O/U 4.5 Rounds

Track live probability, outcome prices, volume, liquidity, and resolution details for O/U 4.5 Rounds. The market currently shows a live probability of 42%, and $612.1 in liquidity.

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This market is currently listed with an end date of Jun 15, 2026. Market timelines can change if the underlying event is postponed, rescheduled, or resolved early.

Each market will resolve to “Over” if the fight between Justin Gaethje and Ilia Topuria at UFC Freedom 250: Topuria vs. Gaethje, scheduled for June 14, 2026, lasts beyond the listed round threshold. Each market will resolve to “Under” if the fight between Justin Gaethje and Ilia Topuria at UFC Freedom 250: Topuria vs. Gaethje, scheduled for June 14, 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 June 28, 2026, or canceled, all options will resolve “50-50.” The resolution source for this market will be official information from the UFC.