Aetherion Technologies Inc. SEC filings AETR
Aetherion Technologies Inc. has 865 filings in SEC EDGAR's recent list, going back to Jun 27, 2006. Its latest annual report, Form 20-F, was filed on Apr 23, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Oct 30, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B3 | Prospectus | Oct 16, 2026 | — |
| 424B3 | Prospectus | Oct 16, 2026 | — |
| 424B3 | Prospectus | Sep 28, 2026 | — |
| F-1 | Registration statement (foreign issuer) | Sep 18, 2026 | — |
| 424B3 | Prospectus | Sep 16, 2026 | — |
| POS AM | Filing | Aug 20, 2026 | — |
| F-1 | Registration statement (foreign issuer) | Jul 21, 2026 | — |
| 424B5 | Prospectus supplement | Jun 23, 2026 | — |
| F-3 | Shelf registration (foreign issuer) | Aug 15, 2025 | — |
| F-10/A | Filing | May 18, 2023 | — |
| F-X | Form f-x | Apr 14, 2023 | — |
| F-10 | Form f-10 | Apr 14, 2023 | — |
| FWP | Free writing prospectus | Jun 4, 2021 | — |
| F-10/A | Filing | Mar 16, 2021 | — |
| F-X | Form f-x | Mar 5, 2021 | — |
| F-10 | Filing | Mar 4, 2021 | — |
| F-10/A | Filing | Oct 27, 2020 | — |
| F-10/A | Filing | Oct 16, 2020 | — |
| F-10/A | Filing | Sep 18, 2020 | — |
| S-8 | Employee stock plan registration | Sep 18, 2020 | — |
| F-10/A | Form f-10/a | Feb 20, 2019 | — |
| F-X | Filing | Nov 27, 2018 | — |
| F-10 | Form f-10 | Nov 26, 2018 | — |
| S-8 | Employee stock plan registration | May 31, 2016 | — |
| POS AM | Filing | Apr 28, 2016 | — |
| POS AM | Filing | Apr 22, 2016 | — |
| F-4 POS | Filing | Mar 28, 2016 | — |
| F-4/A | Form f-4/a | Feb 16, 2016 | — |
| F-4/A | Form f-4/a | Feb 10, 2016 | — |
| F-4/A | Form f-4/a | Dec 28, 2015 | — |
| F-4 | Filing | Oct 20, 2015 | — |
| F-10/A | Filing | Aug 6, 2015 | — |
| F-X | Filing | Jul 27, 2015 | — |
| F-10 | Filing | Jul 24, 2015 | — |
| F-10/A | Form f-10/a | Jun 20, 2013 | — |
| F-X | Form f-x | Mar 11, 2013 | — |
| F-10 | Form f-10 | Mar 11, 2013 | — |
| F-10/A | Form f-10/a | Jan 3, 2012 | — |
| F-X | Form f-x | Dec 22, 2011 | — |
| F-10 | Form 10 | Dec 22, 2011 | — |
| S-8 | Employee stock plan registration | Aug 13, 2010 | — |
| S-8 | Employee stock plan registration | Mar 31, 2010 | — |
| F-10/A | Amendment no. 1 to form f-10 | Jul 29, 2009 | — |
| F-X | Filing | Jul 20, 2009 | — |
| F-10 | Filing | Jul 20, 2009 | — |
| F-10/A | Filing | Aug 14, 2008 | — |
| F-10/A | Filing | Aug 5, 2008 | — |
| F-X | Filing | Jul 22, 2008 | — |
| F-10 | Filing | Jul 22, 2008 | — |
Showing 49 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Engines & Turbines (SIC 3510)
- Listed as
- AETR (Nasdaq), WPRT (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- Alberta, Canada
- Headquarters
- Vancouver
- SEC filer status
- Non-accelerated filer
- SEC CIK
- 1370416
- Former names
- WESTPORT FUEL SYSTEMS INC. (until Oct 16, 2026); WESTPORT INNOVATIONS INC (until Jun 1, 2016)
Other Engines & Turbines companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.