Polymarket UFC Fight Night: Brendan Allen vs. Christian Leroy Duncan (Middleweight, Main Card) odds
On Polymarket, the favourite is Brendan Allen, at 55%. The market settles by Oct 10, 2026, and $6K traded in the last 24 hours. Each contract pays $1 if it is right, so 55¢ reads as a 55% chance. We have not matched it to a Kalshi market yet, so there is no second price.
Polymarket odds on every outcome
| Outcome | Chance | Yes price | 24h volume | |
|---|---|---|---|---|
| Brendan Allen | 55% | 55¢ | $6K | Trade |
| Duncan in Round 5 | – | – | $0 | Trade |
| Allen in Round 4 | – | – | $0 | Trade |
| Fight won by decision | – | – | $0 | Trade |
| Duncan to win by KO/TKO | – | – | $0 | Trade |
| O/U 1.5 Rounds | – | – | $0 | Trade |
| Allen to win by KO/TKO | – | – | $0 | Trade |
| Fight to Go the Distance | – | – | $0 | Trade |
| Ends before Round 2 | – | – | $0 | Trade |
| Ends before Round 4 | – | – | $0 | Trade |
Show 17 more outcomes
| Outcome | Chance | Yes price | 24h volume | |
|---|---|---|---|---|
| Decision or Draw | – | – | $0 | Trade |
| Allen in Round 2 | – | – | $0 | Trade |
| O/U 2.5 Rounds | – | – | $0 | Trade |
| Duncan in Round 4 | – | – | $0 | Trade |
| O/U 4.5 Rounds | – | – | $0 | Trade |
| Ends before Round 3 | – | – | $0 | Trade |
| Fight won by submission | – | – | $0 | Trade |
| Duncan in Round 2 | – | – | $0 | Trade |
| Allen in Round 5 | – | – | $0 | Trade |
| Fight won by KO/TKO | – | – | $0 | Trade |
| Allen in Round 3 | – | – | $0 | Trade |
| O/U 0.5 Rounds | – | – | $0 | Trade |
| Duncan in Round 1 | – | – | $0 | Trade |
| Allen in Round 1 | – | – | $0 | Trade |
| Ends before Round 5 | – | – | $0 | Trade |
| Duncan in Round 3 | – | – | $0 | Trade |
| O/U 3.5 Rounds | – | – | $0 | Trade |
Chance is each outcome's Yes price on Polymarket. A Yes contract at 55¢ pays $1 if that outcome wins.
How the odds have moved
Polymarket's own series for the outcome the headline prices, from where its history starts; one venue, not a blend.
How this market resolves
Polymarket's own settlement wording, in full. This, not the headline, decides who gets paid.
Show the full rules
This market will resolve to "Brendan Allen" if Brendan Allen is officially declared the winner of the fight against Christian Leroy Duncan at UFC Fight Night: Allen vs. Duncan, scheduled for October 10, 2026.
It will resolve to "Christian Leroy Duncan" if Christian Leroy Duncan is officially declared the winner.
If the fight is declared a draw or technical draw, ruled a No Contest, not scored, canceled, or postponed beyond October 24, 2026, this market will resolve "50-50."
The resolution source for this market will be official information from the UFC.
Scheduled resolution: Oct 10, 2026.
How to trade this market on Polymarket
- Check your state first. Several states restrict sports contracts.
- Open a Polymarket account. Americans trade on Polymarket US. Our Polymarket review covers sign-up and payouts.
- Buy Yes or No at the price shown, 55¢ for Brendan Allen right now. Each contract pays $1 if you are right.
- Sell any time before it settles, or hold to the result. Polymarket's fees apply to each trade.
CoinStats may earn a commission on links to venues. Prices are indicative and may differ when you trade.
Not on Kalshi here yet: we have not matched this question to a Kalshi market, so there is no second price to compare. Kalshi vs Polymarket compares the two venues.
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Common questions
What are the Polymarket odds on UFC Fight Night: Brendan Allen vs. Christian Leroy Duncan (Middleweight, Main Card)?
On Polymarket, the favourite is Brendan Allen, at 55%. That is a market-implied probability, not a forecast, and it moves as traders buy and sell.
How does this market resolve?
By Polymarket's own settlement rules for this market. Two venues can word the same question differently and settle differently, so read them before you trade.
Is this question on Kalshi too?
We have not matched it to a Kalshi market yet. When we do, both prices appear side by side here.
Can I trade this market in my state?
In most states, yes, on Polymarket US. Sports contracts are the exception: several states restrict them. Check your state first.
How accurate are Polymarket odds?
Often more accurate than polls, though never certain. A price of 70% should lose three times in ten. How accurate prediction markets are has the research.
What does it cost to trade on Polymarket?
A taker fee on most markets, largest near 50¢, and some categories charge nothing. Polymarket's fees has the detail.