WTTR

SEC source: 0001104659-24-028389 · tm247412-10_4aseq1.xml · nonDerivative · entry 1

Lyons Michael James · CIK 0002011643 · EVP, CSO and CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 105,486

F1 · kind: These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2025, 1/3 on February 24, 2026 and 1/3 on February 24, 2027.

SEC source: 0001104659-24-028314 · tm247412-8_4seq1.xml · nonDerivative · entry 1

Lyons Michael James · CIK 0002011643 · EVP, CSO and CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,537

F1 · kind: These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2025, 1/3 on February 24, 2026 and 1/3 on February 24, 2027.

SEC source: 0001104659-24-028315 · tm247412-9_4seq1.xml · nonDerivative · entry 2

George Christopher Kile · CIK 0001817414 · SVP IR Corp Dev Sustainability

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 278,587

F2 · kind: Represents shares to be withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose upon the vesting of certain restricted stock.

SEC source: 0001104659-24-028315 · tm247412-9_4seq1.xml · nonDerivative · entry 1

George Christopher Kile · CIK 0001817414 · SVP IR Corp Dev Sustainability

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 305,757

F1 · kind: These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2025, 1/3 on February 24, 2026 and 1/3 on February 24, 2027.

SEC source: 0001104659-24-028310 · tm247412-4_4seq1.xml · nonDerivative · entry 2

Skarke Michael · CIK 0001721029 · EVP, COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 383,463

F2 · kind: Represents shares to be withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose upon the vesting of certain restricted stock.

SEC source: 0001104659-24-028310 · tm247412-4_4seq1.xml · nonDerivative · entry 1

Skarke Michael · CIK 0001721029 · EVP, COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 412,322

F1 · kind: These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2025, 1/3 on February 24, 2026 and 1/3 on February 24, 2027.

SEC source: 0001104659-24-028312 · tm247412-6_4seq1.xml · nonDerivative · entry 2

Szymanski Brian · CIK 0001743069 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 102,358

F2 · kind: Represents shares to be withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose upon the vesting of certain restricted stock.

SEC source: 0001104659-24-028312 · tm247412-6_4seq1.xml · nonDerivative · entry 1

Szymanski Brian · CIK 0001743069 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 117,094

F1 · kind: These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2025, 1/3 on February 24, 2026 and 1/3 on February 24, 2027.

SEC source: 0001104659-24-028311 · tm247412-5_4seq1.xml · nonDerivative · entry 2

Swyka Nick L · CIK 0001740784 · CFO & Senior VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 284,332

F2 · kind: Represents shares to be withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose upon the vesting of certain restricted stock.

SEC source: 0001104659-24-028311 · tm247412-5_4seq1.xml · nonDerivative · entry 1

Swyka Nick L · CIK 0001740784 · CFO & Senior VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 315,908

F1 · kind: These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2025, 1/3 on February 24, 2026 and 1/3 on February 24, 2027.

SEC source: 0001104659-24-028309 · tm247412-3_4seq1.xml · nonDerivative · entry 2

Schmitz John · CIK 0001539285 · Director · President/CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,632,853

F2 · kind: Represents shares to be withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose upon the vesting of certain restricted stock.

SEC source: 0001104659-24-028309 · tm247412-3_4seq1.xml · nonDerivative · entry 1

Schmitz John · CIK 0001539285 · Director · President/CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,760,190

F1 · kind: These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2025, 1/3 on February 24, 2026 and 1/3 on February 24, 2027.

SEC source: 0001104659-24-028308 · tm247412-2_4seq1.xml · nonDerivative · entry 2

Ortowski Cody · CIK 0001698465 · EVP, Business Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 312,123

F2 · kind: Represents shares to be withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose upon the vesting of certain restricted stock.

SEC source: 0001104659-24-028308 · tm247412-2_4seq1.xml · nonDerivative · entry 1

Ortowski Cody · CIK 0001698465 · EVP, Business Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 325,041

F1 · kind: These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2025, 1/3 on February 24, 2026 and 1/3 on February 24, 2027.

