POWL - CIK 0000080420
POWELL INDUSTRIES INC has filed 1,177 documents with the SEC between 1995 and 2026. The most frequent type is insider trade (530 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Insider trade | 4 | 2007-12-07 | 2007-12-04 |
| Annual report | 10-K | 2007-12-07 | 2007-09-30 |
| Major company event | 8-K | 2007-12-06 | 2007-12-05 |
| Insider trade | 4 | 2007-10-09 | 2007-10-04 |
| Insider trade (amended) | 4/A | 2007-10-09 | 2007-09-28 |
| Insider trade | 4 | 2007-10-02 | 2007-09-28 |
| Insider trade | 4 | 2007-10-02 | 2007-09-28 |
| Insider trade | 4 | 2007-09-26 | 2007-09-24 |
| Insider trade | 4 | 2007-08-30 | 2007-08-28 |
| Insider trade | 4 | 2007-08-28 | 2007-08-24 |
| Major company event | 8-K | 2007-08-21 | 2007-08-08 |
| Quarterly report | 10-Q | 2007-08-09 | 2007-06-30 |
| Insider trade | 4 | 2007-07-23 | 2007-07-19 |
| Quarterly report (amended) | 10-Q/A | 2007-07-20 | 2006-07-31 |
| Quarterly report (amended) | 10-Q/A | 2007-07-20 | 2006-04-30 |
| Quarterly report (amended) | 10-Q/A | 2007-07-20 | 2006-01-31 |
| SEC correspondence | UPLOAD | 2007-07-11 | - |
| Insider trade | 4 | 2007-06-29 | 2006-06-09 |
| Insider trade | 4 | 2007-06-29 | 2006-06-09 |
| Insider trade | 4 | 2007-06-29 | 2006-06-09 |
| Insider trade | 4 | 2007-06-29 | 2006-06-09 |
| Insider trade | 4 | 2007-06-29 | 2006-06-09 |
| Insider trade | 4 | 2007-06-29 | 2007-06-21 |
| Insider trade | 4 | 2007-06-14 | 2007-06-12 |
| Major company event | 8-K | 2007-05-31 | 2007-05-30 |
| Quarterly report | 10-Q | 2007-05-24 | 2007-03-31 |
| Quarterly report (amended) | 10-Q/A | 2007-05-23 | 2006-12-31 |
| 10-KT/A | - | 2007-05-23 | 2006-09-30 |
| Major company event | 8-K | 2007-05-21 | 2007-05-15 |
| NT 10-Q | - | 2007-05-11 | 2007-03-31 |
| Major company event | 8-K | 2007-04-16 | 2007-04-13 |
| Insider trade | 4 | 2007-04-09 | 2007-04-05 |
| Company correspondence | CORRESP | 2007-03-05 | - |
| Major company event | 8-K | 2007-03-01 | 2007-02-23 |
| Insider trade | 4 | 2007-02-27 | 2007-02-23 |
| SEC correspondence | UPLOAD | 2007-02-20 | - |
| Insider trade | 4 | 2007-02-14 | 2006-06-09 |
| Passive ownership stake (update) | SC 13G/A | 2007-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2007-02-13 | - |
| Quarterly report | 10-Q | 2007-02-09 | 2006-12-31 |
| Passive ownership stake | SC 13G | 2007-02-08 | - |
| Major company event | 8-K | 2007-02-08 | 2007-02-07 |
| Insider trade | 4 | 2007-01-29 | 2007-01-25 |
| Passive ownership stake (update) | SC 13G/A | 2007-01-24 | - |
| Passive ownership stake (update) | SC 13G/A | 2007-01-12 | - |
| Proxy statement | DEF 14A | 2007-01-12 | 2007-02-23 |
| Insider trade | 4 | 2007-01-03 | 2006-12-29 |
| Insider trade | 4 | 2006-12-21 | 2006-12-19 |
| Insider trade | 4 | 2006-12-20 | 2006-12-15 |
| Insider trade | 4 | 2006-12-18 | 2006-12-14 |