Overview
- Major operators including Caesars and William Hill issued refunds to losing bettors after sharp late movement on Yadier del Valle and first‑round props led some books to pull markets.
 - The UFC said its independent partner IC360 is conducting a thorough review of wagering activity tied to Isaac Dulgarian vs. del Valle.
 - The Nevada State Athletic Commission is withholding Dulgarian’s entire fight purse with an investigation pending, according to reporting by Ariel Helwani.
 - Multiple outlets reported Dulgarian was released by the promotion within 24 hours of the bout, while the UFC has not publicly confirmed the roster move.
 - Claims that the FBI flagged the fight circulated on social media without official confirmation, as analysts criticized Dulgarian’s performance and observers noted past links to banned coach James Krause.