0000895421-26-000027 Sample Contracts

CUSIP No.36242H104 13G -------------------------------------------------------- ------------------------ EXHIBIT NO. 99.1 TO SCHEDULE 13G JOINT FILING AGREEMENT ---------------------------------------------------
Joint Filing Agreement • February 11th, 2026 • Morgan Stanley • Security brokers, dealers & flotation companies

MORGAN STANLEY and Morgan Stanley Smith Barney LLC hereby agree that, unless differentiated, this Schedule 13G is filed on behalf of each of the parties.