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 |
|---|---|---|---|
| 8-K |
Current report
Other events
|
Nov 4, 2026 | Nov 3, 2026 |
| 10-Q | Quarterly report | Aug 4, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 3, 2026 | Aug 3, 2026 |
| 8-K |
Current report
Officer or director change
|
Jul 6, 2026 | Jul 1, 2026 |
| SD | Specialized disclosure (conflict minerals) | May 26, 2026 | — |
| 10-Q | Quarterly report | May 5, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Other events
|
May 5, 2026 | May 5, 2026 |
| 8-K |
Current report
Results of operations
|
May 4, 2026 | May 4, 2026 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Mar 31, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Feb 18, 2026 | Feb 18, 2026 |
| 10-Q | Quarterly report | Feb 4, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 3, 2026 | Feb 3, 2026 |
| 8-K |
Current report
Officer or director change
|
Jan 6, 2026 | Jan 2, 2026 |
| DEF 14A | Proxy statement | Jan 6, 2026 | Feb 18, 2026 |
| 10-K | Annual report | Nov 19, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 18, 2025 | Nov 18, 2025 |
| 8-K |
Current report
Other events
|
Nov 4, 2025 | Nov 4, 2025 |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 5, 2025 | Aug 5, 2025 |
| 8-K |
Current report
Officer or director change
|
Jul 22, 2025 | Jul 18, 2025 |
| SD | Specialized disclosure (conflict minerals) | May 22, 2025 | — |
| 10-Q | Quarterly report | May 7, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
May 6, 2025 | May 6, 2025 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change
|
Feb 24, 2025 | Feb 19, 2025 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Feb 19, 2025 | Feb 19, 2025 |
| 10-Q | Quarterly report | Feb 7, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 6, 2025 | Feb 6, 2025 |
| 8-K |
Current report
Other events
|
Feb 4, 2025 | Feb 4, 2025 |
| ARS | Annual report to shareholders | Jan 6, 2025 | Sep 30, 2024 |
| 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 |
| 10-K | Annual report | Nov 20, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 19, 2024 | Nov 19, 2024 |
| 8-K |
Current report
Other events
|
Nov 5, 2024 | Nov 5, 2024 |
| 10-Q | Quarterly report | Jul 31, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Jul 30, 2024 | Jul 30, 2024 |
| SD | Specialized disclosure (conflict minerals) | May 28, 2024 | — |
| 10-Q | Quarterly report | May 1, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 30, 2024 | Apr 30, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Feb 15, 2024 | Feb 13, 2024 |
| 10-Q | Quarterly report | Jan 31, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
Jan 30, 2024 | Jan 30, 2024 |
| 8-K |
Current report
Officer or director change
|
Jan 8, 2024 | Jan 5, 2024 |
| DEF 14A | Proxy statement | Jan 5, 2024 | Feb 14, 2024 |
| 10-K | Annual report | Dec 6, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Dec 5, 2023 | Dec 5, 2023 |
| 8-K |
Current report
Other events
|
Nov 3, 2023 | Oct 31, 2023 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 11, 2023 | Oct 4, 2023 |
| 10-Q | Quarterly report | Aug 2, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 1, 2023 | Aug 1, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 25, 2023 | — |
| S-8 | Employee stock plan registration | May 19, 2023 | — |
| 8-K/A |
Amended current report
Shareholder vote results
|
May 19, 2023 | Feb 15, 2023 |
| 10-Q | Quarterly report | May 3, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
May 3, 2023 | May 2, 2023 |
| UPLOAD | Letter from the SEC | Apr 10, 2023 | — |
| 8-K |
Current report
Material agreement, New debt
|
Apr 6, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Officer or director change
|
Apr 5, 2023 | Apr 5, 2023 |
| CORRESP | Letter to the SEC | Mar 30, 2023 | — |
| CORRESP | Letter to the SEC | Mar 20, 2023 | — |
| UPLOAD | Letter from the SEC | Mar 17, 2023 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Feb 16, 2023 | Feb 15, 2023 |
| S-8 | Employee stock plan registration | Feb 9, 2023 | — |
| 10-Q | Quarterly report | Feb 1, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
Jan 31, 2023 | Jan 31, 2023 |
| DEF 14A | Proxy statement | Jan 6, 2023 | Feb 15, 2023 |
| 10-K | Annual report | Dec 6, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Dec 5, 2022 | Dec 5, 2022 |
| 10-Q | Quarterly report | Aug 3, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 2, 2022 | Aug 2, 2022 |
