Sec Form 4 Filing - LOCKE STACY @ PIONEER ENERGY SERVICES CORP - 2018-04-30

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
LOCKE STACY
2. Issuer Name and Ticker or Trading Symbol
PIONEER ENERGY SERVICES CORP [ PES]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X __ Director _____ 10% Owner
X __ Officer (give title below) _____ Other (specify below)
President & CEO
(Last) (First) (Middle)
1250 N E LOOP 410 #1000
3. Date of Earliest Transaction (MM/DD/YY)
04/30/2018
(Street)
SAN ANTONIO, TX78209
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 04/30/2018 A 153,972 ( 1 ) A $ 0 1,115,239 D
Common Stock 04/30/2018 F 60,587 ( 2 ) D $ 3.45 1,054,652 D
Common Stock 25,000 ( 3 ) I By 2010 Trust
Common Stock 180,334 I By Locke Children's Trust
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
Reporting Owners
Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
LOCKE STACY
1250 N E LOOP 410 #1000
SAN ANTONIO, TX78209
X President & CEO
Signatures
Wm. Stacy Locke 05/02/2018
Signature of Reporting Person Date
Explanation of Responses:
( 1 )These shares were issued pursuant to the vesting of shares under a performance-based restricted stock unit award granted under the Pioneer Energy Services Corp. Amended and Restated 2007 Incentive Plan. The performance criteria achieved was based upon the Company's EBITDA growth, EBITDA return on capital employed, and total shareholder return growth versus a defined group of nine peer companies over a three-year performance period.
( 2 )These shares were withheld by the issuer to pay for the applicable withholding tax due upon vesting.
( 3 )The reporting person is the sole trustee and primary beneficiary of the Wm Stacy Locke Trust of 2010 (the "2010 Trust")

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* 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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