<SEC-DOCUMENT>0001193125-18-231173-index.html : 20180730 <SEC-HEADER>0001193125-18-231173.hdr.sgml : 20180730 <ACCEPTANCE-DATETIME>20180730135157 ACCESSION NUMBER: 0001193125-18-231173 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180727 ITEM INFORMATION: Other Events FILED AS OF DATE: 20180730 DATE AS OF CHANGE: 20180730 FILER: 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 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 001-13601 FILM NUMBER: 18977071 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>8-K <SEQUENCE>1 <FILENAME>d566460d8k.htm <DESCRIPTION>FORM 8-K <TEXT> Document 1 - file: d566460d8k.htm
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