Howell Jeff M
Related Filers (1)
Ownership (10)
4
Friday, 1/4/2013
Global Geophysical Services Inc: Statement of changes in beneficial ownership of securities
4
Friday, 12/21/2012
Global Geophysical Services Inc: Statement of changes in beneficial ownership of securities
4
Monday, 4/16/2012
Global Geophysical Services Inc: Statement of changes in beneficial ownership of securities
5
Tuesday, 2/14/2012
Global Geophysical Services Inc: Annual statement of changes in beneficial ownership of securities
4
Tuesday, 8/16/2011
Global Geophysical Services Inc: Statement of changes in beneficial ownership of securities
4
Monday, 7/11/2011
Global Geophysical Services Inc: Statement of changes in beneficial ownership of securities
4
Monday, 3/28/2011
Global Geophysical Services Inc: Statement of changes in beneficial ownership of securities
4
Friday, 2/25/2011
Global Geophysical Services Inc: Statement of changes in beneficial ownership of securities
4
Thursday, 4/29/2010
Global Geophysical Services Inc: Statement of changes in beneficial ownership of securities
3
Wednesday, 4/21/2010
Global Geophysical Services Inc: Initial statement of beneficial ownership of securities