NWPX Infrastructure, Inc. — SC 13G Filings
40 SC 13G filings on record
This page lists all SC 13G filings submitted to the SEC by NWPX Infrastructure, Inc. (NWPX), sorted by most recent first. Each row links to the full filing on EdgarLookup. NWPX Infrastructure, Inc. has filed 40 SC 13G documents with the SEC since 2008. To view all SEC filings by NWPX Infrastructure, Inc., see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
144
15-12G
25
3
3/A
4
4/A
424B1
424B4
424B5
5
8-A12G
8-A12G/A
8-K
8-K/A
ARS
CORRESP
DEF 14A
EFFECT
FWP
NT 10-K
NT 10-Q
RW
S-1
S-1/A
S-3
S-3/A
S-8
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13G | SC 13G | 0001140361-24-046840 | Nov 14, 2024 | — |
| SC 13G | — | 0000834237-22-009764 | Jun 9, 2022 | — |
| SC 13G | SCHEDULE 13G | 0001104659-20-016500 | Feb 11, 2020 | — |
| SC 13G | — | 0000215457-18-004624 | Feb 1, 2018 | — |
| SC 13G | SCHEDULE 13G | 0000892712-17-000097 | Feb 2, 2017 | — |
| SC 13G | SC 13G | 0001144204-16-080066 | Feb 9, 2016 | — |
| SC 13G | SC 13G | 0001144204-15-009036 | Feb 13, 2015 | — |
| SC 13G | SCHEDULE 13G | 0001445546-14-000106 | Jan 8, 2014 | — |
| SC 13G | — | 0000932471-13-004237 | Feb 13, 2013 | — |
| SC 13G | — | 0001086364-11-004530 | Apr 13, 2011 | — |
| SC 13G | — | 0000906304-11-000181 | Jan 18, 2011 | — |
| SC 13G | SCHEDULE 13G HOLDINGS REPORT | 0001172661-09-000381 | Feb 17, 2009 | — |
| SC 13G | — | 0000790502-09-000014 | Jan 26, 2009 | — |
| SC 13G | 4.30.08 NORTHWEST PIPE 13G FILING | 0001160550-08-000040 | May 8, 2008 | — |
| SC 13G | SCHEDULE 13G | 0000893838-08-000022 | Feb 8, 2008 | — |
| SC 13G | — | 0000799004-06-000030 | Feb 10, 2006 | — |
| SC 13G | — | 0000950159-06-000204 | Feb 10, 2006 | — |
| SC 13G | — | 0000799004-05-000020 | Feb 4, 2005 | — |
| SC 13G | HAI_NWPX | 0000937394-05-000058 | Jan 19, 2005 | — |
| SC 13G | DOC ONE | 0000315066-03-001816 | Feb 14, 2003 | — |
| SC 13G | NORTHWEST PIPE COMPANY | 0000950135-03-000917 | Feb 12, 2003 | — |
| SC 13G | SCHEDULE 13G | 0000912057-02-014683 | Apr 11, 2002 | — |
| SC 13G | SCHEDULE 13G | 0001005477-01-001025 | Feb 14, 2001 | — |
| SC 13G | — | 0000902219-01-000154 | Feb 13, 2001 | — |
| SC 13G | — | 0001050456-01-500029 | Feb 12, 2001 | — |
| SC 13G | 2000 SCHEDULE 13G - NORTHWEST PIPE CO | 0000354204-01-001007 | Feb 2, 2001 | — |
| SC 13G | — | 0001050456-00-000002 | Feb 16, 2000 | — |
| SC 13G | NORTHWEST PIPE CO. | 0000950135-00-000906 | Feb 15, 2000 | — |
| SC 13G | SCHEDULE 13G | 0001005477-00-001203 | Feb 14, 2000 | — |
| SC 13G | 1999 SCHEDULE 13G - NORTHWEST PIPE CO | 0000354204-00-000919 | Feb 3, 2000 | — |
| SC 13G | SCHEDULE 13G | 0000799004-00-000016 | Jan 28, 2000 | — |
| SC 13G | SCHEDULE 13G | 0000892917-99-000018 | Feb 16, 1999 | — |
| SC 13G | SCHEDULE 13G | 0001005477-99-000530 | Feb 12, 1999 | — |
| SC 13G | — | 0000729057-99-000290 | Feb 1, 1999 | — |
| SC 13G | SCHEDULE 13G | 0000799004-98-000021 | Feb 12, 1998 | — |
| SC 13G | SCHEDULE 13G FOR NORTHWEST PIPE CO | 0000884589-98-000118 | Feb 10, 1998 | — |
| SC 13G | SCHEDULE 13G - NORTHWEST PIPE | 0000891020-97-000172 | Feb 13, 1997 | — |
| SC 13G | INITIAL FILING SCHEDULE 13G | 0000872323-97-000010 | Feb 11, 1997 | — |
| SC 13G | — | 0000813917-97-000030 | Feb 11, 1997 | — |
| SC 13G | SCHEDULE 13G FOR NORTHWEST PIPE CO | 0000884589-97-000091 | Feb 10, 1997 | — |