NWPX Infrastructure, Inc. — SC 13G/A Filings
125 SC 13G/A filings on record
This page lists all SC 13G/A 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 125 SC 13G/A 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/A | — | 0000932471-24-001186 | Nov 12, 2024 | — |
| SC 13G/A | — | 0000932471-24-000598 | Nov 4, 2024 | — |
| SC 13G/A | — | 0000906304-24-000116 | Oct 17, 2024 | — |
| SC 13G/A | — | 0000906304-24-000115 | Oct 17, 2024 | — |
| SC 13G/A | SEC SCHEDULE 13G | 0000354204-24-003269 | Feb 9, 2024 | — |
| SC 13G/A | — | 0000906304-24-000033 | Jan 24, 2024 | — |
| SC 13G/A | — | 0001086364-24-001692 | Jan 23, 2024 | — |
| SC 13G/A | — | 0001306550-23-009531 | Jul 7, 2023 | — |
| SC 13G/A | SEC SCHEDULE 13G | 0000354204-23-001654 | Feb 10, 2023 | — |
| SC 13G/A | — | 0001306550-23-003018 | Jan 24, 2023 | — |
| SC 13G/A | — | 0000906304-23-000038 | Jan 24, 2023 | — |
| SC 13G/A | SEC SCHEDULE 13G | 0000354204-22-001834 | Feb 8, 2022 | — |
| SC 13G/A | — | 0000834237-22-004526 | Feb 1, 2022 | — |
| SC 13G/A | — | 0000906304-22-000043 | Jan 25, 2022 | — |
| SC 13G/A | SEC SCHEDULE 13G | 0000354204-21-000502 | Feb 12, 2021 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-21-018753 | Feb 10, 2021 | — |
| SC 13G/A | — | 0000834237-21-004717 | Jan 29, 2021 | — |
| SC 13G/A | — | 0000906304-21-000001 | Jan 6, 2021 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-20-001191 | Feb 12, 2020 | — |
| SC 13G/A | — | 0000834237-20-005998 | Feb 5, 2020 | — |
| SC 13G/A | — | 0000906304-20-000051 | Jan 29, 2020 | — |
| SC 13G/A | SC 13G/A | 0001144204-19-007202 | Feb 13, 2019 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-19-001410 | Feb 8, 2019 | — |
| SC 13G/A | — | 0000215457-19-004988 | Feb 6, 2019 | — |
| SC 13G/A | — | 0000906304-19-000057 | Jan 16, 2019 | — |
| SC 13G/A | AMENDMENT NO. 2 TO SCHEDULE 13G | 0000892712-18-000330 | Jul 9, 2018 | — |
| SC 13G/A | SC 13G/A | 0001144204-18-007811 | Feb 13, 2018 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-18-001419 | Feb 9, 2018 | — |
| SC 13G/A | AMENDMENT NO. 1 TO SCHEDULE 13G | 0000892712-18-000051 | Feb 2, 2018 | — |
| SC 13G/A | — | 0000906304-18-000059 | Jan 23, 2018 | — |
| SC 13G/A | SC 13G/A | 0001144204-17-008693 | Feb 14, 2017 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-17-001073 | Feb 9, 2017 | — |
| SC 13G/A | — | 0000906304-17-000074 | Jan 11, 2017 | — |
| SC 13G/A | — | 0000215457-16-006461 | Jul 8, 2016 | — |
| SC 13G/A | SC 13G/A | 0001144204-16-082516 | Feb 16, 2016 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-16-002949 | Feb 9, 2016 | — |
| SC 13G/A | AMENDED SCHEDULE 13G | 0001445546-16-006792 | Feb 8, 2016 | — |
| SC 13G/A | — | 0000215457-16-003575 | Jan 27, 2016 | — |
| SC 13G/A | — | 0000906304-16-000414 | Jan 20, 2016 | — |
| SC 13G/A | — | 0000790502-15-000057 | Oct 13, 2015 | — |
| SC 13G/A | — | 0000906304-15-000286 | Aug 4, 2015 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001258897-15-000879 | Feb 5, 2015 | — |
| SC 13G/A | — | 0001086364-15-001363 | Jan 30, 2015 | — |
| SC 13G/A | AMENDED SCHEDULE 13G | 0001445546-15-000557 | Jan 26, 2015 | — |
| SC 13G/A | — | 0000906304-15-000130 | Jan 15, 2015 | — |
| SC 13G/A | NORTHWEST PIPE CO. | 0000790502-15-000032 | Jan 9, 2015 | — |
| SC 13G/A | — | 0000932471-14-003884 | Feb 12, 2014 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001167674-14-000968 | Feb 10, 2014 | — |
| SC 13G/A | — | 0001086364-14-001294 | Jan 30, 2014 | — |
| SC 13G/A | — | 0000790502-14-000007 | Jan 14, 2014 | — |