WEDGE ENERGY SERVICES LLC
Related Filers (2)
Ownership (17)
SC 13D/A
Monday, 4/4/2005
PIONEER DRILLING CO: Major Shareholders
4
Tuesday, 3/29/2005
PIONEER DRILLING CO: Statement of changes in beneficial ownership of securities
SC 13D/A
Tuesday, 9/14/2004
PIONEER DRILLING CO: Major Shareholders
4
Friday, 9/10/2004
PIONEER DRILLING CO: Statement of changes in beneficial ownership of securities
SC 13D/A
Tuesday, 8/17/2004
PIONEER DRILLING CO: Major Shareholders
4
Wednesday, 8/11/2004
PIONEER DRILLING CO: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/24/2004
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
SC 13D/A
Tuesday, 2/17/2004
TGC INDUSTRIES INC: Major Shareholders
4
Tuesday, 12/2/2003
TGC INDUSTRIES INC: Statement of changes in beneficial ownership of securities
SC 13D/A
Tuesday, 7/9/2002
PIONEER DRILLING CO: Major Shareholders
SC 13D/A
Friday, 10/19/2001
SOUTH TEXAS DRILLING & EXPLORATION INC: Major Shareholders
SC 13D/A
Thursday, 5/24/2001
SOUTH TEXAS DRILLING & EXPLORATION INC: Major Shareholders
SC 13D/A
Friday, 1/19/2001
TGC INDUSTRIES INC: Major Shareholders
SC 13D/A
Thursday, 5/18/2000
SOUTH TEXAS DRILLING & EXPLORATION INC: Major Shareholders
SC 13D
Friday, 2/25/2000
SOUTH TEXAS DRILLING & EXPLORATION INC: Major Shareholders
3
Friday, 2/25/2000
SOUTH TEXAS DRILLING & EXPLORATION INC: Initial statement of beneficial ownership of securities
SC 13D
Wednesday, 12/22/1999
TGC INDUSTRIES INC: Major Shareholders