O/U 4.5 Rounds

Each market will resolve to “Over” if the fight between Mario Bautista and Vinicius Oliveira at UFC Fight Night: Bautista vs. Oliveira, scheduled for February 7, 2026, lasts beyond the listed round threshold. Each market will resolve to “Under” if the fight between Mario Bautista and Vinicius Oliveira at UFC Fight Night: Bautista vs. Oliveira, scheduled for February 7, 2026, does not last beyond the listed round threshold. For example: “Over 4.5 Rounds” will resolve “Yes” if the fight continues past the 2:30 mark of Round 5. “Under 4.5 Rounds” will resolve “Yes” if the fight ends before the 2:30 mark of Round 5. If the fight ends exactly at the threshold (e.g., 2:30 of Round 5 for a 4.5 line), it will resolve “50-50.” If the bout is not scored, postponed beyond February 21, 2026, or canceled, all options will resolve “50-50.” The resolution source for this market will be official information from the UFC.