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    ACCESSION NUMBER:		0001564590-21-018510
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		18
    CONFORMED PERIOD OF REPORT:	20210603
    FILED AS OF DATE:		20210412
    DATE AS OF CHANGE:		20210412

    FILER:

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

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-39270
    		FILM NUMBER:		21821223

    	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
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