FILINGS
| NWPX 0001001385 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-31 | 8-K | FORM 8-K | View Document |
| 2013-05-24 | 4 | FORM 4 | View Document |
| 2013-05-16 | 5 | PRIMARY DOCUMENT | View Document |
| 2013-05-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-10 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-07 | 10-Q | FORM 10-Q | View Document |
| 2013-05-06 | 8-K | 8-K | View Document |
| 2013-04-17 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
| 2013-04-09 | 8-K | FORM 8-K | View Document |
| 2013-03-18 | 10-K | FORM 10-K | View Document |
| 2013-03-14 | 8-K | FORM 8-K | View Document |
| 2013-03-05 | SC 13G/A | View Document | |
| 2013-03-04 | 3/A | PRIMARY DOCUMENT | View Document |
| 2013-02-28 | 3 | PRIMARY DOCUMENT | View Document |
| 2013-02-28 | 8-K | FORM 8-K | View Document |
| 2013-02-27 | 8-K | FORM 8-K | View Document |
| 2013-02-13 | SC 13G | View Document | |
| 2013-02-11 | SC 13G/A | SCHEDULE 13G/A | View Document |
| 2013-02-07 | SC 13G/A | View Document | |
| 2013-02-05 | SC 13G/A | View Document | |
| 2013-01-29 | SC 13G/A | View Document | |
| 2013-01-17 | SC 13G/A | View Document | |
| 2013-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-01-10 | 8-K | FORM 8-K | View Document |
| 2012-12-20 | 8-K | FORM 8-K | View Document |
| 2012-12-05 | 8-K | FORM 8-K | View Document |
| 2012-11-27 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-11-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-11-09 | 10-Q | FORM 10-Q | View Document |
| 2012-11-08 | 8-K | FORM 8-K | View Document |
| 2012-10-29 | 8-K | FORM 8-K | View Document |
| 2012-09-07 | UPLOAD | View Document | |
| 2012-09-05 | CORRESP | View Document | |
| 2012-09-05 | 8-K/A | FORM 8-K AMENDMENT NO 1 | View Document |
| 2012-08-30 | UPLOAD | View Document | |
| 2012-08-24 | 8-K | FORM 8-K | View Document |
| 2012-08-07 | 10-Q | FORM 10-Q | View Document |
| 2012-08-06 | 8-K | FORM 8-K | View Document |
| 2012-08-01 | UPLOAD | View Document | |
| 2012-07-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-07-16 | CORRESP | View Document | |
| 2012-07-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-29 | UPLOAD | View Document | |
| 2012-06-20 | 8-K | FORM 8-K | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-14 | 8-K | FORM 8-K | View Document |
| 2012-05-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-05-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-05-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-05-15 | 10-Q | FORM 10-Q | View Document |
| 2012-05-14 | 8-K | FORM 8-K | View Document |
| 2012-05-11 | NT 10-Q | NOTIFICATION OF LATE FILING | View Document |
| 2012-05-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-05-04 | 8-K | FORM 8-K | View Document |
| 2012-04-30 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
| 2012-04-27 | 8-K | FORM 8-K | View Document |
| 2012-04-27 | 10-K | FORM 10-K | View Document |
| 2012-04-27 | 10-Q | FORM 10-Q | View Document |
| 2012-04-27 | 10-Q/A | FORM 10-Q AMENDMENT NO. 1 | View Document |
| 2012-04-27 | 10-Q/A | FORM 10-Q AMENDMENT NO. 1 | View Document |
| 2012-04-20 | 8-K | FORM 8-K | View Document |
| 2012-04-13 | 8-K | FORM 8-K | View Document |
| 2012-04-09 | SC 13G/A | NORTHWEST PIPE COMPANY | View Document |
| 2012-03-30 | 8-K | FORM 8-K | View Document |
| 2012-03-22 | 8-K | FORM 8-K | View Document |
| 2012-03-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-03-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-03-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-03-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-03-19 | 4 | PRIMARY DOCUMENT | View Document |
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