0001209191-18-050404.txt : 20180911 0001209191-18-050404.hdr.sgml : 20180911 20180911114257 ACCESSION NUMBER: 0001209191-18-050404 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180907 FILED AS OF DATE: 20180911 DATE AS OF CHANGE: 20180911 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Adams Robbin B. CENTRAL INDEX KEY: 0001550921 FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-13601 FILM NUMBER: 181064325 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/A 1 doc4a.xml FORM 4/A SUBMISSION X0306 4/A 2018-09-07 2018-09-11 0 0001001115 GEOSPACE TECHNOLOGIES CORP GEOS 0001550921 Adams Robbin B. 7007 PINEMONT DRIVE HOUSTON TX 77040 0 1 0 0 Executive Vice President Common Stock 2018-09-07 4 M 0 500 8.78 A 31500 D Common Stock 2018-09-07 4 S 0 500 13.3964 D 31000 D Common Stock 2018-09-10 4 S 0 3000 13.1625 D 28000 D Options (right to buy) 8.78 2018-09-07 4 M 0 500 0.00 D 2018-12-05 Common Stock 500 0 D The price reported is a weighted average. These shares were sold in multiple transactions at prices ranging from $13.10 to $13.19, inclusive. The shares that were issued upon the exercise of these options were immediately sold, as is presented in Table I. This option vested in four equal annual installments beginning February 5, 2012 and is now fully exercisable. This Amendment is to correct the number of shares beneficially owed following the September 10, 2018 sale of 3,000 shares from the previously reported number of 29,000 to 28,000. /s/ Robbin Adams 2018-09-11