Perma-Pipe International Holdings, Inc. SEC filings PPIH
Perma-Pipe International Holdings, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to May 27, 1999. Its latest annual report, Form 10-K, was filed on Apr 16, 2026 for the period ended Jan 31, 2026. The latest quarterly report (Form 10-Q) was filed on Sep 9, 2026, covering the quarter ended Jul 31, 2026. The most recent current report (Form 8-K) was filed on Sep 9, 2026 (results of operations). The company's fiscal year ends on January 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| EFFECT | Filing | Jun 26, 2026 | — |
| CORRESP | Letter to the SEC | Jun 22, 2026 | — |
| UPLOAD | Letter from the SEC | Jun 15, 2026 | — |
| DEFR14A | Form defr14a | May 15, 2025 | — |
| NT 10-Q | Form nt 10-q | Dec 17, 2024 | Oct 31, 2024 |
| DEFR14A | Form defr14a | Jul 2, 2024 | — |
| EFFECT | Filing | May 20, 2022 | — |
| CORRESP | Letter to the SEC | May 18, 2022 | — |
| UPLOAD | Letter from the SEC | May 17, 2022 | — |
| NT 10-Q | Form nt 10-q | Dec 16, 2020 | Oct 31, 2020 |
| EFFECT | Filing | May 14, 2019 | — |
| NT 10-Q | Nt 10-q late filing 7-31-17 | Sep 15, 2017 | Jul 31, 2017 |
| NT 10-Q | Nt 10-q july 2015 | Sep 14, 2015 | Jul 31, 2015 |
| NT 10-K | Filing | May 1, 2013 | Jan 31, 2013 |
| NT 10-Q | Filing | Sep 14, 2012 | Jul 31, 2012 |
| NT 10-K | Form 12b-25 | May 1, 2012 | Jan 31, 2012 |
| UPLOAD | Letter from the SEC | Feb 2, 2012 | — |
| CORRESP | Letter to the SEC | Jan 13, 2012 | — |
| UPLOAD | Letter from the SEC | Dec 29, 2011 | — |
| 8-A12B | Filing | Sep 17, 2009 | — |
| NO ACT | Auto-generated paper document | Apr 17, 2009 | Apr 2, 2009 |
| UPLOAD | Letter from the SEC | Mar 10, 2009 | — |
| CORRESP | Letter to the SEC | Mar 4, 2009 | — |
| CORRESP | Letter to the SEC | Feb 18, 2009 | — |
| UPLOAD | Letter from the SEC | Feb 3, 2009 | — |
| CORRESP | Letter to the SEC | Jan 16, 2009 | — |
| CORRESP | Letter to the SEC | Jan 9, 2009 | — |
| UPLOAD | Letter from the SEC | Dec 23, 2008 | — |
| NT 10-K | Filing | Apr 15, 2008 | Jan 31, 2008 |
| EFFECT | Filing | Jan 4, 2007 | — |
| NT 10-K | Mfri, inc. form 12b-25 | May 1, 2006 | Jan 31, 2006 |
| UPLOAD | Letter from the SEC | May 1, 2006 | — |
| CORRESP | Letter to the SEC | Apr 4, 2006 | — |
| UPLOAD | Letter from the SEC | Mar 21, 2006 | — |
| CORRESP | Letter to the SEC | Mar 10, 2006 | — |
| UPLOAD | Letter from the SEC | Feb 13, 2006 | — |
| CORRESP | Letter to the SEC | Feb 7, 2006 | — |
| UPLOAD | Letter from the SEC | Jan 24, 2006 | — |
| 10-12B | Mfri form 12b-25 | Jun 15, 2005 | — |
| DEFR14A | Amdmt to a def sch 14a proxy stmt filing | Jun 29, 2004 | — |
| NT 10-K | Notification of late filing form 12b-25 | May 3, 2004 | Jan 31, 2004 |
| NT 10-Q | 04/30/03 10-q extension | Jun 16, 2003 | Apr 30, 2003 |
| NT 10-K | Mfri late filing notification | May 2, 2003 | Jan 31, 2003 |
| SC TO-I/A | Mfri sched to amend 4 | Jun 27, 2001 | — |
| SC TO-I/A | Mfri schedule to #3 | Jun 19, 2001 | — |
| SC TO-I/A | Sched to amend 2 | Jun 15, 2001 | — |
| SC TO-I/A | Filing | Jun 12, 2001 | — |
| SC TO-I | Filing | May 25, 2001 | — |
| 10-K405 | Form 10-k | May 1, 2000 | Jan 31, 2000 |
| 8-A12G | Filing | Sep 24, 1999 | — |
Showing 50 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
- Industrial & Commercial Fans & Blowers & Air Purifing Equip (SIC 3564)
- Listed as
- PPIH (Nasdaq)
- Fiscal year ends
- January 31
- Incorporated in
- DE
- Headquarters
- The Woodlands, TX
- SEC filer status
- Accelerated filer, Smaller reporting company
- SEC CIK
- 914122
- Former names
- MFRI INC (until Mar 20, 2017)
Other Industrial & Commercial Fans & Blowers & Air Purifing Equip companies
- Madison Air Solutions Corp MAIR
- DONALDSON Co INC DCI
- Ceco Environmental Corp CECO
- Fuel Tech, Inc. FTEK
- Kronos Advanced Technologies Inc KNOS
All 6 Industrial & Commercial Fans & Blowers & Air Purifing Equip companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.