Axcelis Technologies Inc SEC filings ACLS
Axcelis Technologies Inc has 1,003 filings in SEC EDGAR's recent list, going back to May 29, 2012. Its latest annual report, Form ARS, was filed on Mar 31, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 425 | Filing | Nov 2, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 27, 2026 | — |
| 425 | Filing | Apr 29, 2026 | — |
| 425 | Filing | Feb 12, 2026 | — |
| 425 | Filing | Feb 6, 2026 | — |
| 425 | Filing | Feb 2, 2026 | — |
| 425 | Filing | Jan 28, 2026 | — |
| EFFECT | Filing | Dec 31, 2025 | — |
| CORRESP | Letter to the SEC | Dec 29, 2025 | — |
| 425 | Filing | Oct 1, 2025 | — |
| 425 | Filing | Oct 1, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 6, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 17, 2024 | — |
| SD | Specialized disclosure (conflict minerals) | May 18, 2023 | — |
| SD | Specialized disclosure (conflict minerals) | May 20, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 18, 2021 | — |
| SD | Specialized disclosure (conflict minerals) | May 22, 2020 | — |
| SD | Specialized disclosure (conflict minerals) | May 22, 2019 | — |
| SD | Specialized disclosure (conflict minerals) | May 24, 2018 | — |
| UPLOAD | Letter from the SEC | Sep 19, 2017 | — |
| CORRESP | Letter to the SEC | Sep 8, 2017 | — |
| UPLOAD | Letter from the SEC | Sep 6, 2017 | — |
| SD | Specialized disclosure (conflict minerals) | May 24, 2017 | — |
| EFFECT | Filing | Apr 14, 2017 | — |
| CORRESP | Letter to the SEC | Apr 12, 2017 | — |
| UPLOAD | Letter from the SEC | Apr 12, 2017 | — |
| SD | Specialized disclosure (conflict minerals) | May 27, 2016 | — |
| SD | Specialized disclosure (conflict minerals) | May 22, 2015 | — |
| DFAN14A | Filing | Mar 3, 2015 | — |
| SD | Specialized disclosure (conflict minerals) | May 28, 2014 | — |
| EFFECT | Filing | Dec 4, 2013 | — |
| UPLOAD | Letter from the SEC | Nov 25, 2013 | — |
| CORRESP | Letter to the SEC | Nov 15, 2013 | — |
| UPLOAD | Letter from the SEC | Nov 1, 2013 | — |
Showing 34 filings. 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
- ACLS (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Beverly, MA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1113232
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.