MATTSON ERIC L
Related Filers (5)
- NOV Inc. (32)
- REX ENERGY CORP (18)
- HOLLY ENERGY PARTNERS LP (10)
- VARCO INTERNATIONAL INC /DE/ (3)
- Select Energy Services, Inc. (1)
- Show More ...
Ownership (64)
4
Monday, 12/4/2023
HOLLY ENERGY PARTNERS LP: Statement of changes in beneficial ownership of securities
4
Friday, 10/27/2023
HOLLY ENERGY PARTNERS LP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/18/2023
NOV Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/1/2023
NOV Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 10/27/2022
HOLLY ENERGY PARTNERS LP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/26/2022
NOV Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 10/29/2021
HOLLY ENERGY PARTNERS LP: Statement of changes in beneficial ownership of securities
4
Friday, 10/29/2021
NOV Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 5/20/2021
NOV Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 10/30/2020
HOLLY ENERGY PARTNERS LP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/21/2020
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Thursday, 2/13/2020
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Friday, 10/25/2019
HOLLY ENERGY PARTNERS LP: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/7/2019
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/6/2019
HOLLY ENERGY PARTNERS LP: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/29/2019
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Thursday, 10/25/2018
HOLLY ENERGY PARTNERS LP: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/28/2018
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Friday, 8/10/2018
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Monday, 5/14/2018
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Friday, 3/2/2018
HOLLY ENERGY PARTNERS LP: Statement of changes in beneficial ownership of securities
3
Thursday, 3/1/2018
HOLLY ENERGY PARTNERS LP: Initial statement of beneficial ownership of securities
4
Tuesday, 9/5/2017
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/18/2017
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
3
Thursday, 4/20/2017
Select Energy Services, Inc.: Initial statement of beneficial ownership of securities
4
Monday, 12/19/2016
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/4/2016
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/6/2016
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/19/2016
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/15/2015
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Monday, 10/5/2015
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 9/3/2015
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/20/2015
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/14/2015
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/4/2015
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 12/16/2014
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/15/2014
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/4/2014
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Monday, 12/16/2013
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/23/2013
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Monday, 12/17/2012
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/16/2012
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Monday, 3/12/2012
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Friday, 12/16/2011
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Friday, 5/20/2011
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/1/2011
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Thursday, 1/27/2011
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Monday, 6/28/2010
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/13/2010
REX ENERGY CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 5/13/2010
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Thursday, 5/6/2010
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
3
Tuesday, 5/4/2010
REX ENERGY CORP: Initial statement of beneficial ownership of securities
4
Thursday, 5/14/2009
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Friday, 2/6/2009
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Thursday, 5/15/2008
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/5/2007
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/22/2006
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/28/2005
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Friday, 5/20/2005
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/15/2005
VARCO INTERNATIONAL INC /DE/: Statement of changes in beneficial ownership of securities
3
Tuesday, 3/15/2005
NATIONAL OILWELL VARCO INC: Initial statement of beneficial ownership of securities
4
Tuesday, 3/15/2005
NATIONAL OILWELL VARCO INC: Statement of changes in beneficial ownership of securities
4
Friday, 1/28/2005
VARCO INTERNATIONAL INC /DE/: Statement of changes in beneficial ownership of securities
4
Friday, 1/30/2004
VARCO INTERNATIONAL INC /DE/: Statement of changes in beneficial ownership of securities