AMTECH SYSTEMS INC — 8-K Filings
161 8-K filings on record
This page lists all 8-K filings submitted to the SEC by AMTECH SYSTEMS INC (ASYS), sorted by most recent first. Each row links to the full filing on EdgarLookup. AMTECH SYSTEMS INC has filed 161 8-K documents with the SEC since 1995. To view all SEC filings by AMTECH SYSTEMS INC, see the full filings list.
All
10-K
10-K/A
10-K405
10-K405/A
10-Q
10-Q/A
3
3/A
4
4/A
424B1
424B3
424B5
425
5
8-A12G
8-K
8-K/A
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFM14A
DEFR14A
EFFECT
NT 10-K
NT 10-K/A
NT 10-Q
PRE 14A
REGDEX
RW
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | 8-K | 0000720500-26-000001 | Mar 6, 2026 | Mar 4, 2026 |
| 8-K | 8-K | 0001193125-26-039351 | Feb 5, 2026 | — |
| 8-K | 8-K | 0001193125-25-319228 | Dec 15, 2025 | Dec 9, 2025 |
| 8-K | 8-K | 0001193125-25-314185 | Dec 10, 2025 | — |
| 8-K | 8-K | 0001193125-25-304022 | Dec 1, 2025 | Nov 26, 2025 |
| 8-K | 8-K | 0001193125-25-303881 | Dec 1, 2025 | — |
| 8-K | 8-K | 0000950170-25-103999 | Aug 6, 2025 | — |
| 8-K | 8-K | 0000950170-25-069140 | May 12, 2025 | — |
| 8-K | 8-K | 0000950170-25-052548 | Apr 9, 2025 | — |
| 8-K | 8-K | 0000950170-25-034957 | Mar 7, 2025 | Mar 5, 2025 |
| 8-K | 8-K | 0000950170-25-014472 | Feb 5, 2025 | — |
| 8-K | 8-K | 0000950170-25-008328 | Jan 23, 2025 | — |
| 8-K | 8-K | 0000950170-24-134499 | Dec 9, 2024 | — |
| 8-K | 8-K | 0000950170-24-107300 | Sep 17, 2024 | Sep 11, 2024 |
| 8-K | 8-K | 0000950170-24-092969 | Aug 7, 2024 | Aug 6, 2024 |
| 8-K | 8-K | 0000950170-24-055712 | May 8, 2024 | — |
| 8-K | 8-K | 0000950170-24-028631 | Mar 8, 2024 | Mar 6, 2024 |
| 8-K | 8-K | 0000950170-24-025892 | Mar 5, 2024 | Mar 1, 2024 |
| 8-K | 8-K | 0000950170-24-023120 | Feb 29, 2024 | — |
| 8-K | 8-K | 0000950170-24-013261 | Feb 9, 2024 | — |
| 8-K | 8-K | 0000950170-23-070474 | Dec 14, 2023 | — |
| 8-K | 8-K | 0000950170-23-070049 | Dec 13, 2023 | — |
| 8-K | 8-K | 0000950170-23-069441 | Dec 11, 2023 | Dec 5, 2023 |
| 8-K | 8-K | 0000950170-23-040579 | Aug 9, 2023 | Aug 8, 2023 |
| 8-K | 8-K | 0000950170-23-020516 | May 10, 2023 | — |
| 8-K | 8-K | 0000950170-23-005998 | Mar 3, 2023 | Mar 1, 2023 |
| 8-K | 8-K | 0000950170-23-002154 | Feb 8, 2023 | Feb 7, 2023 |
| 8-K | 8-K | 0000950170-23-000865 | Jan 18, 2023 | Jan 13, 2023 |
| 8-K | 8-K | 0000950170-23-000819 | Jan 17, 2023 | — |
| 8-K | 8-K | 0000950170-22-025867 | Nov 30, 2022 | — |
| 8-K | 8-K | 0000950170-22-017822 | Aug 26, 2022 | Aug 24, 2022 |
| 8-K | 8-K | 0000950170-22-017389 | Aug 15, 2022 | Aug 9, 2022 |
| 8-K | 8-K | 0000950170-22-009331 | May 11, 2022 | — |
| 8-K | 8-K | 0000950170-22-006561 | Apr 28, 2022 | Apr 22, 2022 |
| 8-K | 8-K | 0000950170-22-002915 | Mar 4, 2022 | Mar 2, 2022 |
| 8-K | 8-K | 0000950170-22-001214 | Feb 14, 2022 | Feb 10, 2022 |
| 8-K | 8-K | 0000950170-21-004811 | Nov 19, 2021 | Nov 16, 2021 |
| 8-K | 8-K | 0000950170-21-004728 | Nov 17, 2021 | — |
| 8-K | 8-K | 0001564590-21-043737 | Aug 12, 2021 | — |
| 8-K | 8-K | 0001564590-21-040835 | Aug 4, 2021 | — |
| 8-K | 8-K | 0001564590-21-024096 | May 5, 2021 | — |
| 8-K | 8-K | 0001564590-21-020546 | Apr 26, 2021 | — |
| 8-K | 8-K | 0001564590-21-018855 | Apr 15, 2021 | Apr 12, 2021 |
| 8-K | 8-K | 0001564590-21-015822 | Mar 26, 2021 | Mar 23, 2021 |
| 8-K | 8-K | 0001564590-21-005552 | Feb 11, 2021 | Feb 9, 2021 |
| 8-K | 8-K | 0001564590-20-057446 | Dec 17, 2020 | Dec 14, 2020 |
| 8-K | 8-K | 0001564590-20-054650 | Nov 19, 2020 | — |
| 8-K | 8-K | 0001564590-20-044676 | Sep 25, 2020 | Sep 23, 2020 |
| 8-K | 8-K | 0001564590-20-037802 | Aug 6, 2020 | — |
| 8-K | 8-K | 0001564590-20-022940 | May 7, 2020 | — |