| SD | Specialized disclosure (conflict minerals) | May 27, 2022 | — |
| 8-K |
Current report
Officer or director change
|
May 13, 2022 | May 10, 2022 |
| 10-Q | Quarterly report | May 4, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 3, 2022 | May 3, 2022 |
| 8-K |
Current report
Other events
|
May 3, 2022 | May 3, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Feb 17, 2022 | Feb 16, 2022 |
| 10-Q | Quarterly report | Feb 9, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 8, 2022 | Feb 8, 2022 |
| 8-K |
Current report
Other events
|
Feb 1, 2022 | Feb 1, 2022 |
| DEF 14A | Proxy statement | Jan 6, 2022 | Feb 16, 2022 |
| 10-K | Annual report | Dec 8, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Dec 7, 2021 | Dec 7, 2021 |
| 10-Q | Quarterly report | Aug 4, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 3, 2021 | Aug 3, 2021 |
| SD | Specialized disclosure (conflict minerals) | May 20, 2021 | — |
| 10-Q | Quarterly report | May 5, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations, Other events
|
May 4, 2021 | May 4, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Mar 16, 2021 | Mar 12, 2021 |
| 8-K |
Current report
Officer or director change, Other events
|
Mar 5, 2021 | Mar 1, 2021 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Feb 26, 2021 | Feb 26, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Feb 18, 2021 | Feb 17, 2021 |
| 10-Q | Quarterly report | Feb 3, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 2, 2021 | Feb 2, 2021 |
| DEF 14A | Proxy statement | Jan 6, 2021 | Feb 17, 2021 |
| 10-K | Annual report | Dec 9, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations
|
Dec 8, 2020 | Dec 8, 2020 |
| 8-K |
Current report
Other events
|
Nov 12, 2020 | Nov 3, 2020 |
| 10-Q | Quarterly report | Aug 5, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 4, 2020 | Aug 4, 2020 |
| SD | Specialized disclosure (conflict minerals) | May 26, 2020 | — |
| 10-Q | Quarterly report | May 6, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
May 5, 2020 | May 5, 2020 |
| UPLOAD | Letter from the SEC | Mar 23, 2020 | — |
| CORRESP | Letter to the SEC | Mar 18, 2020 | — |
| CORRESP | Letter to the SEC | Mar 2, 2020 | — |
| UPLOAD | Letter from the SEC | Feb 26, 2020 | — |
| 8-K |
Current report
Shareholder vote results
|
Feb 21, 2020 | Feb 21, 2020 |
| 10-Q | Quarterly report | Feb 5, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 4, 2020 | Feb 4, 2020 |
| DEFA14A | Additional proxy material | Jan 6, 2020 | — |
| DEF 14A | Proxy statement | Jan 6, 2020 | Feb 19, 2020 |
| 10-K | Annual report | Dec 5, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Dec 4, 2019 | Dec 4, 2019 |
| 8-K |
Current report
Other events
|
Nov 8, 2019 | Nov 7, 2019 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 3, 2019 | Oct 3, 2019 |
| 8-K |
Current report
Other events
|
Sep 24, 2019 | Sep 23, 2019 |
| 10-Q | Quarterly report | Aug 7, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 6, 2019 | Aug 6, 2019 |
| SD | Specialized disclosure (conflict minerals) | May 29, 2019 | — |
| 8-K |
Current report
Officer or director change
|
May 8, 2019 | May 8, 2019 |
| 10-Q | Quarterly report | May 8, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations, Other events
|
May 7, 2019 | May 7, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Feb 22, 2019 | Feb 20, 2019 |
| 10-Q | Quarterly report | Feb 6, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 5, 2019 | Feb 5, 2019 |
| DEFA14A | Additional proxy material | Jan 7, 2019 | — |
| DEF 14A | Proxy statement | Jan 7, 2019 | Feb 20, 2019 |
| 8-K |
Current report
Officer or director change
|
Dec 21, 2018 | Dec 21, 2018 |
| 10-K | Annual report | Dec 12, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Results of operations
|
Dec 12, 2018 | Dec 11, 2018 |
| 8-K |
Current report
Other events
|
Nov 5, 2018 | Nov 5, 2018 |
| 8-K |
Current report
Officer or director change, Other events
|
Nov 1, 2018 | Oct 31, 2018 |
| 8-K |
Current report
Officer or director change
|
Oct 1, 2018 | Oct 1, 2018 |
| 10-Q | Quarterly report | Aug 8, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 7, 2018 | Aug 7, 2018 |
| SD | Specialized disclosure (conflict minerals) | May 30, 2018 | — |
| 8-K |
Current report
Officer or director change, Other events
|
May 15, 2018 | May 11, 2018 |
