Acorn Energy, Inc. SEC filings ACFN
Acorn Energy, Inc. has 1,002 filings in SEC EDGAR's recent list, going back to Jun 26, 2003. Its latest annual report, Form 10-K, was filed on Mar 5, 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 |
|---|---|---|---|
| 424B1 | Filing | Jun 6, 2019 | — |
| S-1/A | Amended registration statement | Jun 4, 2019 | — |
| S-1 | Registration statement | May 3, 2019 | — |
| 424B3 | Prospectus | Nov 25, 2014 | — |
| S-3 | Shelf registration | Nov 19, 2014 | — |
| 424B5 | Prospectus supplement | Oct 11, 2013 | — |
| 424B5 | Prospectus supplement | Oct 7, 2013 | — |
| 424B2 | Prospectus | Aug 15, 2012 | — |
| 424B3 | Prospectus | Oct 6, 2011 | — |
| 424B5 | Prospectus supplement | Dec 21, 2010 | — |
| S-3/A | Filing | Oct 25, 2010 | — |
| S-3/A | Filing | Oct 15, 2010 | — |
| S-8 | Employee stock plan registration | Sep 16, 2010 | — |
| S-3 | Shelf registration | Sep 16, 2010 | — |
| 424B5 | Prospectus supplement | Mar 9, 2010 | — |
| S-3MEF | Filing | Mar 8, 2010 | — |
| 424B3 | Prospectus | Sep 22, 2009 | — |
| S-3/A | Filing | Sep 10, 2009 | — |
| S-3 | Shelf registration | Aug 13, 2009 | — |
| POS AM | Filing | Mar 30, 2009 | — |
| POS AM | Filing | Mar 30, 2009 | — |
| S-8 | Employee stock plan registration | Mar 30, 2009 | — |
| POS AM | Filing | Mar 20, 2009 | — |
| POS AM | Filing | Mar 20, 2009 | — |
| POS AM | Filing | Mar 20, 2009 | — |
| S-1/A | Amended registration statement | Sep 25, 2007 | — |
| POS AM | Filing | Sep 18, 2007 | — |
| S-1/A | Amended registration statement | Sep 18, 2007 | — |
| S-1/A | Amended registration statement | Aug 9, 2007 | — |
| POS AM | Filing | Aug 9, 2007 | — |
| POS AM | Filing | Jun 1, 2007 | — |
| S-1 | Registration statement | May 31, 2007 | — |
| 424B3 | Prospectus | Apr 17, 2007 | — |
| S-8 | Employee stock plan registration | Feb 9, 2007 | — |
| 424B3 | Prospectus | Dec 22, 2006 | — |
| S-1/A | Amended registration statement | Nov 30, 2006 | — |
| S-1 | Registration statement | Oct 20, 2006 | — |
Showing 37 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
- Services-Engineering Services (SIC 8711)
- Listed as
- ACFN (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Wilmington, DE
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 880984
- Former names
- ACORN FACTOR, INC. (until Jan 4, 2008); DATA SYSTEMS & SOFTWARE INC (until Sep 6, 2006)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.