Amtech Systems Inc SEC filings ASYS
Amtech Systems Inc has 978 filings in SEC EDGAR's recent list, going back to May 15, 1995. Its latest annual report, Form ARS, was filed on Jan 23, 2026 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 5, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 5, 2026 (officer or director change). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Officer or director change
|
Aug 5, 2026 | Aug 4, 2026 |
| 10-Q | Quarterly report | Aug 5, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 8-K |
Current report
Material agreement, Other events
|
Jun 3, 2026 | Jun 1, 2026 |
| 424B5 | Prospectus supplement | Jun 3, 2026 | — |
| S-3MEF | Filing | Jun 1, 2026 | — |
| 424B5 | Prospectus supplement | Jun 1, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 26, 2026 | — |
| 8-K |
Current report
Officer or director change
|
May 7, 2026 | May 5, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| 8-K |
Current report
Officer or director change
|
Apr 30, 2026 | Apr 24, 2026 |
| EFFECT | Filing | Mar 23, 2026 | — |
| CORRESP | Letter to the SEC | Mar 18, 2026 | — |
| UPLOAD | Letter from the SEC | Mar 16, 2026 | — |
| S-3 | Shelf registration | Mar 13, 2026 | — |
| 8-K |
Current report
Shareholder vote results
|
Mar 6, 2026 | Mar 4, 2026 |
| 10-Q | Quarterly report | Feb 5, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 5, 2026 | Feb 5, 2026 |
| ARS | Annual report to shareholders | Jan 23, 2026 | Sep 30, 2025 |
| DEF 14A | Proxy statement | Jan 23, 2026 | Mar 4, 2026 |
| 8-K |
Current report
Officer or director change
|
Dec 15, 2025 | Dec 9, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Dec 10, 2025 | Dec 10, 2025 |
| 10-K | Annual report | Dec 10, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Officer or director change
|
Dec 1, 2025 | Nov 26, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 1, 2025 | Dec 1, 2025 |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2025 | Aug 6, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2025 | — |
| 8-K |
Current report
Results of operations
|
May 12, 2025 | May 12, 2025 |
| 10-Q | Quarterly report | May 12, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 9, 2025 | Apr 9, 2025 |
| S-8 | Employee stock plan registration | Mar 19, 2025 | — |
| 8-K |
Current report
Shareholder vote results
|
Mar 7, 2025 | Mar 5, 2025 |
| DEFA14A | Additional proxy material | Feb 24, 2025 | — |
| 8-K |
Current report
Results of operations
|
Feb 5, 2025 | Feb 5, 2025 |
| 10-Q | Quarterly report | Feb 5, 2025 | Dec 31, 2024 |
| ARS | Annual report to shareholders | Jan 24, 2025 | Sep 30, 2024 |
| DEF 14A | Proxy statement | Jan 24, 2025 | Mar 5, 2025 |
| 8-K |
Current report
Officer or director change
|
Jan 23, 2025 | Jan 23, 2025 |
| 10-K | Annual report | Dec 12, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Dec 9, 2024 | Dec 9, 2024 |
| 8-K |
Current report
Agreement ended
|
Sep 17, 2024 | Sep 11, 2024 |
| 8-K |
Current report
Results of operations, Officer or director change
|
Aug 7, 2024 | Aug 6, 2024 |
| 10-Q | Quarterly report | Aug 7, 2024 | Jun 30, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2024 | — |
| 10-Q | Quarterly report | May 8, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 8, 2024 | May 8, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Mar 8, 2024 | Mar 6, 2024 |
| 8-K |
Current report
Auditor change
|
Mar 5, 2024 | Mar 1, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 29, 2024 | Feb 29, 2024 |
| UPLOAD | Letter from the SEC | Feb 15, 2024 | — |
| 10-Q | Quarterly report | Feb 9, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 9, 2024 | Feb 9, 2024 |
| CORRESP | Letter to the SEC | Feb 9, 2024 | — |
| UPLOAD | Letter from the SEC | Feb 1, 2024 | — |
| ARS | Annual report to shareholders | Jan 24, 2024 | Sep 30, 2023 |
| DEF 14A | Proxy statement | Jan 19, 2024 | Mar 6, 2024 |
| 8-K |
Current report
Results of operations
|
Dec 14, 2023 | Dec 14, 2023 |
| 10-K | Annual report | Dec 14, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Dec 13, 2023 | Dec 13, 2023 |
| 8-K |
Current report
Material agreement
|
Dec 11, 2023 | Dec 5, 2023 |
| 8-K/A |
Amended current report
Officer or director change
|
Aug 17, 2023 | Aug 8, 2023 |
| 10-Q | Quarterly report | Aug 9, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations, Officer or director change, Regulation FD disclosure
|
Aug 9, 2023 | Aug 8, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2023 | — |
| 10-Q | Quarterly report | May 10, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 10, 2023 | May 10, 2023 |
