Arthur Thomas D
Related Filers (1)
Ownership (11)
4
Tuesday, 5/28/2013
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities
4
Thursday, 12/13/2012
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/13/2012
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities
4
Monday, 5/21/2012
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/9/2012
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities
4
Thursday, 3/29/2012
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities
4
Thursday, 3/8/2012
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/18/2011
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities
4
Monday, 5/17/2010
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities
3
Thursday, 6/18/2009
PIONEER NATURAL RESOURCES CO: Initial statement of beneficial ownership of securities
4
Thursday, 6/18/2009
PIONEER NATURAL RESOURCES CO: Statement of changes in beneficial ownership of securities