0001104659-21-106926.txt : 20210817 0001104659-21-106926.hdr.sgml : 20210817 20210817131144 ACCESSION NUMBER: 0001104659-21-106926 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210816 FILED AS OF DATE: 20210817 DATE AS OF CHANGE: 20210817 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: TOBIAS C RAY CENTRAL INDEX KEY: 0001210507 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32472 FILM NUMBER: 211182106 MAIL ADDRESS: STREET 1: 508 WEST WALL SUITE 800 CITY: MIDLAND STATE: TX ZIP: 79701 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: DAWSON GEOPHYSICAL CO CENTRAL INDEX KEY: 0000799165 STANDARD INDUSTRIAL CLASSIFICATION: OIL AND GAS FIELD EXPLORATION SERVICES [1382] IRS NUMBER: 742095844 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 508 WEST WALL STREET 2: SUITE 800 CITY: MIDLAND STATE: TX ZIP: 79701 BUSINESS PHONE: 4326843000 MAIL ADDRESS: STREET 1: 508 WEST WALL STREET 2: SUITE 800 CITY: MIDLAND STATE: TX ZIP: 79701 FORMER COMPANY: FORMER CONFORMED NAME: TGC INDUSTRIES INC DATE OF NAME CHANGE: 19920703 4 1 tm2125320-3_4seq1.xml OWNERSHIP DOCUMENT X0306 4 2021-08-16 0 0000799165 DAWSON GEOPHYSICAL CO DWSN 0001210507 TOBIAS C RAY 508 W. WALL SUITE 800 MIDLAND TX 79701 0 1 0 0 EVP, Chief Operating Officer Dawson Geophysical Company-Common Stock $0.01 par value 2021-08-16 4 A 0 25000 1.98 A 125382 D C. Ray Tobias 2021-08-17