0001325702 2026-11-04 2026-11-04 0001325702 false 8-K 2026-11-04 Magnachip Semiconductor Corporation DE 001-34791 83-0406195 c/o Magnachip Semiconductor, Ltd. 15F, 76 Jikji-daero 436beon-gil, Heungdeok-gu Cheongju-si Chungcheongbuk-do 28581 KR 82 2 6903-3000 false false false false Common Stock, par value $0.01 per share MX NYSE false