AMTECH SYSTEMS INC - ASYS

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 12
Latest filed: Mar 06, 2026
Form Count
8-K 6
4 4
SCHEDULE 13G/A 2

Latest files

Filed Form Report period Accession SEC
Mar 06, 2026 4 Mar 04, 2026 0001193125-26-096467 View
Mar 06, 2026 4 Mar 04, 2026 0001104659-26-024720 View
Mar 06, 2026 4 Mar 04, 2026 0001193125-26-096720 View
Mar 06, 2026 4 Mar 04, 2026 0001256949-26-000003 View
Mar 06, 2026 8-K Mar 04, 2026 0000720500-26-000001 View
Feb 13, 2026 SCHEDULE 13G/A 0001398344-26-003122 View
Feb 05, 2026 8-K Feb 05, 2026 0001193125-26-039351 View
Jan 21, 2026 SCHEDULE 13G/A 0000354204-26-000303 View
Dec 15, 2025 8-K Dec 09, 2025 0001193125-25-319228 View
Dec 10, 2025 8-K Dec 10, 2025 0001193125-25-314185 View
Dec 01, 2025 8-K Dec 01, 2025 0001193125-25-303881 View
Dec 01, 2025 8-K Nov 26, 2025 0001193125-25-304022 View