TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 18, 10:04 AM EST
Polymarket
This market tracks whether the total games played in the Mika Brunold versus Carlo Alberto Caniato tennis match in Biella will exceed 21.5. Currently, Polymarket gives a 100.0% probability to the “Brunold vs. Caniato: Match O/U 21.5” outcome. Resolution will be based on the official score reported at https://www.atptour.com/en/scores/current. Keep an eye on the match itself, originally scheduled for September 18, 2026 at 7:30AM ET, as the outcome will be determined by the total games played during that fixture.
This market refers to the tennis match between Mika Brunold and Carlo Alberto Caniato in the Biella, originally scheduled for September 18, 2026 at 7:30AM ET. This market will resolve to 'Mika Brunold' if Mika Brunold advances against Carlo Alberto Caniato. This market will resolve to 'Carlo Alberto Caniato' if Carlo Alberto Caniato advances against Mika Brunold. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 2, 2026, 11:59 PM ET (14 days after the scheduled start), 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.
Typically, prediction market odds offer a different perspective than those found at traditional sportsbooks. Sportsbooks often incorporate a 'vig' or commission into their odds, representing their profit margin. This market, driven by the collective intelligence of traders on Polymarket, aims to reflect the true probability of an outcome. While sportsbooks might initially set odds based on expert analysis, this market’s probabilities evolve dynamically as more information becomes available and traders adjust their positions. It's common to see differences emerge, particularly as the event approaches.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the likelihood of a particular outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more traders participate and express their views, the price adjusts accordingly. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current price reflects the aggregated assessment of all traders on the platform, offering a real-time view of expectations for the Biella tennis match.
This market resolves around Sep 25, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will depend on the official result of the Biella tennis match between Mika Brunold and Carlo Alberto Caniato, as reported by a recognized tennis authority. The platform will verify the result against these sources to determine which outcome is deemed to have occurred. Traders holding shares in the winning outcome will be entitled to a payout based on the final market price.
Several factors could influence the trading activity and price movement in this market. Any news regarding player form, injury updates for either Mika Brunold or Carlo Alberto Caniato, or changes in playing conditions (like weather) could all have an impact. Unexpected results in other matches involving these players, or even broader shifts in tennis rankings, might also cause traders to reassess their probabilities. Increased media coverage or public attention focused on this particular match could also drive volume and price fluctuations in this market.