FILINGS
| PPIH 0000914122 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2013-07-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-07-03 | 8-K | 8-K | View Document |
| 2013-06-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-24 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-24 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-24 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-06-24 | 8-K | 8-K | View Document |
| 2013-06-17 | DEFA14A | DEFA14A | View Document |
| 2013-06-17 | 8-K | 8-K | View Document |
| 2013-06-11 | 10-Q | 10-Q | View Document |
| 2013-06-06 | DEF 14A | DEF 14A | View Document |
| 2013-06-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-05-02 | 10-K | 10-K | View Document |
| 2013-05-01 | NT 10-K | NT 10-K | View Document |
| 2013-05-01 | 8-K | 8-K | View Document |
| 2013-03-20 | 8-K | 8-K | View Document |
| 2013-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-02-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-02-15 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-02-15 | SC 13G/A | View Document | |
| 2013-02-14 | 8-K | 8-K | View Document |
| 2013-02-11 | SC 13G/A | SCHEDULE 13G/A | View Document |
| 2013-02-11 | SC 13G/A | View Document | |
| 2013-02-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2013-02-07 | SC 13G/A | View Document | |
| 2013-02-04 | 8-K | 8-K | View Document |
| 2013-01-31 | 3 | PRIMARY DOCUMENT | View Document |
| 2013-01-31 | 8-K | 8-K | View Document |
| 2013-01-17 | 8-K | 8-K | View Document |
| 2013-01-16 | S-8 | S-8 | View Document |
| 2012-12-10 | 8-K | 8-K | View Document |
| 2012-12-07 | 10-Q | 10-Q | View Document |
| 2012-12-05 | 3 | PRIMARY DOCUMENT | View Document |
| 2012-11-07 | 3 | PRIMARY DOCUMENT | View Document |
| 2012-10-31 | 8-K | 8-K | View Document |
| 2012-10-15 | 8-K | 8-K SUCCESSION PLAN ANNOUNCED | View Document |
| 2012-10-12 | 10-Q/A | 10-Q/A | View Document |
| 2012-09-20 | 10-Q | 10-Q | View Document |
| 2012-09-14 | NT 10-Q | NT 10-Q | View Document |
| 2012-07-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-07-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-07-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-07-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-07-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-07-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-07-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-29 | 8-K | 8K SUBMISSION OF VOTE | View Document |
| 2012-06-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-29 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-06-15 | S-8 | REGISTER 2009 OPTION PLAN & ADDITIONAL 2004 OPTIONS | View Document |
| 2012-06-11 | 10-Q | 10Q MFRI 1ST QTR 2012 | View Document |
| 2012-06-07 | DEF 14A | View Document | |
| 2012-05-09 | 10-K/A | View Document | |
| 2012-05-01 | NT 10-K | FORM 12B-25 | View Document |
| 2012-05-01 | 10-K | View Document | |
| 2012-02-15 | SC 13G/A | SC 13G/A MFRI, INC. | View Document |
| 2012-02-14 | SC 13G/A | View Document | |
| 2012-02-14 | SC 13G/A | SCHEDULE 13G/A | View Document |
| 2012-02-10 | SC 13G/A | View Document | |
| 2012-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2012-02-02 | UPLOAD | View Document | |
| 2012-01-13 | CORRESP | View Document | |
| 2011-12-29 | UPLOAD | View Document | |
| 2011-12-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-12-12 | 10-Q | View Document | |
| 2011-10-19 | SC 13D/A | SC 13D/A | View Document |
| 2011-10-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-09-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-09-14 | 10-Q | 10-Q | View Document |
| 2011-06-24 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-06-20 | 4 | PRIMARY DOCUMENT | View Document |
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