sabanov/Sabanov in the Tampere, originally scheduled for July 21, 2026 at 4:00AM ET. This market will resolve to 'Niklas-Salminen/Vrbensky' if the team of Niklas-Salminen/Vrbensky advances against Sabanov/Sabanov. This market will resolve to 'Sabanov/Sabanov' if the team of Sabanov/Sabanov advances against Niklas-Salminen/Vrbensky. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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.
This market refers to the doubles tennis match between Niklas-Salminen/Vrbensky and Sabanov/Sabanov in the Tampere, originally scheduled for July 21, 2026 at 4:00AM ET. This market will resolve to 'Niklas-Salminen/Vrbensky' if the team of Niklas-Salminen/Vrbensky advances against Sabanov/Sabanov. This market will resolve to 'Sabanov/Sabanov' if the team of Sabanov/Sabanov advances against Niklas-Salminen/Vrbensky. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance liability and extract a margin, while prediction markets aggregate trader beliefs through continuous price discovery. This market's odds may move faster or slower than traditional sportsbooks depending on information flow and trader conviction. Comparing the two can reveal where one venue perceives edge relative to the other, though both aim to reflect underlying probabilities of the match outcome.
On Polymarket, this market is priced through an automated market maker and order book mechanism where traders buy and sell shares representing each outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the cumulative bids and asks from all participants, with the spread between buy and sell prices indicating liquidity depth. As traders place orders, prices adjust in real time to balance supply and demand, creating a continuous price discovery process that incorporates new information about the match.
This market resolves around Jul 28, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official match result, determining which pair wins the doubles competition. Until that point, traders can continue to buy and sell shares as new information and match developments emerge. Resolution is final once the event is officially recorded and the market settles accordingly.
Several factors could shift trader sentiment before resolution. Player injuries, recent form or head-to-head records, and court conditions at the venue may influence expectations. News about either pair's preparation, coaching changes, or momentum from prior matches could trigger repricing. Real-time match developments—such as early set results or momentum swings during play—often drive sharp price movements as traders update their probability estimates. Monitoring these catalysts helps explain why odds fluctuate leading up to and during the event.