0001209191-18-060121.txt : 20181128 0001209191-18-060121.hdr.sgml : 20181128 20181128170659 ACCESSION NUMBER: 0001209191-18-060121 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20181127 FILED AS OF DATE: 20181128 DATE AS OF CHANGE: 20181128 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: 181206294 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 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2018-11-27 0 0001001115 GEOSPACE TECHNOLOGIES CORP GEOS 0001550990 Wheeler Walter R. 7007 PINEMONT DRIVE HOUSTON TX 77040 1 1 0 0 President & CEO Common Stock 2018-11-27 4 M 0 6000 0.00 A 88425 D Common Stock 2018-11-27 4 A 0 10400 0.00 A 98825 D Options (right to buy) 8.78 2018-11-27 4 M 0 6000 0.00 D 2018-12-05 Common Stock 6000 0 D The option vested in four equal installments beginning February 5, 2012 and is now fully exercisable. /s/ Walter R. Wheeler 2018-11-28