Winn Daniel G
Related Filers (1)
Ownership (19)
4
Friday, 2/17/2017
DAWSON GEOPHYSICAL CO: Statement of changes in beneficial ownership of securities
4
Monday, 8/4/2014
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Monday, 3/18/2013
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Thursday, 8/9/2012
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Thursday, 12/1/2011
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
5
Friday, 2/11/2011
TGC INDUSTRIES INC: Annual statement of changes in beneficial ownership of securities
4
Thursday, 5/28/2009
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Friday, 11/21/2008
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Monday, 10/27/2008
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4/A
Monday, 10/27/2008
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Thursday, 8/9/2007
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Monday, 3/5/2007
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/8/2006
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Thursday, 4/27/2006
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
5
Tuesday, 2/14/2006
TGC INDUSTRIES INC: Annual statement of changes in beneficial ownership of securities
4
Friday, 11/18/2005
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/2/2005
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/19/2004
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
3
Thursday, 9/9/2004
TGC INDUSTRIES INC: Initial statement of beneficial ownership of securities