FILINGS
DWSN 0000799165 | |||
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Filing Date | Form Type | Description | Document |
2012-12-03 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2012-11-09 | 10-Q | QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) | View Document |
2012-11-01 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2012-09-20 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2012-08-09 | 4 | FORM 4 - | View Document |
2012-08-09 | 4 | FORM 4 - | View Document |
2012-08-09 | 4 | FORM 4 - | View Document |
2012-08-09 | 4 | FORM 4 - | View Document |
2012-08-09 | 4 | FORM 4 - | View Document |
2012-08-09 | 4 | FORM 4 - | View Document |
2012-08-09 | 4 | FORM 4 - | View Document |
2012-08-09 | 4 | FORM 4 - | View Document |
2012-08-09 | 10-Q | QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) | View Document |
2012-07-30 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2012-07-05 | 4 | FORM 4 - | View Document |
2012-06-22 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2012-06-21 | 4 | FORM 4 - | View Document |
2012-06-18 | 4 | FORM 4 - | View Document |
2012-06-15 | 4 | FORM 4 - | View Document |
2012-06-15 | 4 | FORM 4 - | View Document |
2012-06-13 | 4 | FORM 4 - | View Document |
2012-06-08 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2012-05-18 | 4 | FORM 4 - | View Document |
2012-05-15 | 4 | FORM 4 - | View Document |
2012-05-11 | 4 | FORM 4 - | View Document |
2012-05-11 | 4 | FORM 4 - | View Document |
2012-05-10 | 10-Q | QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) | View Document |
2012-05-09 | 4 | FORM 4 - | View Document |
2012-05-04 | ARS | AUTO-GENERATED PAPER DOCUMENT | View Document |
2012-05-04 | 4 | FORM 4 - | View Document |
2012-05-04 | 4 | FORM 4 - | View Document |
2012-05-04 | 4 | FORM 4 - | View Document |
2012-04-30 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2012-04-24 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
2012-04-18 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2012-04-06 | 4 | FORM 4 - | View Document |
2012-03-15 | 4 | FORM 4 - | View Document |
2012-03-15 | 10-K | ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D) | View Document |
2012-03-09 | 4 | FORM 4 - | View Document |
2012-03-02 | 4 | FORM 4 - | View Document |
2012-03-01 | 4 | FORM 4 - | View Document |
2012-02-27 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2012-02-13 | SC 13G/A | SCHEDULE 13G AMENDMENT NO. 1 | View Document |
2012-02-13 | SC 13G | View Document | |
2012-02-10 | 5 | FORM 5 - | View Document |
2012-02-01 | SC 13G/A | View Document | |
2012-01-23 | SC 13G/A | View Document | |
2012-01-13 | 4 | FORM 4 - | View Document |
2012-01-03 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-12-22 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-12-16 | 4 | FORM 4 - | View Document |
2011-12-07 | 4 | FORM 4 - | View Document |
2011-12-07 | 4 | FORM 4 - | View Document |
2011-12-01 | 4 | FORM 4 - | View Document |
2011-12-01 | 4 | FORM 4 - | View Document |
2011-12-01 | 4 | FORM 4 - | View Document |
2011-11-23 | 4 | FORM 4 - | View Document |
2011-11-23 | 4 | FORM 4 - | View Document |
2011-11-23 | 4 | FORM 4 - | View Document |
2011-11-23 | 4 | FORM 4 - | View Document |
2011-11-23 | 4 | FORM 4 - | View Document |
2011-11-18 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
2011-11-09 | 10-Q | QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) | View Document |
2011-11-02 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-10-31 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-10-24 | 425 | FORM 8-K | View Document |
2011-10-24 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-10-24 | 425 | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-10-18 | 425 | PROSPECTUSES AND COMMUNICATIONS RE: BUSINESS COMBINATION TRANSACTIONS | View Document |
2011-10-07 | 425 | PROSPECTUSES AND COMMUNICATIONS RE: BUSINESS COMBINATION TRANSACTIONS | View Document |
2011-09-27 | 425 | FORM 8-K | View Document |
2011-09-27 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-09-27 | 425 | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-09-22 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-09-06 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-09-06 | 425 | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-09-06 | 425 | FORM 8-K | View Document |
2011-08-24 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-08-24 | 425 | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-08-24 | 425 | FORM 8-K | View Document |
2011-08-09 | 10-Q | QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) | View Document |
2011-08-01 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-07-27 | 425 | FORM 8-K | View Document |
2011-06-09 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-06-02 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-06-02 | 425 | FORM 8-K | View Document |
2011-06-02 | 425 | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-05-16 | 10-Q | QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) | View Document |
2011-05-05 | 425 | FORM 8-K | View Document |
2011-05-04 | 425 | FORM 8-K | View Document |
2011-05-02 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-04-15 | 10-K/A | AMENDMENT TO ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D) | View Document |
2011-03-21 | 425 | 425 | View Document |
2011-03-21 | 425 | FORM 8-K | View Document |
2011-03-21 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-03-21 | 425 | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-03-18 | 10-K | ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D) | View Document |
2011-02-28 | 8-K | CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES | View Document |
2011-02-11 | 5 | FORM 5 - | View Document |
2011-02-11 | 5 | FORM 5 - | View Document |
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