| 10-Q | Quarterly report | May 9, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Results of operations, Other events
|
May 9, 2018 | May 8, 2018 |
| 8-K |
Current report
Shareholder vote results
|
Feb 22, 2018 | Feb 22, 2018 |
| 10-Q | Quarterly report | Feb 7, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 6, 2018 | Feb 6, 2018 |
| DEFA14A | Additional proxy material | Jan 8, 2018 | — |
| DEF 14A | Proxy statement | Jan 8, 2018 | Feb 21, 2018 |
| 8-K |
Current report
Officer or director change
|
Dec 27, 2017 | Dec 20, 2017 |
| 10-K | Annual report | Dec 6, 2017 | Sep 30, 2017 |
| 8-K |
Current report
Results of operations
|
Dec 5, 2017 | Dec 5, 2017 |
| 8-K |
Current report
Other events
|
Nov 8, 2017 | Nov 8, 2017 |
| 8-K |
Current report
Officer or director change
|
Nov 3, 2017 | Oct 31, 2017 |
| 10-Q | Quarterly report | Aug 9, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 9, 2017 | Aug 8, 2017 |
| 8-K |
Current report
Material agreement
|
Jun 30, 2017 | Jun 27, 2017 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2017 | — |
| 10-Q | Quarterly report | May 3, 2017 | Mar 31, 2017 |
| 8-K |
Current report
Results of operations, Other events
|
May 3, 2017 | May 2, 2017 |
| 8-K |
Current report
Shareholder vote results
|
Feb 23, 2017 | Feb 23, 2017 |
| 10-Q | Quarterly report | Feb 8, 2017 | Dec 31, 2016 |
| 8-K/A |
Amended current report
Results of operations
|
Feb 8, 2017 | Feb 7, 2017 |
| 8-K |
Current report
Acquisition or sale of assets, Other events
|
Feb 7, 2017 | Feb 7, 2017 |
| DEFA14A | Additional proxy material | Jan 9, 2017 | — |
| DEF 14A | Proxy statement | Jan 9, 2017 | Feb 22, 2017 |
| 10-K | Annual report | Dec 7, 2016 | Sep 30, 2016 |
| 8-K |
Current report
Results of operations
|
Dec 7, 2016 | Dec 6, 2016 |
| 8-K |
Current report
Other events
|
Nov 1, 2016 | Nov 1, 2016 |
| 8-K |
Current report
Officer or director change, Other events
|
Sep 30, 2016 | Sep 27, 2016 |
| 10-Q | Quarterly report | Aug 3, 2016 | Jun 30, 2016 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 3, 2016 | Aug 2, 2016 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2016 | — |
| 10-Q | Quarterly report | May 4, 2016 | Mar 31, 2016 |
| 8-K |
Current report
Results of operations, Other events
|
May 4, 2016 | May 3, 2016 |
| 8-K |
Current report
Shareholder vote results
|
Feb 25, 2016 | Feb 24, 2016 |
| 10-Q | Quarterly report | Feb 3, 2016 | Dec 31, 2015 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 3, 2016 | Feb 2, 2016 |
| DEFA14A | Additional proxy material | Jan 6, 2016 | — |
| DEF 14A | Proxy statement | Jan 6, 2016 | Feb 24, 2016 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 31, 2015 | Dec 24, 2015 |
| 10-K | Annual report | Dec 2, 2015 | Sep 30, 2015 |
| 8-K |
Current report
Results of operations
|
Dec 2, 2015 | Dec 1, 2015 |
| 8-K |
Current report
Other events
|
Nov 5, 2015 | Nov 2, 2015 |
| 8-K |
Current report
Officer or director change
|
Sep 25, 2015 | Sep 21, 2015 |
| 10-Q | Quarterly report | Aug 5, 2015 | Jun 30, 2015 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 5, 2015 | Aug 4, 2015 |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2015 | — |
| 8-K |
Current report
Results of operations, Other events
|
May 6, 2015 | May 5, 2015 |
| 10-Q | Quarterly report | May 6, 2015 | Mar 31, 2015 |
| 8-K |
Current report
Officer or director change
|
Mar 6, 2015 | Mar 2, 2015 |
| 8-K |
Current report
Shareholder vote results
|
Mar 2, 2015 | Feb 25, 2015 |
| 10-Q | Quarterly report | Feb 4, 2015 | Dec 31, 2014 |
| 8-K |
Current report
Results of operations, Other events
|
Feb 3, 2015 | Feb 3, 2015 |
| DEFA14A | Additional proxy material | Jan 7, 2015 | — |
| DEF 14A | Proxy statement | Jan 7, 2015 | Feb 25, 2015 |
| 8-K |
Current report
Other events
|
Dec 18, 2014 | Dec 18, 2014 |
| 10-K | Annual report | Dec 3, 2014 | Sep 30, 2014 |
| 8-K |
Current report
Results of operations
|
Dec 3, 2014 | Dec 2, 2014 |
| 8-K |
Current report
Other events
|
Nov 5, 2014 | Nov 5, 2014 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 26, 2014 | Sep 25, 2014 |
| 10-Q | Quarterly report | Aug 6, 2014 | Jun 30, 2014 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 5, 2014 | Aug 4, 2014 |
| SD | Specialized disclosure (conflict minerals) | Jun 2, 2014 | — |
Showing 200 filings, the most recent 200. 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.