WTTR

SEC source: 0001104659-17-066092 · a4.xml · nonDerivative · entry 1

Stuart David · CIK 0001721006 · Senior VP, Water Networks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,660

F1 · price: Received in exchange for 8,704 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.

SEC source: 0001104659-17-066091 · a4.xml · derivative · entry 6

Pistono Paul · CIK 0001721005 · Exec. VP - Oilfield Chemicals

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 144,788

Underlying: Class A Common Stock · 57,184 shares

Expires 2026-12-10

F6 · derivative.exercise_date: These options, granted as substitute awards under the Plan, will become exercisable as to 1/3 on each of December 10, 2017, December 10, 2018, and December 10, 2019.

SEC source: 0001104659-17-066091 · a4.xml · derivative · entry 5

Pistono Paul · CIK 0001721005 · Exec. VP - Oilfield Chemicals

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,604

Underlying: Class A Common Stock · 57,184 shares

Expires 2025-12-14

F5 · derivative.exercise_date: These options, granted as substitute awards under the Plan, became exercisable as to 1/3 on November 1, 2017, and become exercisable as to 1/3 on each of December 14, 2017 and December 14, 2018.

SEC source: 0001104659-17-066091 · a4.xml · derivative · entry 4

Pistono Paul · CIK 0001721005 · Exec. VP - Oilfield Chemicals

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,420

Underlying: Class A Common Stock · 21,443 shares

Expires 2025-08-17

F4 · derivative.exercise_date: These options, granted as substitute awards under the Plan, became exercisable as to 1/2 on November 1, 2017, and become exercisable as to 1/4 on each of August 17, 2018 and August 17, 2019.

SEC source: 0001104659-17-066091 · a4.xml · derivative · entry 3

Pistono Paul · CIK 0001721005 · Exec. VP - Oilfield Chemicals

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,977

Underlying: Class A Common Stock · 8,977 shares

Expires 2022-09-04

F3 · derivative.exercise_date: These options, granted as substitute awards under the Plan, are all exercisable.

SEC source: 0001104659-17-066091 · a4.xml · nonDerivative · entry 2

Pistono Paul · CIK 0001721005 · Exec. VP - Oilfield Chemicals

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,898

F2 · shares: These shares of restricted stock, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan (the "Plan"), will vest 1/3 on each of March 31, 2018, March 31, 2019, and March 31, 2020.

SEC source: 0001104659-17-066091 · a4.xml · nonDerivative · entry 1

Pistono Paul · CIK 0001721005 · Exec. VP - Oilfield Chemicals

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,396

F1 · price: Received in exchange for 24,041 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.

SEC source: 0001104659-17-066089 · a4.xml · derivative · entry 6

Nightingale David · CIK 0001721004 · Exec. VP - Wellsite Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 146,427

Underlying: Class A Common Stock · 85,777 shares

Expires 2026-12-10

F5 · derivative.exercise_date: 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.

SEC source: 0001104659-17-066089 · a4.xml · derivative · entry 5

Nightingale David · CIK 0001721004 · Exec. VP - Wellsite Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,650

Underlying: Class A Common Stock · 39,028 shares

Expires 2025-12-14

F4 · derivative.exercise_date: 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.

SEC source: 0001104659-17-066089 · a4.xml · derivative · entry 4

Nightingale David · CIK 0001721004 · Exec. VP - Wellsite Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,622

Underlying: Class A Common Stock · 9,020 shares

Expires 2023-07-15

F3 · derivative.exercise_date: These options, granted as substitute awards under the Plan, are all exercisable.

SEC source: 0001104659-17-066089 · a4.xml · derivative · entry 3

Nightingale David · CIK 0001721004 · Exec. VP - Wellsite Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,602

Underlying: Class A Common Stock · 12,602 shares

Expires 2022-05-01

F3 · derivative.exercise_date: These options, granted as substitute awards under the Plan, are all exercisable.

SEC source: 0001104659-17-066089 · a4.xml · nonDerivative · entry 2

Nightingale David · CIK 0001721004 · Exec. VP - Wellsite Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,940

F2 · shares: 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.

SEC source: 0001104659-17-066089 · a4.xml · nonDerivative · entry 1

Nightingale David · CIK 0001721004 · Exec. VP - Wellsite Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,681

F1 · price: 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.

SEC source: 0001104659-17-066087 · a4.xml · derivative · entry 11

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 269,494

Underlying: Class A Common Stock · 142,962 shares

Expires 2026-12-10

F10 · derivative.exercise_date: 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.

SEC source: 0001104659-17-066087 · a4.xml · derivative · entry 10

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 126,532

Underlying: Class A Common Stock · 55,754 shares

Expires 2025-12-14

F9 · derivative.exercise_date: These options, granted as substitute awards under the Plan, became exercisable as to 1/3 on November 1, 2017, and becomes exercisable to 1/3 on December 14, 2017, and 1/3 on December 14, 2018.

