Form: 4

Statement of changes in beneficial ownership of securities

November 3, 2017

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*
Nightingale David
(Last) (First) (Middle)
1820 NORTH I-35, P.O. BOX 1715
(Street)
GAINESVILLE TX 76241
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Select Energy Services, Inc. [ WTTR ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Exec. VP - Wellsite Services
3. Date of Earliest Transaction (Month/Day/Year)
11/01/2017
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)
Code V Amount (A) or (D) Price
Class A Common Stock 11/01/2017 A 33,681 A (1) 33,681 D
Class A Common Stock 11/01/2017 A 52,259(2) A $0 85,940 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)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Options (right to buy) $23.8 11/01/2017 A 12,602 11/01/2017(3) 05/01/2022 Class A Common Stock 12,602 $0 12,602 D
Stock Options (right to buy) $27.71 11/01/2017 A 9,020 11/01/2017(3) 07/15/2023 Class A Common Stock 9,020 $0 21,622 D
Stock Options (right to buy) $8.97 11/01/2017 A 39,028 (4) 12/14/2025 Class A Common Stock 39,028 $0 60,650 D
Stock Options (right to buy) $8.66 11/01/2017 A 85,777 (5) 12/10/2026 Class A Common Stock 85,777 $0 146,427 D
Explanation of Responses:
1. Received in exchange for 44,017 shares of Class A common stock, $0.01 par value per share, of Rockwater Energy Solutions, Inc. ("Rockwater") in connection with the acquisition of Rockwater by Select Energy Services, Inc.
2. These shares of restricted stock, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan (the "Plan"), will vest on April 10, 2018.
3. These options, granted as substitute awards under the Plan, are all exercisable.
4. These options, granted as substitute awards under the Plan, became exercisable as to 1/3 on November 1, 2017, and become exercisable to 1/3 on December 14, 2017 and 1/3 on December 14, 2018.
5. These options, granted as substitute awards under the Plan, will become exercisable to 1/3 on each of December 10, 2017, December 10, 2018, and December 10, 2019.
/s/ David J. Nightingale by Adam Law, as Attorney-in-Fact 11/03/2017
** 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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