<SEC-DOCUMENT>0001628280-19-008557-index.html : 20190703 <SEC-HEADER>0001628280-19-008557.hdr.sgml : 20190703 <ACCEPTANCE-DATETIME>20190703103547 ACCESSION NUMBER: 0001628280-19-008557 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20190703 DATE AS OF CHANGE: 20190703 EFFECTIVENESS DATE: 20190703 FILER: COMPANY DATA: COMPANY CONFORMED NAME: MITCHAM INDUSTRIES INC CENTRAL INDEX KEY: 0000926423 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-EQUIPMENT RENTAL & LEASING, NEC [7359] IRS NUMBER: 760210849 STATE OF INCORPORATION: TX FISCAL YEAR END: 0131 FILING VALUES: FORM TYPE: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-13490 FILM NUMBER: 19940353 BUSINESS ADDRESS: STREET 1: 8141 SH 75 SOUTH STREET 2: PO BOX 1175 CITY: HUNTSVILLE STATE: TX ZIP: 77342 BUSINESS PHONE: 9362912277 MAIL ADDRESS: STREET 1: P O BOX 1175 CITY: HUNTSVILLE STATE: TX ZIP: 77342 </SEC-HEADER> <DOCUMENT> <TYPE>DEFA14A <SEQUENCE>1 <FILENAME>supplementalproxymaterial.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: supplementalproxymaterial.htm
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