Will Carlos Ulberg be the UFC Light Heavyweight Champion on December 31, 2026?

Prediction markets currently give a 63% probability that Will Carlos Ulberg be the UFC Light Heavyweight Champion on December 31, 2026?. This contract trades at 63¢ on Polymarket, closing December 31, 2026. Carlos Ulberg's odds have surged dramatically from 22¢ to 56¢ over seven days, reflecting either significant recent UFC developments or substantial new capital inflow into this market.

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63¢
Bid/Ask 58/68¢·Spread 10¢·Vol $84.444·OI $750.545·Closes Dec 31, 2026·253d remaining
0xaa034dc646a0fd4b6ae5c1d467485255acf4739754a7e7a90b6dc304df2176ca
7-day price505 snapshots · 2 regime
78¢63¢ current
Apr 818¢Apr 21

Analysis

4d ago

Carlos Ulberg's odds have surged dramatically from 22¢ to 56¢ over seven days, reflecting either significant recent UFC developments or substantial new capital inflow into this market. The extreme realized volatility of 2043% and vol ratio of 14.80 suggest highly erratic price discovery, while the wide 20¢ spread and modest $124k daily volume indicate thin liquidity that may be amplifying these moves. The 180% risk-adjusted implied yield on the "No" side presents an attractive contrarian opportunity if you believe the market is overweighting Ulberg's championship prospects given the 258-day timeframe and inherent uncertainty in title contention.

Cross-venue

Also on kalshi at 60¢+3¢)

View counterpart →Match confidence 0.94IY 95.9%Close-time delta 17h

Resolution rules

This market will resolve according to the official UFC Light Heavyweight division champion on December 31, 2026 at 12:00 PM ET. Only official UFC division champions will count. Interim champions will not count. If the relevant belt is vacant at this market’s check time, or there is otherwise no champion in the specified division, this market will resolve to “Other”. The primary resolution source for this market will be official information from the UFC (https://www.ufc.com/athletes).

Indicators

IY (Yes) 84.7%
IY (No) 245.5%
Adj IY 123%
CRI 2
Overround 0.5%
▶ Full indicator table (5)
IndicatorValue
IY (Yes)84.7%
IY (No)245.5%
Adj IY123%
CRI2
Overround0.5%

Regime

Label
neutral
Score
0.5
Spread
10¢
Computed
4/21/2026, 8:24:30 PM
Indicators computed 4/21/2026, 8:23:18 PM

Trade

View on polymarketsf trade 0xaa034dc646a0fd4b6ae5c1d467485255acf4739754a7e7a90b6dc304df2176ca yes 100

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