<SEC-DOCUMENT>0000950170-24-019386.txt : 20240223
<SEC-HEADER>0000950170-24-019386.hdr.sgml : 20240223
<ACCEPTANCE-DATETIME>20240223161525
ACCESSION NUMBER:		0000950170-24-019386
CONFORMED SUBMISSION TYPE:	S-8 POS
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20240223
DATE AS OF CHANGE:		20240223
EFFECTIVENESS DATE:		20240223

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PATTERSON UTI ENERGY INC
		CENTRAL INDEX KEY:			0000889900
		STANDARD INDUSTRIAL CLASSIFICATION:	DRILLING OIL & GAS WELLS [1381]
		ORGANIZATION NAME:           	01 Energy & Transportation
		IRS NUMBER:				752504748
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8 POS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-152705
		FILM NUMBER:		24671366

	BUSINESS ADDRESS:	
		STREET 1:		10713 WEST SAM HOUSTON PARKWAY NORTH
		STREET 2:		SUITE 800
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77064
		BUSINESS PHONE:		2817657100

	MAIL ADDRESS:	
		STREET 1:		10713 WEST SAM HOUSTON PARKWAY NORTH
		STREET 2:		SUITE 800
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77064

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PATTERSON ENERGY INC
		DATE OF NAME CHANGE:	19940228
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8 POS
<SEQUENCE>1
<FILENAME>2024_s-8_pos_no._333-152.htm
<DESCRIPTION>S-8 POS
<TEXT>
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  <title>S-8 POS</title>
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  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">As filed with the Securities and Exchange Commission on February 23, 2024</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:right;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Registration Nos. 333-126016</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:right;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">333-152705</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:right;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">333-166434</font></p>
  <p style="border-top:2.25pt double;padding-top:1pt;font-size:10pt;margin-top:3pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="white-space:pre-wrap;font-size:1pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:16pt;font-family:Times New Roman;min-width:fit-content;">UNITED STATES</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:16pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:16pt;font-family:Times New Roman;min-width:fit-content;">SECURITIES AND EXCHANGE COMMISSION</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:16pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:11pt;font-family:Times New Roman;min-width:fit-content;">Washington, D.C. 20549</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:11pt;font-family:Times New Roman;min-width:fit-content;"> </font><font style="color:#000000;white-space:pre-wrap;font-size:12pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="margin-left:26.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:2pt;border-bottom:1pt solid #000000;margin-right:26.667%;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-size:1pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:4pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Post-Effective Amendment No. 1</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">to Form S-8 Registration Statement No. 333-126016</font></p>
  <p style="font-size:10pt;margin-top:4pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Post-Effective Amendment No. 1</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">to Form S-8 Registration Statement No. 333-152705</font></p>
  <p style="font-size:10pt;margin-top:4pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Post-Effective Amendment No. 1</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">to Form S-8 Registration Statement No. 333-166434</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">UNDER</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">THE SECURITIES ACT OF 1933</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:11pt;font-family:Times New Roman;font-style:italic;min-width:fit-content;"> </font><font style="color:#000000;white-space:pre-wrap;font-size:12pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="margin-left:26.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:2pt;border-bottom:1pt solid #000000;margin-right:26.667%;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-size:1pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:20pt;font-family:Times New Roman;min-width:fit-content;">Patterson-UTI Energy, Inc.</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:20pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">(Exact name of registrant as specified in its charter)</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;"> </font><font style="color:#000000;white-space:pre-wrap;font-size:9pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="margin-left:26.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;border-bottom:1pt solid #000000;margin-right:26.667%;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-size:4pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;font-size:4pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
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    <td style="vertical-align:top;text-align:left;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;min-width:fit-content;">Delaware</font></p></td>
    <td style="vertical-align:bottom;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;"> </font></p></td>
    <td style="vertical-align:top;text-align:left;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;min-width:fit-content;">75-2504748</font></p></td>
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    <td style="vertical-align:top;text-align:left;"><p style="font-size:7pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;min-width:fit-content;">(State or other jurisdiction of</font></p><p style="font-size:7pt;margin-top:0;font-family:Times New Roman;margin-bottom:1pt;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;min-width:fit-content;">incorporation or organization)</font></p></td>
    <td style="vertical-align:bottom;"><p style="font-size:7pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;"> </font></p></td>
    <td style="vertical-align:top;text-align:left;"><p style="font-size:7pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;min-width:fit-content;">(I.R.S. Employer</font></p><p style="font-size:7pt;margin-top:0;font-family:Times New Roman;margin-bottom:1pt;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;min-width:fit-content;">Identification No.)</font></p></td>
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  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="white-space:pre-wrap;font-size:6pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">10713 W. Sam Houston Pkwy N, Suite 800</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Houston, Texas 77064</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Telephone: 281-765-7100</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:7pt;font-family:Times New Roman;min-width:fit-content;">(Address, including zip code, and telephone number, including area code, of principal executive office)</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:7pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Patterson-UTI Energy, Inc. 2005 Long-Term Incentive Plan</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">(Full title of the plan)</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Seth D. Wexler</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Executive Vice President, General Counsel and Secretary</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Patterson-UTI Energy, Inc.</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">10713 W. Sam Houston Pkwy N, Suite 800</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Houston, Texas 77064</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Telephone: (281) 765-7100</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:7pt;font-family:Times New Roman;min-width:fit-content;">(Name, address, including zip code, and telephone number, including area code, of agent for service)</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:7pt;font-family:Times New Roman;min-width:fit-content;"> </font><font style="color:#000000;white-space:pre-wrap;font-size:7pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="margin-left:26.667%;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:2pt;border-bottom:1pt solid #000000;margin-right:26.667%;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-size:4pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;font-style:italic;min-width:fit-content;">Copy to:</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;font-style:italic;min-width:fit-content;"> </font></p>
