Transaction Details

Footnotes

The shares were sold by the Reporting Person for personal financial management purposes. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $5.85 to $5.97, inclusive. The Reporting Person undertakes to provide to Patterson-UTI Energy, Inc., any security holder of Patterson-UTI Energy, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. | Held by JCS Partners LP, a limited partnership over which the reporting person exercises ownership and control. | The shares were sold by the Reporting Person for personal financial management purposes. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $5.80 to $5.97, inclusive. The Reporting Person undertakes to provide to Patterson-UTI Energy, Inc., any security holder of Patterson-UTI Energy, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.