<SEC-DOCUMENT>0001104659-18-029995-index.html : 20180503 <SEC-HEADER>0001104659-18-029995.hdr.sgml : 20180503 <ACCEPTANCE-DATETIME>20180503060145 ACCESSION NUMBER: 0001104659-18-029995 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20180501 ITEM INFORMATION: Results of Operations and Financial Condition ITEM INFORMATION: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers ITEM INFORMATION: Submission of Matters to a Vote of Security Holders ITEM INFORMATION: Other Events ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20180503 DATE AS OF CHANGE: 20180503 FILER: 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 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-32472 FILM NUMBER: 18801619 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 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>a18-12644_18k.htm <DESCRIPTION>8-K <TEXT> Document 1 - file: a18-12644_18k.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.1 <SEQUENCE>2 <FILENAME>a18-12644_1ex99d1.htm <DESCRIPTION>EX-99.1 <TEXT> Document 2 - file: a18-12644_1ex99d1.htm
</DOCUMENT> </SEC-DOCUMENT>