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%
Closed: Sep 26, 6:35 PM EST
Kalshi
These markets cover the general method by which the fight ends, regardless of which fighter achieves it. Categories include knockout/TKO/disqualification, submission, decision, or a draw/no contest result, providing a broader view of how the match might conclude.
Markets resolve based on whether the fight ends by KO/TKO/DQ, Submission, Decision, or Draw/No Contest. Either fighter can achieve these outcomes, and official UFC results on September 26, 2026, will determine resolution. A technical decision is considered a Decision and does not count as a win in any specific round.
Prediction market odds often reflect the wisdom of the crowd, and can differ from traditional sportsbook odds. Sportsbooks set lines based on their own models and risk management, while this market aggregates the beliefs of many individual traders. It's common to see discrepancies, especially before significant events or when public opinion shifts. These differences can present opportunities for arbitrage, where traders attempt to profit from the price variations between Kalshi and sportsbooks.
On Kalshi, this market is priced through a continuous order book, where traders buy and sell contracts representing different outcomes in the Brener vs. Harrell fight. The price of each contract reflects the probability of that outcome occurring, as perceived by the market participants. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the prices adjust, providing a real-time assessment of the likelihood of each method of finish. The market dynamically adjusts based on supply and demand for each outcome.
This market resolves around Sep 27, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The method of finish – whether by knockout, technical knockout, submission, or decision – will be determined by the official result declared by the relevant boxing authorities. The final result will be used to determine which contracts pay out, and at what value, based on the probabilities established during trading on Kalshi.
Several factors could influence the trading activity in this market. Any news regarding the fighters’ training, health, or potential changes to their strategies could significantly shift the odds. Unexpected announcements about the fight’s location or rules could also have an impact. Furthermore, public sentiment, as reflected in social media and expert analysis, can influence trader behavior and cause the probabilities to fluctuate. Major upsets in similar fights leading up to Sep 27, 2026 could also move this market.