0001209191-12-026531.txt : 20120508 0001209191-12-026531.hdr.sgml : 20120508 20120508142512 ACCESSION NUMBER: 0001209191-12-026531 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120507 FILED AS OF DATE: 20120508 DATE AS OF CHANGE: 20120508 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: NELSON ALAN MARK CENTRAL INDEX KEY: 0001282932 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34404 FILM NUMBER: 12820884 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: DAWSON GEOPHYSICAL CO CENTRAL INDEX KEY: 0000351231 STANDARD INDUSTRIAL CLASSIFICATION: OIL AND GAS FIELD EXPLORATION SERVICES [1382] IRS NUMBER: 750970548 STATE OF INCORPORATION: TX FISCAL YEAR END: 0930 BUSINESS ADDRESS: STREET 1: 508 WEST WALL STREET 2: SUITE 800 CITY: MIDLAND STATE: TX ZIP: 79701 BUSINESS PHONE: 9156843000 MAIL ADDRESS: STREET 1: 508 WEST WALL STREET 2: SUITE 800 CITY: MIDLAND STATE: TX ZIP: 79701 4 1 c28638_4x0.xml MAIN DOCUMENT DESCRIPTION X0305 4 2012-05-07 0000351231 DAWSON GEOPHYSICAL CO DWSN 0001282932 NELSON ALAN MARK 508 W. WALL SUITE 800 MIDLAND TX 79701 0 1 0 0 Vice President Dawson Geophysical Company-Common Stock $0.33 1/3 par value 2012-05-07 4 S 0 1000 26.2255 D 8516 D Alan Mark Nelson 2012-05-08