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The UFC has another suspicious betting line situation ahead of UFC 328.
Hours before UFC 328, fans noticed some questionable line movement in the Joaquin Buckley-Sean Brady fight.
Leading up to the fight, Brady was a significant betting favorite but ended up an underdog within hours.
Here we go again. In the space of a day, Sean Brady moved from a -175 favorite to a +115 underdog.
What is happening ? 😱#UFC328 pic.twitter.com/dmx0kmC6CZ
— The Matchmaker (@MMA__Matchmaker) May 9, 2026
1:30 PM:
Sean Brady -170
Joaquin Buckley +1422:43 PM:
Joaquin Buckley -192
Sean Brady +160Wild amount of line movement on #UFC328 fight day pic.twitter.com/ZmubTPHkeY
— Jack Mac (@JackMac) May 9, 2026
A similar situation unfolded ahead of UFC 326 a few months ago.
🚨 In the last 8 hours, Drew Dober went from being an UNDERDOG to an almost 2-1 FAVOURITE in his fight against Michael Johnson today
– FanDuel have now PULLED the fight from their platform
– Second straight fight for Michael Johnson that involves strange betting line changes 😬 pic.twitter.com/1toOcsRppP
— ACD MMA (@acdmma_) March 7, 2026
The UFC did not pull the Dober-Johnson fight and relied on its partnership with Integrity Services.
The UFC is currently working with the FBI to investigate several instances of irregular betting patterns.