| Filed On | Filing |
|---|---|
| 18 Aug 2023 | SC 13G |
| 14 Feb 2020 | SEC SCHEDULE 13G |
| 12 Feb 2020 | SCHEDULE 13G |
| 12 Feb 2020 | SC 13G |
| 27 Jan 2020 | FILING PATTERSON-UTI ENERGY, INC. |
| 09 Feb 2017 | SCHEDULE 13G |
| 09 Feb 2016 | SCHEDULE 13G |
| 12 Feb 2014 | SC 13G |
| 14 Feb 2013 | DISCLOSURE DOCUMENT |
| 07 Feb 2013 | PATTERSON-UTI ENERGY, INC. |
| 11 Feb 2010 | SC 13G |
| 29 Jan 2010 | SC 13G |
| 11 Feb 2009 | SC 13G |
| 05 Feb 2009 | SC 13G |
| 14 Feb 2008 | DOC ONE |
| 12 Feb 2008 | SC 13G |
| 12 Feb 2008 | SC 13G |
| 06 Feb 2008 | SC 13G |
| 14 Feb 2007 | SC 13G |
| 23 Jan 2007 | SC 13G |
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