Ascent Solar Technologies, Inc. SEC filings ASTI
Ascent Solar Technologies, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Mar 5, 2008. Its latest annual report, Form 10-K, was filed on Mar 20, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Jun 26, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFA14A | Additional proxy material | Apr 27, 2026 | — |
| DEF 14A | Proxy statement | Apr 27, 2026 | Jun 17, 2026 |
| PRE 14A | Preliminary proxy statement | Apr 17, 2026 | Apr 17, 2026 |
| DEF 14A | Proxy statement | Apr 30, 2025 | May 29, 2025 |
| PRE 14A | Preliminary proxy statement | Apr 18, 2025 | Apr 18, 2025 |
| DEF 14A | Proxy statement | Jun 20, 2024 | Aug 7, 2024 |
| PRE 14A | Preliminary proxy statement | Jun 6, 2024 | Jun 6, 2024 |
| DEFA14A | Additional proxy material | Dec 6, 2023 | — |
| DEF 14A | Proxy statement | Oct 23, 2023 | Dec 5, 2023 |
| PRE 14A | Preliminary proxy statement | Oct 13, 2023 | Dec 5, 2023 |
| DEF 14C | Information statement | Jul 28, 2023 | Jul 18, 2023 |
| PRE 14C | Preliminary 14c | Jul 18, 2023 | Jul 18, 2023 |
| DEF 14C | Information statement | Jan 3, 2023 | Jan 3, 2023 |
| PRE 14C | Preliminary information statement | Dec 23, 2022 | Dec 23, 2022 |
| DEF 14C | Information statement | Nov 29, 2021 | Nov 29, 2021 |
| PRE 14C | Pre 14c for rss | Nov 17, 2021 | Nov 17, 2021 |
| DEF 14C | Information statement | Aug 30, 2021 | Aug 30, 2021 |
| PRE 14C | Filing | Aug 16, 2021 | Aug 16, 2021 |
| DEF 14A | Proxy statement | May 11, 2018 | Dec 31, 2017 |
| PRE 14A | Preliminary proxy statement | Apr 27, 2018 | Dec 31, 2017 |
| DEF 14A | Proxy statement | Jun 22, 2017 | Dec 31, 2016 |
| DEF 14A | Proxy statement | Feb 22, 2017 | Feb 22, 2017 |
| PRE 14A | Preliminary proxy statement | Jan 23, 2017 | Jan 23, 2017 |
| DEF 14A | Proxy statement | Aug 15, 2016 | Aug 15, 2016 |
| PRE 14A | Preliminary proxy statement | Aug 5, 2016 | Aug 5, 2016 |
| DEF 14A | Proxy statement | Apr 22, 2016 | Apr 22, 2016 |
| PRE 14A | Preliminary proxy statement | Apr 12, 2016 | Apr 12, 2016 |
| DEFA14A | Additional proxy material | Dec 16, 2015 | — |
| DEFA14A | Additional proxy material | Dec 15, 2015 | — |
| DEF 14A | Proxy statement | Nov 27, 2015 | Nov 27, 2015 |
| PRE 14A | Preliminary proxy statement | Nov 16, 2015 | Nov 16, 2015 |
| DEFA14A | Additional proxy material | May 20, 2015 | — |
| DEF 14A | Proxy statement | May 1, 2015 | Apr 20, 2015 |
| PRE 14A | Preliminary proxy statement | Apr 10, 2015 | Apr 10, 2015 |
| DEF 14A | Proxy statement | Dec 1, 2014 | Dec 1, 2014 |
| PRE 14A | Preliminary proxy statement | Nov 21, 2014 | Nov 21, 2014 |
| DEF 14A | Proxy statement | Sep 26, 2014 | Oct 22, 2014 |
| PRE 14A | Preliminary proxy statement | Sep 15, 2014 | Sep 15, 2014 |
| DEF 14A | Proxy statement | Apr 25, 2014 | Apr 25, 2014 |
| PRE 14A | Preliminary proxy statement | Apr 16, 2014 | Apr 16, 2014 |
| DEF 14A | Proxy statement | Dec 19, 2013 | Dec 19, 2013 |
| PRE 14A | Preliminary proxy statement | Dec 9, 2013 | Dec 9, 2013 |
| DEF 14A | Proxy statement | Apr 29, 2013 | Jun 13, 2013 |
| PRE 14A | Preliminary proxy statement | Apr 18, 2013 | Jun 13, 2013 |
| DEF 14A | Proxy statement | Apr 18, 2012 | Apr 18, 2012 |
| DEF 14A | Proxy statement | Sep 23, 2011 | Oct 27, 2011 |
| PRE 14A | Preliminary proxy statement | Sep 13, 2011 | Oct 27, 2011 |
| DEF 14A | Proxy statement | Apr 27, 2011 | Jun 15, 2011 |
| DEFA14A | Additional proxy material | Apr 28, 2010 | — |
| DEF 14A | Proxy statement | Apr 28, 2010 | Jun 16, 2010 |
| DEF 14A | Proxy statement | May 14, 2009 | Jun 30, 2009 |
| DEFA14A | Additional proxy material | May 15, 2008 | — |
| DEF 14A | Proxy statement | May 15, 2008 | Jul 1, 2008 |
| PRE 14A | Preliminary proxy statement | May 5, 2008 | Jul 1, 2008 |
Showing 54 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
- Semiconductors & Related Devices (SIC 3674)
- Listed as
- ASTI (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Thornton, CO
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1350102
- Former names
- Ascent Solar Technologies, Inc. (until Sep 15, 2026)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.