Powell Industries Inc SEC filings POWL
Powell Industries Inc has 1,002 filings in SEC EDGAR's recent list, going back to Mar 9, 2006. Its latest annual report, Form 10-K, was filed on Nov 19, 2025 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 4, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (other events). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEF 14A | Proxy statement | Jan 6, 2026 | Feb 18, 2026 |
| DEFA14A | Additional proxy material | Jan 6, 2025 | — |
| DEF 14A | Proxy statement | Jan 6, 2025 | Feb 19, 2025 |
| PRE 14A | Preliminary proxy statement | Dec 23, 2024 | Feb 19, 2025 |
| DEF 14A | Proxy statement | Jan 5, 2024 | Feb 14, 2024 |
| DEF 14A | Proxy statement | Jan 6, 2023 | Feb 15, 2023 |
| DEF 14A | Proxy statement | Jan 6, 2022 | Feb 16, 2022 |
| DEF 14A | Proxy statement | Jan 6, 2021 | Feb 17, 2021 |
| DEFA14A | Additional proxy material | Jan 6, 2020 | — |
| DEF 14A | Proxy statement | Jan 6, 2020 | Feb 19, 2020 |
| DEFA14A | Additional proxy material | Jan 7, 2019 | — |
| DEF 14A | Proxy statement | Jan 7, 2019 | Feb 20, 2019 |
| DEFA14A | Additional proxy material | Jan 8, 2018 | — |
| DEF 14A | Proxy statement | Jan 8, 2018 | Feb 21, 2018 |
| DEFA14A | Additional proxy material | Jan 9, 2017 | — |
| DEF 14A | Proxy statement | Jan 9, 2017 | Feb 22, 2017 |
| DEFA14A | Additional proxy material | Jan 6, 2016 | — |
| DEF 14A | Proxy statement | Jan 6, 2016 | Feb 24, 2016 |
| DEFA14A | Additional proxy material | Jan 7, 2015 | — |
| DEF 14A | Proxy statement | Jan 7, 2015 | Feb 25, 2015 |
| DEFA14A | Additional proxy material | Jan 8, 2014 | — |
| DEF 14A | Proxy statement | Jan 8, 2014 | Feb 26, 2014 |
| DEF 14A | Proxy statement | Jan 9, 2013 | Feb 20, 2013 |
| DEF 14A | Proxy statement | Jan 11, 2012 | Feb 29, 2012 |
| DEF 14A | Proxy statement | Jan 10, 2011 | Feb 23, 2011 |
| DEF 14A | Proxy statement | Jan 11, 2010 | Feb 26, 2010 |
| DEF 14A | Proxy statement | Jan 15, 2009 | Feb 27, 2009 |
| DEF 14A | Proxy statement | Jan 14, 2008 | Feb 29, 2008 |
| DEF 14A | Proxy statement | Jan 12, 2007 | Feb 23, 2007 |
Showing 29 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
- Switchgear & Switchboard Apparatus (SIC 3613)
- Listed as
- POWL (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- NV
- Headquarters
- Houston, TX
- SEC filer status
- Large accelerated filer
- SEC CIK
- 80420
Other Switchgear & Switchboard Apparatus companies
- Littelfuse Inc /DE LFUS
- Abb Ltd ABBNY
Source: SEC EDGAR filings. This is company-reported data, not investment advice.