CHISHOLM JOHN
Related Filers (2)
Ownership (138)
4
Tuesday, 1/3/2023
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Monday, 12/19/2022
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Monday, 6/13/2022
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Thursday, 4/28/2022
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/12/2022
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Friday, 4/1/2022
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Thursday, 3/31/2022
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/14/2021
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Monday, 8/30/2021
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Monday, 3/22/2021
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Thursday, 4/30/2020
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Friday, 1/3/2020
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Thursday, 12/12/2019
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 11/1/2019
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 8/30/2019
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/3/2019
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/28/2019
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/22/2019
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2019
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/19/2019
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/9/2019
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Thursday, 1/3/2019
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/16/2018
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/28/2018
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/27/2018
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/20/2018
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 3/19/2018
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/30/2018
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/3/2018
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 12/29/2017
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4/A
Tuesday, 4/11/2017
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 4/10/2017
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 3/27/2017
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4/A
Wednesday, 1/4/2017
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/4/2017
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/3/2017
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Thursday, 5/12/2016
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Friday, 4/8/2016
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Thursday, 1/28/2016
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 1/4/2016
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/22/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/11/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/1/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 6/12/2015
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Monday, 3/23/2015
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/10/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/18/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 2/9/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Thursday, 2/5/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/3/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 1/30/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/28/2015
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/16/2014
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 11/24/2014
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/30/2014
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/16/2014
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 3/31/2014
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 3/24/2014
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/18/2014
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 2/7/2014
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/5/2014
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/8/2014
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/29/2013
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 8/16/2013
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Thursday, 6/20/2013
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 4/12/2013
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 3/29/2013
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 3/25/2013
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/13/2013
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 3/1/2013
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
5
Thursday, 2/14/2013
FLOTEK INDUSTRIES INC/CN/: Annual statement of changes in beneficial ownership of securities
4
Tuesday, 1/29/2013
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 10/3/2012
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4/A
Thursday, 4/19/2012
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 3/30/2012
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/14/2012
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Thursday, 1/12/2012
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Monday, 11/7/2011
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/5/2011
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/7/2011
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Thursday, 4/21/2011
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 4/13/2011
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/12/2011
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/26/2011
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 11/12/2010
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Thursday, 3/25/2010
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Monday, 12/28/2009
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/28/2009
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Friday, 3/20/2009
NATURAL GAS SERVICES GROUP INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/18/2009
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Thursday, 10/9/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/16/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Thursday, 8/14/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Friday, 7/25/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/17/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/11/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4/A
Friday, 6/6/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4/A
Friday, 6/6/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4/A
Friday, 6/6/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities
4/A
Friday, 6/6/2008
FLOTEK INDUSTRIES INC/CN/: Statement of changes in beneficial ownership of securities