XNYS:PES Pioneer Energy Services Corp Insider Activity 4 Filing - 1/31/2012

Effective Date 1/31/2012

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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 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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(Print or Type Responses)
1. Name and Address of Reporting Person *
Eustace Joseph Brooks
  2. Issuer Name and Ticker or Trading Symbol
PIONEER DRILLING CO [PDC]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP & Pres. Prod. Svs. Div.
(Last)
(First)
(Middle)
1305 US 281 S
3. Date of Earliest Transaction (Month/Day/Year)
01/31/2012
(Street)

PLEASANTON, TX 78064
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)
Code V Amount (A) or (D) Price
Common stock               38,711 D  

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 V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee stock option (Right to buy) $13.57               (2) 03/03/2018 Common stock 85,000   85,000 D  
Employee stock option (Right to buy) $17.07               (2) 08/28/2018 Common stock 54,000   54,000 D  
Employee stock option (Right to buy) $3.84               (3) 03/02/2019 Common stock 69,000   69,000 D  
Employee stock option (Right to buy) $8.86               (4) 02/02/2020 Common stock 53,600   53,600 D  
Employee stock option (Right to buy) $9.01               (5) 02/02/2021 Common stock 45,998   45,998 D  
Employee stock option (Right to buy) $8.92 01/31/2012   A   49,819     (1) 01/31/2022 Common stock 49,819 $ 0 49,819 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Eustace Joseph Brooks
1305 US 281 S
PLEASANTON, TX 78064
      EVP & Pres. Prod. Svs. Div.  

Signatures

 Joseph B Eustace   02/02/2012
** 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) The option becomes exercisable in three equal installments on January 31,2013, 2014 and 2015.
(2) All options are fully exercisable at 02-02-2012.
(3) The option becomes exercisable in three equal installments on March 2, 2010, 2011 and 2012.
(4) The option becomes exercisable in three equal installments on February 2, 2011, 2012 and 2013.
(5) The option becomes exercisable in three equal installments on February 2, 2012, 2013 and 2014.

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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XNYS:PES Pioneer Energy Services Corp Insider Activity 4 Filling

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XNYS:PES Pioneer Energy Services Corp Insider Activity 4 Filing - 1/31/2012
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