Full House Resorts, Inc.

Item 1.01 Entry into a Material Definitive Agreement On September 2, 2026, Full House Resorts, Inc.’s (the “Company’s”) wholly-owned subsidiary, FHR-Illinois, LLC, a Delaware limited liability company (“FHR-IL”), and the City of Waukegan, Illinois (the “City”) entered into an Amendment No. 1 (the “Amendment”) to the Development and Host Community Agreement dated January 18, 2023, by and between FHR-IL and the City (the “Development Agreement”), related to FHR-IL’s development, construction and operation of a casino facility (“American Place”) in Waukegan, Illinois. The Amendment formalized the revision of certain terms and conditions related to the American Place project, as discussed and approved by the Waukegan City Council in July 2026. The Amendment includes: extension of the construction completion date of the permanent American Place facility to February 17, 2029, with operations commencing within three months of such completion; permission to retain and use the temporary casino structure for a period of five years beyond the opening of the permanent casino; and revisions to certain project details, including potential future phases, to align with current design plans. Except as set forth in the Amendment, all other terms of the Development Agreement remain in full force and effect. A copy of the Amendment is filed with this Form 8-K and attached hereto as Exhibit 10.1. The foregoing description of the Amendment is qualified in its entirety by reference to the full text of the Amendment, which is incorporated herein by reference.