TOTAL VOLUME:
$154.6b
24H VOL:
$333,432,169
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,971,286,090
419,492
Markets across
40,634
events
MATCHED EVENTS:
4,654
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 8, 4:33 PM EST
Polymarket
This market refers to the tennis match between Miguel Tobon and Tomas Barrios in the Antofagasta, originally scheduled for October 7, 2026 at 9:00AM ET. This market will resolve to 'Miguel Tobon' if Miguel Tobon advances against Tomas Barrios. This market will resolve to 'Tomas Barrios' if Tomas Barrios advances against Miguel Tobon. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 21, 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.
This market refers to the tennis match between Miguel Tobon and Tomas Barrios in the Antofagasta, originally scheduled for October 7, 2026 at 9:00AM ET. This market will resolve to 'Miguel Tobon' if Miguel Tobon advances against Tomas Barrios. This market will resolve to 'Tomas Barrios' if Tomas Barrios advances against Miguel Tobon. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 21, 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.
Often, prediction market odds reflect a different perspective than traditional sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market relies on the collective wisdom of traders. If a significant number of traders believe a sportsbook is undervaluing a particular outcome, the odds on Polymarket may diverge. It’s common to see discrepancies, especially when there’s strong public sentiment or information not fully reflected in sportsbook lines. Comparing the two can offer a more comprehensive view of potential outcomes.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome. The price of a share directly reflects the implied probability of that outcome occurring. As more traders buy shares, the price increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market’s price is determined solely by supply and demand among traders on Polymarket, and doesn't rely on external factors or oracles beyond the event outcome itself. The current volume traded is $279,408.
This market resolves around Oct 14, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the Antofagasta tennis match between Miguel Tobon and Tomas Barrios. The platform will verify the winner based on publicly available data from official tournament sources. It’s important to note that the outcome is determined by the actual event result, and not by any subjective interpretation or external assessment.
Several factors could influence the trading activity in this market. Any news regarding player injuries, changes in playing conditions, or updated rankings could shift trader sentiment. Unexpected upsets in other matches featuring these players, or even broader trends in tennis performance, might also play a role. Significant betting activity from well-known or successful traders on Polymarket could also cause noticeable price movements. Monitoring these signals can provide insights into how the market is reacting to new information.