KalshiCheck availabilityKYC required2% feeVerified resolution dataFairly calibratedCurrent implied probability
Islam Makhachev 80%Leader of 11 outcomes
Market quality
23 / 100
Low quality24h Volume
—
Liquidity
$317
Low liquidityMarket 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.
Lightweight Title on Dec 31, 2027?
KalshiMiddleweight Title on Dec 31, 2027?
KalshiLight Heavyweight Title on Dec 31, 2027?
KalshiNoche UFC: Muslim Salikhov vs. Ignacio Bahamondes (Welterweight, Prelims)
PolymarketZuffa Boxing: Garcia vs. Benn (Welterweight, Main)
PolymarketWho will be UFC Welterweight champion at the end of 2026?
PolymarketRules
If the named outcome is the UFC Welterweight 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 Welterweight Title on Dec 31, 2027??
- Kalshi prices Islam Makhachev at 80% as of September 9, 2026.
- When does Welterweight Title on Dec 31, 2027? resolve?
- Welterweight Title on Dec 31, 2027? is scheduled to resolve on December 31, 2027.
- How is Welterweight Title on Dec 31, 2027? settled?
- Kalshi settles this market as follows: If the named outcome is the UFC Welterweight Title holder on Dec 31, 2027 at 12:00 PM ET, then the market resolves to Yes.