<SEC-DOCUMENT>0001209191-17-061357-index.html : 20171117 <SEC-HEADER>0001209191-17-061357.hdr.sgml : 20171117 <ACCEPTANCE-DATETIME>20171117100216 ACCESSION NUMBER: 0001209191-17-061357 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20171116 FILED AS OF DATE: 20171117 DATE AS OF CHANGE: 20171117 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Wheeler Walter R. CENTRAL INDEX KEY: 0001550990 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-13601 FILM NUMBER: 171209873 MAIL ADDRESS: STREET 1: 7007 PINEMONT DRIVE CITY: HOUSTON STATE: TX ZIP: 77040 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: GEOSPACE TECHNOLOGIES CORP CENTRAL INDEX KEY: 0001001115 STANDARD INDUSTRIAL CLASSIFICATION: MEASURING & CONTROLLING DEVICES, NEC [3829] IRS NUMBER: 760447780 STATE OF INCORPORATION: TX FISCAL YEAR END: 0930 BUSINESS ADDRESS: STREET 1: 7007 PINEMONT DR. CITY: HOUSTON STATE: TX ZIP: 77040 BUSINESS PHONE: 7139864444 MAIL ADDRESS: STREET 1: 7007 PINEMONT DR. CITY: HOUSTON STATE: TX ZIP: 77040 FORMER COMPANY: FORMER CONFORMED NAME: OYO GEOSPACE CORP DATE OF NAME CHANGE: 19950919 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>doc4.xml <DESCRIPTION>FORM 4 SUBMISSION <TEXT> Document 1 - file: doc4.html
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