SEC source: 0001104659-17-066087 · a4.xml · derivative · entry 9

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,778

Underlying: Class A Common Stock · 27,076 shares

Expires 2021-03-14

F8 · derivative.exercise_date: These options, granted as substitute awards under the Plan, are all exercisable.

SEC source: 0001104659-17-066087 · a4.xml · derivative · entry 8

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,702

Underlying: Class A Common Stock · 18,327 shares

Expires 2021-03-14

F8 · derivative.exercise_date: These options, granted as substitute awards under the Plan, are all exercisable.

SEC source: 0001104659-17-066087 · a4.xml · derivative · entry 7

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,375

Underlying: Class A Common Stock · 7,391 shares

Expires 2021-03-14

F8 · derivative.exercise_date: These options, granted as substitute awards under the Plan, are all exercisable.

SEC source: 0001104659-17-066087 · a4.xml · derivative · entry 6

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,984

Underlying: Class A Common Stock · 17,984 shares

Expires 2021-03-14

F8 · derivative.exercise_date: These options, granted as substitute awards under the Plan, are all exercisable.

SEC source: 0001104659-17-066087 · a4.xml · nonDerivative · entry 5

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 232,056

F7 · shares: These shares of restricted stock, granted as substitute awards under the Plan, will vest 1/2 on June 5, 2018, and 1/2 on June 5, 2019.

SEC source: 0001104659-17-066087 · a4.xml · nonDerivative · entry 4

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 190,483

F6 · shares: These shares of restricted stock, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan (the "Plan"), will vest on September 16, 2018.

SEC source: 0001104659-17-066087 · a4.xml · nonDerivative · entry 3

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 143,664

F4 · price: Received in exchange for 71,098 shares of Rockwater Class A Common Stock in connection with the Merger.

F5 · ownership.nature: Represents 54,404 shares of Class A common stock held by Shaheen Ladhani RES, LLC, of which the spouse of Ms. Ladhani is the sole member.

SEC source: 0001104659-17-066087 · a4.xml · nonDerivative · entry 2

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 89,260

F2 · price: Received in exchange for 71,107 shares of Rockwater Class A Common Stock in connection with the Merger.

F3 · ownership.nature: Represents 54,411 shares of Class A common stock held by Holli Ladhani RES, LLC, of which Ms. Ladhani is the sole member.

SEC source: 0001104659-17-066087 · a4.xml · nonDerivative · entry 1

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,849

F1 · price: Received in exchange for 45,543 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. (the "Merger").

SEC source: 0001104659-18-007697 · a4a.xml · derivative · entry 12

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 27,069

Underlying: Class A Common Stock · 27,069 shares

Expires 2021-03-14

F1 · kind: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F8 · derivative.exercise_date: These options, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan, are all exercisable.

F10 · ownership.nature: These options are held by Shaheen Ladhani RES, LLC, of which the spouse of Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · derivative · entry 11

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 18,327

Underlying: Class A Common Stock · 18,327 shares

Expires 2021-03-14

F1 · kind: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F8 · derivative.exercise_date: These options, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan, are all exercisable.

F10 · ownership.nature: These options are held by Shaheen Ladhani RES, LLC, of which the spouse of Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · derivative · entry 10

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 7,391

Underlying: Class A Common Stock · 7,391 shares

Expires 2021-03-14

F1 · kind: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F8 · derivative.exercise_date: These options, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan, are all exercisable.

F10 · ownership.nature: These options are held by Shaheen Ladhani RES, LLC, of which the spouse of Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · derivative · entry 9

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 17,984

Underlying: Class A Common Stock · 17,984 shares

Expires 2021-03-14

F1 · kind: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F8 · derivative.exercise_date: These options, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan, are all exercisable.

F10 · ownership.nature: These options are held by Shaheen Ladhani RES, LLC, of which the spouse of Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · derivative · entry 8

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 27,076

Underlying: Class A Common Stock · 27,076 shares

Expires 2021-03-14

F1 · kind: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F8 · derivative.exercise_date: These options, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan, are all exercisable.

F9 · ownership.nature: These options are held by Holli Ladhani RES, LLC, of which Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · derivative · entry 7

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 18,327

Underlying: Class A Common Stock · 18,327 shares

Expires 2021-03-14

F1 · kind: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F8 · derivative.exercise_date: These options, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan, are all exercisable.

F9 · ownership.nature: These options are held by Holli Ladhani RES, LLC, of which Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · derivative · entry 6

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 7,391

Underlying: Class A Common Stock · 7,391 shares

Expires 2021-03-14

F1 · kind: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F8 · derivative.exercise_date: These options, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan, are all exercisable.

F9 · ownership.nature: These options are held by Holli Ladhani RES, LLC, of which Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · derivative · entry 5

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 17,984

Underlying: Class A Common Stock · 17,984 shares

Expires 2021-03-14

F1 · kind: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F8 · derivative.exercise_date: These options, granted as substitute awards under the Select Energy Services, Inc. 2016 Equity Incentive Plan, are all exercisable.

