Material Agreement (Form 8-K)

As previously disclosed, on January 29, 2026, AMC Entertainment Holdings, Inc. (the "Company" or "AMC") and Muvico, LLC, a wholly owned subsidiary of the Company ("Muvico"), and certain holders of Muvico's Senior Secured Notes due 2029 (the "2029 Notes"), agreed to amend the indenture governing the 2029 Notes (the "2029 Notes Indenture") to, among other things, provide the Company with the flexibility to refinance its outstanding term loan credit agreement and the 12.75% Senior Secured Notes due 2027 issued by Odeon Finco PLC, a wholly-owned direct subsidiary of Odeon Cinemas Group Limited ("OCGL") and an indirect subsidiary of the Company, with new debt that may be secured and guaranteed by the Company, OCGL, Muvico and their respective subsidiaries (the "Amendments"). On February 12, 2026, AMC, Muvico, the other guarantors party thereto and CSC Delaware Trust Company, as trustee and notes collateral agent, entered into a supplemental indenture (the "Supplemental Indenture") to the 2029 Notes Indenture to effectuate the Amendments.

The foregoing summary of the Supplemental Indenture does not purport to be complete and is qualified in its entirety by reference to the Supplemental Indenture, attached hereto as Exhibit 4.1 and incorporated herein by reference.