0000720500 2026-06-01 2026-06-01 0000720500 false AMTECH SYSTEMS INC 8-K 2026-06-01 AZ 000-11412 86-0411215 58 S. River Drive, Suite 370 Tempe AZ 85288 (480) 967-5146 Not Applicable false false false false Common Stock, par value $0.01 per share ASYS NASDAQ false