SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000354204-11-000890
Form type: SC 13G
Filer: DAWSON GEOPHYSICAL CO
CIK: CIK 351231
Filed: Feb 11, 2011
Reporting period: Dec 31, 2010
Description: Passive 5%+ stake

Documents

0000354204-11-000890-index.htm

Complete submission

0000354204-11-000890.txt

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Filed by

DAWSON GEOPHYSICAL CO