SEC FORM 4

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Tucker Brian L

(Last)

(First)

(Middle)

1250 NE LOOP 410 #1000

(Street)

SAN ANTONIO

78209

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
PIONEER ENERGY SERVICES CORP [ PES ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	EVP & Pres Drilling Svs. Div.

3. Date of Earliest Transaction (Month/Day/Year)
01/28/2016

4. If Amendment, Date of 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

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	01/30/2016		M		3,652	A	⁽¹⁾	29,923	D
Common Stock	01/31/2016		M		4,227	A	⁽¹⁾	34,150	D

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 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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Employee stock option (Right to buy)	$1.31	01/28/2016		A		107,983		⁽²⁾	01/28/2026	Common stock	107,983	$0	107,983	D
Restricted Stock Units	⁽¹⁾	01/30/2016		M			3,652	⁽³⁾	⁽³⁾	Common Stock	3,652	$0	3,653	D
Restricted Stock Units	⁽¹⁾	01/31/2016		M			4,227	⁽⁴⁾	⁽⁴⁾	Common Stock	4,227	$0	0	D

Explanation of Responses:

1. Restricted stock units convert into common stock on a one-for-one basis.

2. The option becomes exercisable in three equal installments on January 28, 2017, 2018 and 2019.

3. On January 30, 2014, the reporting person was granted 10,957 restricted stock units, vesting one-third on January 30, 2015, one-third on January 30, 2016, and the final one-third on January 30, 2017.

4. On May 21, 2013, the reporting person was granted 12,682 restricted stock units, vesting one-third on January 31, 2014, one-third on January 31, 2015 and the final one-third on January 31, 2016. The reporting person has elected, upon the vesting thereof, to defer the receipt of 126 shares under the terms of the Pioneer Energy Services Corp. Nonqualified Retirement Savings and Investment Plan. The deferred shares will be delivered to the reporting person upon the reporting person's retirement following separation from service or another scheduled distribution date as provided by Section 409A of the Internal Revenue Code of 1986, as amended.

	Brian L. Tucker	02/01/2016
	** 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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