<SEC-DOCUMENT>0001546927-17-000004-index.html : 20170111 <SEC-HEADER>0001546927-17-000004.hdr.sgml : 20170111 <ACCEPTANCE-DATETIME>20170111132927 ACCESSION NUMBER: 0001546927-17-000004 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20170111 DATE AS OF CHANGE: 20170111 SUBJECT COMPANY: 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: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-52075 FILM NUMBER: 17522607 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 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Lemelson Capital Management LLC CENTRAL INDEX KEY: 0001659213 IRS NUMBER: 460610458 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 225 CEDAR HILL STREET STREET 2: SUITE 200 CITY: MARLBOROUGH STATE: MA ZIP: 01752 BUSINESS PHONE: 508-63-2281 MAIL ADDRESS: STREET 1: 225 CEDAR HILL STREET STREET 2: SUITE 200 CITY: MARLBOROUGH STATE: MA ZIP: 01752 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>lemelsongeosform13g2017av1.htm <TEXT> Document 1 - file: lemelsongeosform13g2017av1.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-1 <SEQUENCE>2 <FILENAME>lemelsongeos2017form13gaexv1.htm <DESCRIPTION>JOINT FILING AGREEMENT <TEXT> Document 2 - file: lemelsongeos2017form13gaexv1.htm
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