Sec Form 4 Filing - Krenek Alan @ BASIC ENERGY SERVICES INC - 2018-08-15

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 Krenek Alan 2. Issuer Name and Ticker or Trading Symbol BASIC ENERGY SERVICES INC [ BAS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) SVP, CFO, Secretary, Treasurer (Last) (First) (Middle) 801 CHERRY STREET, SUITE 2100 3. Date of Earliest Transaction (MM/DD/YY) 08/15/2018 (Street) FORT WORTH, TX76102 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 08/15/2018 M 120,959 A $ 0 ( 1 ) 169,311 D Common Stock 08/15/2018 F( 2 ) 44,238 D $ 8.53 125,073 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 (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 Restricted Stock Units ( 1 ) 08/15/2018 M 29,678 ( 3 ) ( 3 ) Common Stock 29,678 $ 0 75,319 D Restricted Stock Units ( 1 ) 08/15/2018 M 59,357 ( 4 ) ( 4 ) Common Stock 59,357 $ 0 15,962 D Restricted Stock Units ( 1 ) 08/15/2018 M 15,962 ( 5 ) ( 5 ) Common Stock 15,962 $ 0 0 D Restricted Stock Units ( 1 ) 08/15/2018 A 15,962 ( 6 ) ( 6 ) Common Stock 15,962 $ 0 15,962 D Restricted Stock Units ( 1 ) 08/15/2018 M 15,962 ( 6 ) ( 6 ) Common Stock 15,962 $ 0 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Krenek Alan 801 CHERRY STREET SUITE 2100 FORT WORTH, TX76102 SVP, CFO, Secretary, Treasurer Signatures /s/ T.M."Roe" Patterson, Attorney-in-Fact 08/20/2018 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Restricted stock units convert into common stock on a one-for-one basis. ( 2 )In connection with the vesting of restricted stock units, the Issuer withheld vested shares of common stock and agreed to satisfy the Reporting Person's tax withholding obligations in lieu of cash. The number of vested shares withheld was based on the closing price of the Issuer's common stock on August 15, 2018. Such shares were acquired as treasury stock by the Issuer. ( 3 )On December 23, 2016, the Reporting Person was granted 89,036 restricted stock units, which vest in three equal annual installments beginning on December 23, 2016. In connection with the Reporting Person's retirement effective August 15, 2018, all unvested restricted stock units vested in full. ( 4 )On February 22, 2017, the Reporting Person was granted 89,036 restricted stock units, which vest in three equal annual installments beginning on February 8, 2018. In connection with the Reporting Person's retirement effective August 15, 2018, all unvested restricted stock units vested in full. ( 5 )On February 8, 2018, the Reporting Person was granted 15,962 restricted stock units, which vest in three equal annual installments beginning on February 8, 2019. In connection with the Reporting Person's retirement effective August 15, 2018, all unvested restricted stock units vested in full. ( 6 )Represents earning of performance-based restricted stock units that were initially granted on February 8,2018. In connection with the Reporting Person's retirement effective August 15, 2018, all such performance-based restricted stock units were earned at 100% and vested in full.

Remarks: Exhibit List: Exhibit 24.1 Power of Attorney

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).

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