| 8-K/A | Amended current report | Apr 3, 2023 | Jan 17, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Mar 3, 2023 | Mar 1, 2023 |
| 10-Q | Quarterly report | Feb 8, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 8, 2023 | Feb 7, 2023 |
| DEF 14A | Proxy statement | Jan 20, 2023 | Mar 1, 2023 |
| 8-K |
Current report
Officer or director change
|
Jan 18, 2023 | Jan 13, 2023 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt, Regulation FD disclosure
|
Jan 17, 2023 | Jan 17, 2023 |
| 10-K | Annual report | Nov 30, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 30, 2022 | Nov 30, 2022 |
| 8-K |
Current report
Officer or director change
|
Aug 26, 2022 | Aug 24, 2022 |
| 10-Q | Quarterly report | Aug 15, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Material agreement, Results of operations, Officer or director change, Bylaw or fiscal year change
|
Aug 15, 2022 | Aug 9, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 26, 2022 | — |
| 10-Q | Quarterly report | May 11, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
May 11, 2022 | May 11, 2022 |
| 8-K |
Current report
Material agreement
|
Apr 28, 2022 | Apr 22, 2022 |
| S-8 | Employee stock plan registration | Mar 25, 2022 | — |
| 8-K |
Current report
Shareholder vote results
|
Mar 4, 2022 | Mar 2, 2022 |
| 10-Q | Quarterly report | Feb 14, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 14, 2022 | Feb 10, 2022 |
| DEF 14A | Proxy statement | Jan 18, 2022 | Mar 2, 2022 |
| 8-K |
Current report
Auditor change, Bylaw or fiscal year change
|
Nov 19, 2021 | Nov 16, 2021 |
| 10-K | Annual report | Nov 17, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 17, 2021 | Nov 17, 2021 |
| 8-K |
Current report
Officer or director change
|
Aug 12, 2021 | Aug 12, 2021 |
| 10-Q | Quarterly report | Aug 4, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2021 | Aug 4, 2021 |
| SD | Specialized disclosure (conflict minerals) | May 21, 2021 | — |
| 10-Q | Quarterly report | May 5, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 5, 2021 | May 5, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 26, 2021 | Apr 26, 2021 |
| 8-K |
Current report
Other events
|
Apr 15, 2021 | Apr 12, 2021 |
| 8-K |
Current report
Listing notice, Officer or director change, Shareholder vote results
|
Mar 26, 2021 | Mar 23, 2021 |
| 10-Q | Quarterly report | Feb 11, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 11, 2021 | Feb 9, 2021 |
| DEF 14A | Proxy statement | Jan 28, 2021 | Mar 23, 2021 |
| 8-K |
Current report
Officer or director change
|
Dec 17, 2020 | Dec 14, 2020 |
| 10-K | Annual report | Nov 19, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 19, 2020 | Nov 19, 2020 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Sep 25, 2020 | Sep 23, 2020 |
| 10-Q | Quarterly report | Aug 6, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2020 | Aug 6, 2020 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2020 | — |
| 8-K |
Current report
Results of operations
|
May 7, 2020 | May 7, 2020 |
| 10-Q | Quarterly report | May 7, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Officer or director change
|
May 7, 2020 | May 4, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Mar 4, 2020 | Mar 4, 2020 |
| 10-Q | Quarterly report | Feb 6, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations, Officer or director change, Other events
|
Feb 6, 2020 | Feb 4, 2020 |
| 8-K |
Current report
Acquisition or sale of assets, Officer or director change
|
Jan 28, 2020 | Jan 22, 2020 |
| DEF 14A | Proxy statement | Jan 24, 2020 | Mar 4, 2020 |
| 8-K |
Current report
Officer or director change
|
Nov 22, 2019 | Nov 19, 2019 |
| 10-K | Annual report | Nov 21, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Nov 21, 2019 | Nov 21, 2019 |
| 10-Q | Quarterly report | Aug 8, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2019 | Aug 8, 2019 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2019 | — |
| 10-Q | Quarterly report | May 9, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
May 9, 2019 | May 9, 2019 |
| 8-K |
Current report
Exit or restructuring costs
|
Apr 3, 2019 | Mar 28, 2019 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Mar 8, 2019 | Mar 6, 2019 |
| 10-Q | Quarterly report | Feb 7, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Results of operations
|
Feb 7, 2019 | Feb 7, 2019 |
| DEF 14A | Proxy statement | Jan 25, 2019 | Sep 30, 2018 |
| 10-K | Annual report | Dec 7, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 29, 2018 | Nov 27, 2018 |
| 8-K |
Current report
