FILINGS
| NWPX 0001001385 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2011-01-18 | SC 13G | View Document | |
| 2011-01-10 | 8-K | FORM 8-K | View Document |
| 2011-01-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-12-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-12-28 | 8-K | FORM 8-K | View Document |
| 2010-12-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-12-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-12-21 | UPLOAD | View Document | |
| 2010-11-24 | 8-K | FORM 8-K | View Document |
| 2010-11-22 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
| 2010-11-17 | 8-K | FORM 8-K | View Document |
| 2010-11-15 | 10-Q | FORM 10-Q | View Document |
| 2010-11-10 | NT 10-Q | NOTIFICATION OF LATE FILING | View Document |
| 2010-11-04 | 10-Q | FORM 10-Q | View Document |
| 2010-11-04 | 10-Q | FORM 10-Q | View Document |
| 2010-11-04 | 10-K | FORM 10-K | View Document |
| 2010-11-04 | 10-Q | FORM 10-Q | View Document |
| 2010-10-27 | 8-K | FORM 8-K | View Document |
| 2010-10-22 | 8-K | FORM 8-K | View Document |
| 2010-10-08 | 8-K | FORM 8-K | View Document |
| 2010-10-05 | 8-K | FORM 8-K | View Document |
| 2010-09-13 | 8-K | FORM 8-K | View Document |
| 2010-09-01 | 8-K | FORM 8-K | View Document |
| 2010-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-08-17 | 8-K | FORM 8-K | View Document |
| 2010-08-10 | NT 10-Q | FORM 12B-25 | View Document |
| 2010-08-05 | 8-K | FORM 8-K | View Document |
| 2010-07-30 | 8-K | FORM 8-K | View Document |
| 2010-07-29 | 8-K | FORM 8-K | View Document |
| 2010-06-28 | 8-K | FORM 8-K | View Document |
| 2010-06-24 | 8-K | FORM 8-K | View Document |
| 2010-05-26 | 8-K | FORM 8-K | View Document |
| 2010-05-18 | 8-K | FORM 8-K | View Document |
| 2010-05-11 | NT 10-Q | NOTIFICATION OF LATE FILING | View Document |
| 2010-05-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-05-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-05-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-04-26 | 8-K | FORM 8-K | View Document |
| 2010-04-20 | 8-K | FORM 8-K | View Document |
| 2010-04-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-04-02 | 8-K | FORM 8-K | View Document |
| 2010-03-23 | 8-K | FORM 8-K | View Document |
| 2010-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-03-16 | 8-K | FORM 8-K | View Document |
| 2010-03-16 | NT 10-K | NOTIFICATION OF LATE FILING | View Document |
| 2010-02-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-02-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-02-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-02-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-02-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-02-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-02-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-02-19 | 8-K | FORM 8-K | View Document |
| 2010-02-16 | SC 13G/A | ANNUAL 13G | View Document |
| 2010-02-16 | SC 13G/A | SCHEDULE 13G HOLDINGS REPORT AMENDMENT | View Document |
| 2010-02-12 | SC 13G/A | NORTHWEST PIPE COMPANY 13G | View Document |
| 2010-02-08 | SC 13G/A | SCHEDULE 13G | View Document |
| 2010-01-26 | SC 13G/A | View Document | |
| 2009-11-18 | 8-K | FORM 8-K | View Document |
| 2009-11-12 | 8-K | FORM 8-K | View Document |
| 2009-11-12 | NT 10-Q | NOTIFICATION OF LATE FILING | View Document |
| 2009-11-03 | CORRESP | View Document | |
| 2009-09-29 | UPLOAD | View Document | |
| 2009-09-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-08-28 | CORRESP | View Document | |
| 2009-08-28 | 8-K/A | FORM 8-K/A | View Document |
| 2009-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-08-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-08-07 | 10-Q | FORM 10-Q | View Document |
| 2009-08-05 | SC 13G/A | View Document | |
| 2009-07-29 | 8-K | FORM 8-K | View Document |
| 2009-07-23 | UPLOAD | View Document | |
| 2009-07-23 | 8-K | FORM 8-K | View Document |
| 2009-06-19 | 8-A12G/A | FORM 8-A AMENDMENT NO. 1 | View Document |
| 2009-06-19 | 8-K | FORM 8-K | View Document |
| 2009-05-08 | 10-Q | FORM 10-Q | View Document |
| 2009-04-28 | 8-K | FORM 8-K | View Document |
| 2009-04-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-04-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-04-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-04-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-04-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-04-17 | 4 | PRIMARY DOCUMENT | View Document |
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