Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * BERNS KENNETH N	2. Issuer Name and Ticker or Trading Symbol PATTERSON UTI ENERGY INC [ PTEN ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __ X __ Director                      _____ 10% Owner __ X __ Officer (give title below)      _____ Other (specify below) Senior Vice President
(Last)          (First)          (Middle) 1801 CENTURY PARK EAST, SUITE 1111	3. Date of Earliest Transaction (MM/DD/YYYY) 4/21/2015
(Street) LOS ANGELES, CA 90067 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _ X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, $.01 par value per share	4/21/2015		A		44500   (1)	A	$0.00	311741	D
Common Stock, $.01 par value per share	4/21/2015		A		96000   (2)	A	$20.33	407741	D
Common Stock, $.01 par value per share	4/21/2015		F		50093   (3)	D	$20.33	357648	D
Common Stock, $.01 par value per share	4/22/2015		F		8226   (4)	D	$20.33	349422	D
Common Stock, $.01 par value per share								140000	I	By Trusts(s)   (5)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$20.33	4/21/2015		A		154200		(6)	4/20/2025	Common Stock, $.01 par value per share	154200	$0.00	154200	D

Explanation of Responses:
( 1)	One-third of the shares vests on April 21, 2016 and the remainder vests in equal monthly installments over the twenty-four months following April 21, 2016.
( 2)	Shares received in settlement of the 2012 Performance Unit grant.
( 3)	Shares disposed to pay applicable withholding taxes on shares received from 2012 Performance Unit grant.
( 4)	Shares disposed to pay applicable withholding taxes on restricted stock vested on 04/22/2015.
( 5)	Held by trust(s) for which the reporting person is the trustee.
( 6)	One-third of the options vests on April 21, 2016 and the remainder vests in equal monthly installments over the twenty-four months following April 21, 2016.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
BERNS KENNETH N 1801 CENTURY PARK EAST SUITE 1111 LOS ANGELES, CA 90067	X		Senior Vice President

Signatures
By Barry Huntsman pursuant to a Limited Power of Attorney filed with the SEC on 3/29/2013 /s/ Barry Huntsman		4/23/2015
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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