0001888654 2026-09-14 2026-09-14 0001888654 false 8-K 2026-09-14 5E ADVANCED MATERIALS, INC. DE 001-41279 87-3426517 9329 Mariposa Road, Suite 210 Hesperia CA 92344 (442) 221-0225 Not Applicable false false false false Common stock, $0.01 par value per share FEAM NASDAQ true true