Perma-Pipe International Holdings, Inc. — SC 13G/A Filings
81 SC 13G/A filings on record
This page lists all SC 13G/A filings submitted to the SEC by Perma-Pipe International Holdings, Inc. (PPIH), sorted by most recent first. Each row links to the full filing on EdgarLookup. Perma-Pipe International Holdings, Inc. has filed 81 SC 13G/A documents with the SEC since 1996. To view all SEC filings by Perma-Pipe International Holdings, Inc., see the full filings list.
All
10-12B
10-K
10-K/A
10-K405
10-Q
10-Q/A
144
144/A
3
4
4/A
424B2
424B5
8-A12B
8-A12G
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFM14A
DEFR14A
EFFECT
NO ACT
NT 10-K
NT 10-Q
PRE 14A
PREM14A
S-3
S-3/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-I
SC TO-I/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13G/A | SEC SCHEDULE 13G | 0000354204-24-003282 | Feb 9, 2024 | — |
| SC 13G/A | SEC SCHEDULE 13G | 0000354204-23-001663 | Feb 10, 2023 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-22-018321 | Feb 10, 2022 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-22-018320 | Feb 10, 2022 | — |
| SC 13G/A | SEC SCHEDULE 13G | 0000354204-22-001846 | Feb 8, 2022 | — |
| SC 13G/A | SEC SCHEDULE 13G | 0000354204-21-000523 | Feb 16, 2021 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-21-018854 | Feb 10, 2021 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-21-013436 | Feb 8, 2021 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001058854-20-000004 | Feb 14, 2020 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-20-001233 | Feb 12, 2020 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001058854-19-000022 | Feb 14, 2019 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-19-001227 | Feb 8, 2019 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-18-001231 | Feb 9, 2018 | — |
| SC 13G/A | — | 0000897069-17-000109 | Feb 14, 2017 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-17-001061 | Feb 9, 2017 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-16-002915 | Feb 9, 2016 | — |
| SC 13G/A | — | 0000897069-16-000623 | Feb 4, 2016 | — |
| SC 13G/A | — | 0001456726-15-000006 | Feb 18, 2015 | — |
| SC 13G/A | — | 0000897069-15-000149 | Feb 13, 2015 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-15-000850 | Feb 5, 2015 | — |
| SC 13G/A | — | 0001130381-14-000001 | Feb 18, 2014 | — |
| SC 13G/A | — | 0000897069-14-000133 | Feb 14, 2014 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001167674-14-000807 | Feb 10, 2014 | — |
| SC 13G/A | 13G AMENDMENT | 0000009015-14-000003 | Feb 5, 2014 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001144204-13-065997 | Dec 6, 2013 | — |
| SC 13G/A | — | 0001130381-13-000004 | Feb 15, 2013 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001167674-13-000274 | Feb 11, 2013 | — |
| SC 13G/A | — | 0000897069-13-000116 | Feb 11, 2013 | — |
| SC 13G/A | — | 0000937394-13-000046 | Feb 7, 2013 | — |
| SC 13G/A | SC 13G/A MFRI, INC. | 0001130381-12-000005 | Feb 15, 2012 | — |
| SC 13G/A | — | 0000897069-12-000190 | Feb 14, 2012 | — |
| SC 13G/A | SCHEDULE 13G/A | 0000354204-12-001004 | Feb 14, 2012 | — |
| SC 13G/A | — | 0000937394-12-000047 | Feb 10, 2012 | — |
| SC 13G/A | — | 0001130381-11-000007 | Feb 15, 2011 | — |
| SC 13G/A | MFRI, INC. | 0000902664-11-000382 | Feb 14, 2011 | — |
| SC 13G/A | SCHEDULE 13G | 0000354204-11-000953 | Feb 11, 2011 | — |
| SC 13G/A | — | 0000009015-11-000007 | Feb 10, 2011 | — |
| SC 13G/A | — | 0000937394-11-000049 | Feb 10, 2011 | — |
| SC 13G/A | — | 0000897069-11-000175 | Feb 8, 2011 | — |
| SC 13G/A | — | 0001130381-10-000002 | Feb 17, 2010 | — |
| SC 13G/A | MFRI, INC. | 0000902664-10-000650 | Feb 12, 2010 | — |
| SC 13G/A | — | 0000009015-10-000008 | Feb 12, 2010 | — |
| SC 13G/A | 13G FILING | 0000937394-10-000046 | Feb 10, 2010 | — |
| SC 13G/A | — | 0000919574-10-000550 | Feb 4, 2010 | — |
| SC 13G/A | — | 0000009015-09-000152 | Jun 3, 2009 | — |
| SC 13G/A | 13G FILING | 0000937394-09-000091 | May 8, 2009 | — |
| SC 13G/A | — | 0001130381-09-000002 | Feb 18, 2009 | — |
| SC 13G/A | — | 0000009015-09-000039 | Feb 13, 2009 | — |
| SC 13G/A | MFRI, INC. | 0000902664-09-000644 | Feb 12, 2009 | — |
| SC 13G/A | — | 0001447387-08-000009 | Dec 2, 2008 | — |