F9 · ownership.nature: These options are held by Holli Ladhani RES, LLC, of which Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · nonDerivative · entry 4

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 50,436

F6 · price: Received in exchange for 65,913 shares of Rockwater Class A Common Stock in connection with the Merger.

F1 · acquired: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F7 · ownership.nature: Represents shares of Class A common stock held by Shaheen Ladhani RES No. 1, LLC, of which the spouse of Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · nonDerivative · entry 3

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 39,582

F3 · price: Received in exchange for 51,728 shares of Rockwater Class A Common Stock in connection with the Merger.

F1 · acquired: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F5 · ownership.nature: Represents shares of Class A common stock held by Shaheen Ladhani RES, LLC, of which the spouse of Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · nonDerivative · entry 2

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 39,582

F3 · price: Received in exchange for 51,728 shares of Rockwater Class A Common Stock in connection with the Merger.

F1 · acquired: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

F4 · ownership.nature: Represents shares of Class A common stock held by Holli Ladhani RES, LLC, of which Ms. Ladhani is the sole member.

SEC source: 0001104659-18-007697 · a4a.xml · nonDerivative · entry 1

Ladhani Holli C. · CIK 0001221455 · Director · President and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,454

F2 · price: Received in exchange for 18,377 shares of Class A common stock, $0.01 par value per share ("Rockwater Class A Common Stock"), of Rockwater Energy Solutions, Inc. ("Rockwater") in connection with the acquisition of Rockwater by Select Energy Services, Inc. (the "Merger").

F1 · acquired: This amendment is being filed to correct the amount of Class A common stock and stock options directly and indirectly held by the reporting person and also to include stock options that were omitted from the reporting person's original Form 4.

SEC source: 0001104659-17-065764 · a4.xml · derivative · entry 2

SES Legacy Holdings, LLC · CIK 0001703714 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,975,512

Underlying: Class A Common Stock · 2,487,029 shares

Expires not disclosed

F3 · derivative.exercise_price: Subject to the terms of the limited liability company agreement of SES Holdings, LLC, by and among SES Legacy Holdings, LLC and the other members thereof, the SES Holdings LLC Units (together with a corresponding number of shares of Class B common stock) are exchangeable from time to time for shares of Class A common stock of the Issuer. The Issuer has the option to deliver cash in lieu of shares of Class A common stock upon the exercise by SES Legacy Holdings, LLC (or any transferee) of its exchange right.

F2 · kind: Reflects the distribution of 2,487,029 SES Holdings LLC units and 2,487,029 shares of Class B common stock by SES Legacy Holdings, LLC to unitholders of SES Legacy Holdings, LLC.

F3 · kind: Subject to the terms of the limited liability company agreement of SES Holdings, LLC, by and among SES Legacy Holdings, LLC and the other members thereof, the SES Holdings LLC Units (together with a corresponding number of shares of Class B common stock) are exchangeable from time to time for shares of Class A common stock of the Issuer. The Issuer has the option to deliver cash in lieu of shares of Class A common stock upon the exercise by SES Legacy Holdings, LLC (or any transferee) of its exchange right.

F3 · derivative.exercise_date: Subject to the terms of the limited liability company agreement of SES Holdings, LLC, by and among SES Legacy Holdings, LLC and the other members thereof, the SES Holdings LLC Units (together with a corresponding number of shares of Class B common stock) are exchangeable from time to time for shares of Class A common stock of the Issuer. The Issuer has the option to deliver cash in lieu of shares of Class A common stock upon the exercise by SES Legacy Holdings, LLC (or any transferee) of its exchange right.

F3 · derivative.expiration_date: Subject to the terms of the limited liability company agreement of SES Holdings, LLC, by and among SES Legacy Holdings, LLC and the other members thereof, the SES Holdings LLC Units (together with a corresponding number of shares of Class B common stock) are exchangeable from time to time for shares of Class A common stock of the Issuer. The Issuer has the option to deliver cash in lieu of shares of Class A common stock upon the exercise by SES Legacy Holdings, LLC (or any transferee) of its exchange right.

SEC source: 0001104659-17-065764 · a4.xml · nonDerivative · entry 1

SES Legacy Holdings, LLC · CIK 0001703714 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,975,512

F1 · security: Each share of Class B common stock has no economic rights but entitles its holder to one vote on all matters to be voted on by stockholders generally.

F2 · kind: Reflects the distribution of 2,487,029 SES Holdings LLC units and 2,487,029 shares of Class B common stock by SES Legacy Holdings, LLC to unitholders of SES Legacy Holdings, LLC.

F3 · kind: Subject to the terms of the limited liability company agreement of SES Holdings, LLC, by and among SES Legacy Holdings, LLC and the other members thereof, the SES Holdings LLC Units (together with a corresponding number of shares of Class B common stock) are exchangeable from time to time for shares of Class A common stock of the Issuer. The Issuer has the option to deliver cash in lieu of shares of Class A common stock upon the exercise by SES Legacy Holdings, LLC (or any transferee) of its exchange right.