<SEC-DOCUMENT>0001258897-18-001405-index.html : 20180209 <SEC-HEADER>0001258897-18-001405.hdr.sgml : 20180209 <ACCEPTANCE-DATETIME>20180209092923 ACCESSION NUMBER: 0001258897-18-001405 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20180209 DATE AS OF CHANGE: 20180209 SUBJECT COMPANY: 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: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-49191 FILM NUMBER: 18588648 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 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: DIMENSIONAL FUND ADVISORS LP CENTRAL INDEX KEY: 0000354204 STANDARD INDUSTRIAL CLASSIFICATION: UNKNOWN SIC - 0000 [0000] IRS NUMBER: 222370029 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 6300 BEE CAVE ROAD STREET 2: BUILDING ONE CITY: AUSTIN STATE: TX ZIP: 78746 BUSINESS PHONE: (512) 306-7400 MAIL ADDRESS: STREET 1: 6300 BEE CAVE ROAD STREET 2: BUILDING ONE CITY: AUSTIN STATE: TX ZIP: 78746 FORMER COMPANY: FORMER CONFORMED NAME: DIMENSIONAL FUND ADVISORS INC DATE OF NAME CHANGE: 19920929 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>dfs549.htm <DESCRIPTION>SCHEDULE 13G/A <TEXT> Document 1 - file: dfs549.htm
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