Kalshi UFC 334: Stephen Thompson vs. Charles Radtke (Welterweight, Prelims) odds
On Kalshi, the favourite is Stephen Thompson, at 56%. The market settles by Nov 15, 2026, and $38K traded in the last 24 hours. Each contract pays $1 if it is right, so 56¢ reads as a 56% chance. Polymarket and Polymarket US list it too, and we compare the prices below.
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Also on Polymarket: Polymarket's page
Kalshi · odds · updated
Also priced on Polymarket and Polymarket US: compare them
Kalshi odds on every outcome
Chance is each outcome's Yes price on Kalshi. A Yes contract at 56¢ pays $1 if that outcome wins.
Kalshi vs Polymarket on this match
The same match on each venue: Kalshi, Polymarket and Polymarket US. When the prices differ, the cheaper side costs you less for the same payout.
| Venue | Stephen Thompson | Charles Radtke | Fee | 24h volume | Liquidity | |
|---|---|---|---|---|---|---|
| PolymarketClose-only for US residents | 54¢cheapest to buy | 47¢ | 1.2¢ | $23K | $78K | Trade → |
| Polymarket US$25 bonusUS residents only | 56¢ | 45¢cheapest to buy | 1.7–2.3¢ | – | – | Trade → |
| Kalshi$50 bonus | 56¢ | 45¢cheapest to buy | 1.7¢ | $38K | – | Trade → |
How the odds have moved
Kalshi's own series for the outcome the headline prices, from where its history starts; one venue, not a blend.
How this market resolves
The contract is “Stephen Thompson wins”. A Yes contract pays $1 if the answer is yes, and nothing if not. Kalshi publishes the full settlement rules on the market's page. Read them on Kalshi (opens in a new tab)
Scheduled resolution: Nov 15, 2026.
How to trade this market on Kalshi
- Check your state first. Several states restrict sports contracts.
- Open a Kalshi account. Our Kalshi review covers sign-up and payouts.
- Buy Yes or No at the price shown, 56¢ for Stephen Thompson right now. Each contract pays $1 if you are right.
- Sell any time before it settles, or hold to the result. Kalshi's fees apply to each trade.
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Common questions
What are the Kalshi odds on UFC 334: Stephen Thompson vs. Charles Radtke (Welterweight, Prelims)?
On Kalshi, the favourite is Stephen Thompson, at 56%. That is a market-implied probability, not a forecast, and it moves as traders buy and sell.
How does this market resolve?
By Kalshi'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 Polymarket too?
Yes. It trades on Polymarket and Polymarket US. Polymarket's page has its prices and rules. Our side-by-side page shows every venue’s prices and rules.
Can I trade this market in my state?
In most states, yes, on Kalshi. Sports contracts are the exception: several states restrict them. Check your state first.
How accurate are Kalshi 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 Kalshi?
A trading fee on each contract, largest near 50¢ and smaller towards either end. Kalshi's fees has the formula.