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 |