Officer or director change
|
Nov 29, 2018 | Nov 28, 2018 |
| 10-Q | Quarterly report | Aug 9, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2018 | Aug 9, 2018 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2018 | — |
| 8-K |
Current report
Shareholder vote results
|
May 15, 2018 | May 11, 2018 |
| 10-Q | Quarterly report | May 10, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Results of operations
|
May 10, 2018 | May 10, 2018 |
| DEF 14A | Proxy statement | Apr 5, 2018 | May 11, 2018 |
| 8-K |
Current report
Other events
|
Apr 3, 2018 | Mar 28, 2018 |
| CT ORDER | Filing | Mar 20, 2018 | — |
| 8-K |
Current report
Officer or director change
|
Mar 16, 2018 | Mar 14, 2018 |
| 10-Q | Quarterly report | Feb 8, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Results of operations
|
Feb 8, 2018 | Feb 8, 2018 |
| 10-K/A | Amended annual report | Jan 26, 2018 | Sep 30, 2017 |
| 8-K |
Current report
Officer or director change
|
Jan 18, 2018 | Jan 11, 2018 |
| 8-K |
Current report
Officer or director change
|
Jan 10, 2018 | Jan 4, 2018 |
| 8-K |
Current report
Other events
|
Dec 18, 2017 | Dec 13, 2017 |
| 10-K | Annual report | Nov 20, 2017 | Sep 30, 2017 |
| 8-K |
Current report
Results of operations
|
Nov 20, 2017 | Nov 20, 2017 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Aug 23, 2017 | Aug 23, 2017 |
| 424B5 | Prospectus supplement | Aug 18, 2017 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 18, 2017 | Aug 18, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 18, 2017 | Aug 17, 2017 |
| 424B5 | Prospectus supplement | Aug 17, 2017 | — |
| 10-Q | Quarterly report | Aug 9, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Results of operations
|
Aug 9, 2017 | Aug 9, 2017 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2017 | — |
| 8-K |
Current report
Results of operations
|
May 10, 2017 | May 10, 2017 |
| 10-Q | Quarterly report | May 10, 2017 | Mar 31, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 25, 2017 | Apr 19, 2017 |
| 8-K |
Current report
Shareholder vote results
|
Mar 20, 2017 | Mar 16, 2017 |
| 10-Q | Quarterly report | Feb 9, 2017 | Dec 31, 2016 |
| EFFECT | Filing | Feb 6, 2017 | — |
| CORRESP | Letter to the SEC | Feb 2, 2017 | — |
| S-3/A | Filing | Feb 2, 2017 | — |
| DEF 14A | Proxy statement | Jan 27, 2017 | Mar 16, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 24, 2017 | Jan 24, 2017 |
| S-3 | Shelf registration | Jan 18, 2017 | — |
| 10-K/A | Amended annual report | Dec 2, 2016 | Sep 30, 2016 |
| 10-K | Annual report | Nov 30, 2016 | Sep 30, 2016 |
| 8-K |
Current report
Results of operations
|
Nov 17, 2016 | Nov 17, 2016 |
| 8-K |
Current report
Officer or director change
|
Nov 16, 2016 | Nov 10, 2016 |
| 10-Q | Quarterly report | Aug 4, 2016 | Jun 30, 2016 |
| SD | Specialized disclosure (conflict minerals) | May 26, 2016 | — |
| 10-Q | Quarterly report | May 5, 2016 | Mar 31, 2016 |
| UPLOAD | Letter from the SEC | Mar 18, 2016 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Regulation FD disclosure
|
Mar 14, 2016 | Mar 8, 2016 |
| DEFR14A | Filing | Mar 3, 2016 | — |
| 10-K/A | Amended annual report | Mar 3, 2016 | Sep 30, 2015 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 25, 2016 | Feb 19, 2016 |
| CORRESP | Letter to the SEC | Feb 17, 2016 | — |
| 10-Q | Quarterly report | Feb 9, 2016 | Dec 31, 2015 |
| 8-K |
Current report
Other events
|
Feb 9, 2016 | Feb 9, 2016 |
| 8-K |
Current report
Results of operations
|
Feb 4, 2016 | Feb 4, 2016 |
| UPLOAD | Letter from the SEC | Feb 2, 2016 | — |
| DEF 14A | Proxy statement | Jan 25, 2016 | Mar 9, 2016 |
| 8-K |
Current report
Officer or director change
|
Jan 20, 2016 | Jan 15, 2016 |
| 8-K |
Current report
Other events
|
Dec 9, 2015 | Dec 8, 2015 |
| 8-K | Current report | Nov 19, 2015 | Nov 17, 2015 |
| 10-K | Annual report | Nov 19, 2015 | Sep 30, 2015 |
| 8-K | Current report | Oct 8, 2015 | Oct 8, 2015 |
| 8-K |
Current report
Material agreement, Change to shareholder rights
|
Oct 5, 2015 | Oct 1, 2015 |
| 10-Q | Quarterly report | Aug 6, 2015 | Jun 30, 2015 |
| 8-K |
Current report
Material agreement
|
Jul 22, 2015 | Jul 17, 2015 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2015 | — |
| S-8 | Employee stock plan registration | May 22, 2015 | — |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Special Industry Machinery, NEC (SIC 3559)
- Listed as
- ASYS (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- AZ
- Headquarters
- Tempe, AZ
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 720500
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.