Sec Form 4 Filing - SIEGEL MARK S @ PATTERSON UTI ENERGY INC - 2014-04-25

Insider filing report for Changes in Beneficial Ownership
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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
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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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 (MM/DD/YY)
04/25/2014
(Street)
LOS ANGELES, CA90067
4. If Amendment, Date Original Filed (MM/DD/YY)
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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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)
Code V Amount (A) or (D) Price
Common Stock, $.01 par value per share 04/25/2014 M 120,000 ( 1 ) A $ 19.14 1,041,966 D
Common Stock, $.01 par value per share 04/25/2014 F 96,705 ( 2 ) D $ 32.22 945,261 D
Common Stock, $.01 par value per share 04/26/2014 F 1,378 ( 3 ) D $ 32.22 943,883 D
Common Stock, $.01 par value per share 04/29/2014 S 225,000 ( 4 ) D $ 32.5433 ( 5 ) 775,000 I See Footnote ( 4 )
Common Stock, $.01 par value per share 49,900 I By Trust(s) ( 6 )
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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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
(MM/DD/YY)
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 V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right to Buy) $ 19.14 04/25/2014 M 120,000 04/28/2007 04/27/2014 Common Stock, $.01 par value per share 120,000 $ 0 0 D
Reporting Owners
Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
SIEGEL MARK S
1801 CENTURY PARK EAST
SUITE 1111
LOS ANGELES, CA90067
X Chairman of the Board
Signatures
By Barry Huntsman pursuant to a Limited Power of Attorney filed with the SEC on 3/29/2013/s/ Barry Huntsman 04/29/2014
Signature of Reporting Person Date
Explanation of Responses:
( 1 )Acquired upon exercise of option that would have expired April 27, 2014. Net exercise effected pursuant to a Rule 10b5-1 Sales Plan that provides for an automatic net exercise on the regular market trading date immediately preceding the expiration date for the option.
( 2 )Shares disposed to pay exercise price and applicable withholding taxes related to option exercised on April 25, 2014.
( 3 )Shares disposed to pay applicable withholding taxes on restricted stock vested on 04/26/2014.
( 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 )Weighted average price. Actual sales prices ranged from $32.215 to $32.850.
( 6 )Held by trust(s) for which the reporting person is the trustee.

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).

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