Edgar Filing: PATTERSON UTI ENERGY INC

Ownership Submission

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

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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3235-0287

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(Print or Type Responses)

1. Name and Address of Reporting Person ^*

SIEGEL MARK S

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)
Chairman of the Board

(Last)

(First)

(Middle)

1801 CENTURY PARK EAST, SUITE 1111

3. Date of Earliest Transaction (Month/Day/Year)
04/25/2008

(Street)

LOS ANGELES, CA 90067

4. If Amendment, Date Original Filed(Month/Day/Year)

6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

(City)

(State)

(Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction 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)
1.Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock, $.01 par value per share	04/25/2008		A		95,000 ⁽¹⁾	A	$ 0	315,000	D
Common Stock, $.01 par value per share	04/27/2008		F⁽²⁾		6,863	D	$ 29.31	308,137	D
Common Stock, $.01 par value per share	04/28/2008		F⁽³⁾		11,137	D	$ 29.31	297,000	D
Common Stock, $.01 par value per share	04/28/2008		A		0	A	$ 0	1,541,548	I	See footnote ⁽⁴⁾

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security
(Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction 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
(Month/Day/Year)

7. Title and Amount of Underlying Securities
(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

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Option (Right to Buy)

$ 29.31

04/25/2008

238,000

⁽⁵⁾

04/24/2018

Common Stock, $.01 par value per share

238,000

$ 0

238,000

Reporting Owners

Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
SIEGEL MARK S 1801 CENTURY PARK EAST SUITE 1111 LOS ANGELES, CA 90067	X		Chairman of the Board

Signatures

/s/Mark S. Siegel		04/29/2008
^**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	One-third of the shares vest on April 25, 2009 and the remainder vests in equal monthly installments over the twenty-four months following April 25, 2009.
(2)	Mr. Siegel surrendered 6,863 shares of stock to the Issuer to satisfy payroll tax withholding obligations that arose from the vesting of 15,000 shares of restricted stock on April 27, 2008.
(3)	Mr. Siegel surrendered 11,137 shares of stock to the Issuer to satisfy payroll tax withholding obligations that arose from the vesting of 25,000 shares of restricted stock on April 28, 2008.
(4)	Shares owned by Remy Capital Partners III, L.P. Mr. Siegel is the sole stockholder of the general partner of Remy Capital Partners III, L.P.
(5)	One-third of the options vest on April 25, 2009 and the remainder vests in equal monthly installments over the twenty-four months following April 25, 2009.

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