Dawson Geophysical Company

Filing date	Form	Description	Filing Group	View
04/16/13	4	Statement of changes in beneficial ownership of securities	3,4,5	0001179110-13-006885.rtf View HTML 0001179110-13-006885.pdf
04/03/13	8-K	Report of unscheduled material events or corporate event	Current Reports	0001104659-13-026588.rtf View HTML 0001104659-13-026588.xls 0001104659-13-026588.pdf
03/18/13	4	Statement of changes in beneficial ownership of securities	3,4,5	0001209191-13-017025.rtf View HTML 0001209191-13-017025.pdf
03/18/13	4	Statement of changes in beneficial ownership of securities	3,4,5	0001179110-13-005336.rtf View HTML 0001179110-13-005336.pdf
03/18/13	4	Statement of changes in beneficial ownership of securities	3,4,5	0001179110-13-005344.rtf View HTML 0001179110-13-005344.pdf
03/15/13	10-K/A	Amendment to a previously filed 10-K	Annual Filings	0001104659-13-021240.rtf View HTML 0001104659-13-021240.xls 0001104659-13-021240.pdf EX-101.INS - XBRL INSTANCE DOCUMENT
03/15/13	10-K	Annual report which provides a comprehensive overview of the company for the past year	Annual Filings	0001104659-13-021268.rtf View HTML 0001104659-13-021268.xls 0001104659-13-021268.pdf EX-101.INS - XBRL INSTANCE DOCUMENT
03/07/13	4	Statement of changes in beneficial ownership of securities	3,4,5	0001179110-13-004590.rtf View HTML 0001179110-13-004590.pdf
03/06/13	CORRESP	CORRESP	Other	0001104659-13-017941.rtf View HTML 0001104659-13-017941.xls 0001104659-13-017941.pdf
03/05/13	4	Statement of changes in beneficial ownership of securities	3,4,5	0001179110-13-004326.rtf View HTML 0001179110-13-004326.pdf

Investor Relations

Dawson Geophysical Company

SEC Filing Keyword Search