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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001181431-12-055458
Filing Date
2012-10-24
Accepted
2012-10-24 20:59:56
Documents
1
Period of Report
2012-10-22

Document Format Files

Seq Description Document Type Size
1 M. SHEEN EXERCISE OF OPTIONS rrd358589.html 4  
1 M. SHEEN EXERCISE OF OPTIONS rrd358589.xml 4 24594
  Complete submission text file 0001181431-12-055458.txt   26008
Mailing Address 7007 PINEMONT DR. HOUSTON TX 77040
Business Address 7007 PINEMONT DR. HOUSTON TX 77040 7139864444
GEOSPACE TECHNOLOGIES CORP (Issuer) CIK: 0001001115 (see all company filings)

IRS No.: 760447780 | State of Incorp.: DE | Fiscal Year End: 0930
SIC: 3829 Measuring & Controlling Devices, NEC

Mailing Address 7007 PINEMONT DRIVE HOUSTON TX 77040
Business Address
SHEEN MICHAEL J (Reporting) CIK: 0001049654 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-13601 | Film No.: 121159897