SCHELL MARK E
Related Filers (1)
Ownership (60)
4
Tuesday, 9/8/2020
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/11/2020
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Monday, 4/22/2019
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Monday, 3/11/2019
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/21/2019
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/13/2018
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/22/2018
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Friday, 3/10/2017
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/23/2017
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Friday, 3/11/2016
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/24/2016
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/21/2015
UNIT CORP: Statement of changes in beneficial ownership of securities
4/A
Friday, 3/27/2015
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/11/2015
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/19/2015
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/11/2014
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/20/2014
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/15/2013
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Monday, 5/20/2013
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2013
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/12/2013
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/14/2013
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/20/2012
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/3/2012
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/13/2012
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/16/2012
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/5/2011
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/17/2011
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/4/2011
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Monday, 12/13/2010
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/25/2010
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 4/1/2010
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 3/11/2010
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/5/2010
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/7/2009
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 6/12/2008
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/20/2008
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Friday, 12/21/2007
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/14/2006
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Friday, 6/2/2006
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 1/5/2006
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/8/2005
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Monday, 2/28/2005
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/16/2004
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/21/2004
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Friday, 1/9/2004
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 12/31/2003
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/5/2003
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Friday, 2/28/2003
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 12/19/2002
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/9/2001
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 6/7/2001
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Friday, 3/9/2001
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/8/2001
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Monday, 9/13/1999
UNIT CORP: Statement of changes in beneficial ownership of securities
5
Thursday, 1/7/1999
UNIT CORP: Annual statement of changes in beneficial ownership of securities
4
Monday, 12/8/1997
UNIT CORP: Statement of changes in beneficial ownership of securities
5
Friday, 2/14/1997
UNIT CORP: Annual statement of changes in beneficial ownership of securities
4
Wednesday, 1/15/1997
UNIT CORP: Statement of changes in beneficial ownership of securities
4
Friday, 1/3/1997
UNIT CORP: Statement of changes in beneficial ownership of securities