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Data as of Sep 9, 2026, 1:30 AM UTC · policy pm-quality-3
Current implied probability
Justin Gaethje 56%Leader of 12 outcomes
Market quality
28 / 100
Low quality24h Volume
—
Liquidity
$1.7K
Low liquiditySpread
46.0 pt
Wide spreadMarket data
Updated 5 minutes ago
Aug 26, 26, 8:00 PM UTCDec 31, 27, 7:00 PM UTC
Trends
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Welterweight Title on Dec 31, 2027?
KalshiMiddleweight Title on Dec 31, 2027?
KalshiLight Heavyweight Title on Dec 31, 2027?
KalshiNoche UFC: Rafa Garcia vs. Rongzhu (Lightweight, Prelims)
PolymarketNoche UFC: Drakkar Klose vs. Tommy Gantt (Lightweight, Prelims)
PolymarketUFC 331: Arman Tsarukyan vs. Mauricio Ruffy (Lightweight, Main Card)
PolymarketRules
If the named outcome is the UFC Lightweight Title holder on Dec 31, 2027 at 12:00 PM ET, then the market resolves to Yes.
- Interim title holders do not count towards this market.
- If the title is vacant all markets will resolve to NO.
- This market and these products have not been endorsed by Zuffa LLC, d/b/a Ultimate Fighting Championship, UFC.
- Any references to the “UFC,” or any other associated marks are descriptive only, and do not indicate an endorsement of this product or any affiliation between Zuffa and Kalshi.
Open markets
SportsPOLYMARKETUS Open ATP: Frances Tiafoe vs Alex Michelsen
- Michelsen Total Sets: O/U 3.5+34.5pt100%
- Michelsen Set 3 Winner+45.5pt100%
- Michelsen Total Sets: O/U 4.5+70.5pt100%
+25 more outcomes
- Total Vol
- $6.9M
- 24h Vol
- $6.9M
POLYMARKETUEFA Champions League: 2027 Champion
- Barcelona17.9%
- Arsenal15.1%
- Bayern Munich13.2%
+33 more outcomes
- Total Vol
- $28.5M
KALSHIHouston vs Philadelphia
- Houston+48.0pt91.1%
- Philadelphia-48.0pt8.9%
- Total Vol
- $2.8M
- 24h Vol
- $2.7M
KALSHIUS Open Men's Singles Winner
- Carlos Alcaraz+1.0pt58%
- Alexander Zverev+4.0pt26%
- Ben Shelton+2.0pt9%
+45 more outcomes
- Total Vol
- $28.6M
KALSHIBrace vs Sorribes Tormo
- Cadence Brace52%
- Sara Sorribes Tormo48%
- Total Vol
- $2.2M
- 24h Vol
- $2M
KALSHIShelton vs Alcaraz
- Carlos Alcaraz-1.0pt77.2%
- Ben Shelton+1.0pt22.8%
- Total Vol
- $2.1M
- 24h Vol
- $1.9M
Frequently asked questions
- What are the current odds for Lightweight Title on Dec 31, 2027??
- Kalshi prices Justin Gaethje at 56% as of September 9, 2026.
- When does Lightweight Title on Dec 31, 2027? resolve?
- Lightweight Title on Dec 31, 2027? is scheduled to resolve on December 31, 2027.
- How is Lightweight Title on Dec 31, 2027? settled?
- Kalshi settles this market as follows: If the named outcome is the UFC Lightweight Title holder on Dec 31, 2027 at 12:00 PM ET, then the market resolves to Yes.