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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001181431-12-056522
Filing Date
2012-11-05
Accepted
2012-11-05 10:56:53
Documents
1
Period of Report
2012-10-25

Document Format Files

Seq Description Document Type Size
1 SHEEN SALE OF STOCK rrd358860.html 4  
1 SHEEN SALE OF STOCK rrd358860.xml 4 4545
  Complete submission text file 0001181431-12-056522.txt   5950
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.: 121178927