  <p style="font-size:10pt;margin-top:4pt;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Tull R. Florey</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Gibson, Dunn &amp; Crutcher LLP</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">811 Main Street, Suite 3000</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Houston, Texas 77002</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:9pt;font-family:Times New Roman;min-width:fit-content;">Telephone: (346) 718-6600</font></p>
  <p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;font-size:8.5pt;font-family:Times New Roman;min-width:fit-content;">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of &#x201c;large accelerated filer,&#x201d; accelerated filer,&#x201d; &#x201c;smaller reporting company,&#x201d; and &#x201c;emerging growth company&#x201d; in Rule 12b-2 of the Exchange Act. (Check one):</font></p>
  <p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="white-space:pre-wrap;font-size:2pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
  <table style="margin-left:auto;border-spacing:0;table-layout:fixed;width:100.0%;border-collapse:separate;margin-right:auto;">
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    <td style="width:39.18%;"></td>
    <td style="width:1.38%;"></td>
    <td style="width:4.42%;"></td>
    <td style="width:2.46%;"></td>
    <td style="width:46.76%;"></td>
    <td style="width:1.38%;"></td>
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   </tr>
   <tr style="height:9pt;word-break:break-word;white-space:pre-wrap;">
    <td style="padding-top:0.01in;vertical-align:bottom;padding-right:0.01in;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;">&#160;Large accelerated filer</font></p></td>
    <td style="padding-top:0.01in;vertical-align:bottom;padding-right:0.01in;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;"> </font></p></td>
    <td style="padding-top:0.01in;vertical-align:bottom;padding-right:0.01in;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;">&#9746;</font></p></td>
    <td style="padding-top:0.01in;vertical-align:bottom;padding-right:0.01in;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;">  </font></p></td>
    <td style="padding-top:0.01in;vertical-align:bottom;padding-right:0.01in;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;">Accelerated filer</font></p></td>
    <td style="padding-top:0.01in;vertical-align:bottom;padding-right:0.01in;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;"> </font></p></td>
    <td style="padding-top:0.01in;vertical-align:bottom;padding-right:0.01in;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;">&#9744;</font></p></td>
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    <td style="padding-top:0.01in;vertical-align:middle;padding-right:0.01in;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="white-space:pre-wrap;min-width:fit-content;">&#160;</font></p></td>
    <td style="padding-top:0.01in;vertical-align:middle;padding-right:0.01in;"><p style="font-size:9pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="white-space:pre-wrap;min-width:fit-content;">&#160;</font></p></td>
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  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">&#160;</font></p>
  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">DEREGISTRATION OF SECURITIES</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="text-indent:4.533%;font-size:10pt;margin-top:12pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">This Post-Effective Amendment (the &#x201c;Post-Effective Amendment&#x201d;) to the Registration Statements on Form S-8, File Nos. 333-126016, 333-152705 and 333-166434 (as amended, collectively, the &#x201c;Registration Statements&#x201d;) relating to the Patterson-UTI Energy, Inc. 2005 Long-Term Incentive Plan (the &#x201c;Plan&#x201d;) is being filed by Patterson-UTI Energy, Inc., a Delaware corporation (the &#x201c;Registrant&#x201d;) to deregister the Registrant&#x2019;s shares of common stock, par value $0.01 per share (the &#x201c;Common Stock&#x201d;), as well as other Plan interests, remaining unsold or otherwise unissued under the Plan.</font><font style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">  </font></p>
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  <p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:center;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">SIGNATURES</font><font style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
  <p style="text-indent:4.533%;font-size:10pt;margin-top:12pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Pursuant to the requirements of the Securities Act of 1933 (as amended, the &#x201c;Securities Act&#x201d;) the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Post-Effective Amendment to the Registration Statements to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Houston, State of Texas, on February 23, 2024.</font><font style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
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    <td style="vertical-align:bottom;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="white-space:pre-wrap;min-width:fit-content;">&#160;</font></p></td>
    <td style="vertical-align:middle;"><p style="font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="white-space:pre-wrap;min-width:fit-content;">&#160;</font></p></td>
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    <td colspan="5" style="vertical-align:top;"><p style="text-indent:0.45pt;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;font-weight:bold;min-width:fit-content;">PATTERSON-UTI ENERGY, INC.</font></p></td>
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    <td style="vertical-align:bottom;"><p style="text-indent:0.45pt;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;"> </font></p></td>
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    <td style="vertical-align:top;"><p style="text-indent:0.45pt;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="white-space:pre-wrap;min-width:fit-content;">&#160;</font></p></td>
    <td style="vertical-align:bottom;"><p style="text-indent:0.45pt;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;"> </font></p></td>
    <td colspan="3" style="vertical-align:top;"><p style="text-indent:0.45pt;font-size:10pt;margin-top:0;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;min-width:fit-content;">Executive Vice President and Chief Financial Officer</font></p></td>
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  <p style="font-size:10pt;margin-top:12pt;font-family:Times New Roman;margin-bottom:0;text-align:left;"><font style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Note: Pursuant to Rule 478 under the Securities Act, no other person is required to sign this Post-Effective Amendments to the Registration Statements.</font><font style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> </font></p>
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