0001104659-18-000231.txt : 20180102 0001104659-18-000231.hdr.sgml : 20180102 20180102162005 ACCESSION NUMBER: 0001104659-18-000231 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20171229 FILED AS OF DATE: 20180102 DATE AS OF CHANGE: 20180102 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: North Ted R CENTRAL INDEX KEY: 0001442058 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32472 FILM NUMBER: 18502019 MAIL ADDRESS: STREET 1: 2715 PORTOFINO PL CITY: EDMOND STATE: OK ZIP: 73034 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 a4.xml 4 X0306 4 2017-12-29 0 0000799165 DAWSON GEOPHYSICAL CO DWSN 0001442058 North Ted R 2715 PORTOFINO PL EDMOND OK 73034 1 0 0 0 Dawson Geophysical Company-Common Stock $0.01 par value 2017-12-29 4 A 0 2542 0 A 46648 D Ted R North 2018-01-02