SEC source: 0001104659-24-028307 · tm247412-1_4seq1.xml · nonDerivative · entry 1

Ibrahim Christina M · CIK 0001641402 · SVP, GC, CCO & Corp. Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 128,484

F1 · kind: These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2025, 1/3 on February 24, 2026 and 1/3 on February 24, 2027.

SEC source: 0001104659-24-032025 · tm248271-3_4aseq1.xml · derivative · entry 1

Lyons Michael James · CIK 0002011643 · EVP, CSO and CTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,769

Underlying: Class A Common Stock · 21,769 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · derivative.exercise_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · derivative.expiration_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · derivative.underlying_shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

SEC source: 0001104659-24-032028 · tm248271-7_4seq1.xml · derivative · entry 2

George Christopher Kile · CIK 0001817414 · EVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,094

Underlying: Class A Common Stock · 20,094 shares

Expires not disclosed

F2 · derivative.exercise_price: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.exercise_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.expiration_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.underlying_shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

SEC source: 0001104659-24-032026 · tm248271-6_4seq1.xml · derivative · entry 2

Skarke Michael · CIK 0001721029 · EVP, COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,769

Underlying: Class A Common Stock · 21,769 shares

Expires not disclosed

F2 · derivative.exercise_price: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.exercise_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.expiration_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.underlying_shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

SEC source: 0001104659-24-032029 · tm248271-8_4seq1.xml · derivative · entry 3

Szymanski Brian · CIK 0001743069 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,035

Underlying: Class A Common Stock · 14,035 shares

Expires not disclosed

F2 · derivative.exercise_price: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.exercise_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.expiration_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.underlying_shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

SEC source: 0001104659-24-032027 · tm248271-4_4seq1.xml · derivative · entry 3

Ortowski Cody · CIK 0001698465 · EVP, Business Strategy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,373

Underlying: Class A Common Stock · 20,373 shares

Expires not disclosed

F2 · derivative.exercise_price: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.exercise_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.expiration_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.underlying_shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

SEC source: 0001104659-24-032024 · tm248271-2_4aseq1.xml · derivative · entry 1

Ibrahim Christina M · CIK 0001641402 · SVP, GC, CCO & Corp. Sec.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,626

Underlying: Class A Common Stock · 17,626 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · derivative.exercise_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · derivative.expiration_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · derivative.underlying_shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

SEC source: 0001104659-24-032023 · tm248271-1_4aseq1.xml · derivative · entry 1

Swyka Nick L · CIK 0001740784 · CFO & Senior VP

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,094

Underlying: Class A Common Stock · 20,094 shares

Expires not disclosed

F1 · derivative.exercise_price: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. Effective March 4, 2024, the reporting person ceased serving as the Issuer's Senior Vice President and Chief Financial Officer and ceased to be an officer of the Issuer for Section 16 reporting purposes. As a result, the reporting person will only be entitled to a portion of the PSUs, contingent on actual performance of the Issuer's annualized absolute total shareholder return. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. Effective March 4, 2024, the reporting person ceased serving as the Issuer's Senior Vice President and Chief Financial Officer and ceased to be an officer of the Issuer for Section 16 reporting purposes. As a result, the reporting person will only be entitled to a portion of the PSUs, contingent on actual performance of the Issuer's annualized absolute total shareholder return. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · derivative.exercise_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. Effective March 4, 2024, the reporting person ceased serving as the Issuer's Senior Vice President and Chief Financial Officer and ceased to be an officer of the Issuer for Section 16 reporting purposes. As a result, the reporting person will only be entitled to a portion of the PSUs, contingent on actual performance of the Issuer's annualized absolute total shareholder return. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · derivative.expiration_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. Effective March 4, 2024, the reporting person ceased serving as the Issuer's Senior Vice President and Chief Financial Officer and ceased to be an officer of the Issuer for Section 16 reporting purposes. As a result, the reporting person will only be entitled to a portion of the PSUs, contingent on actual performance of the Issuer's annualized absolute total shareholder return. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

F1 · derivative.underlying_shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of Select Water Solutions, Inc. (the "Issuer"), par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026. Effective March 4, 2024, the reporting person ceased serving as the Issuer's Senior Vice President and Chief Financial Officer and ceased to be an officer of the Issuer for Section 16 reporting purposes. As a result, the reporting person will only be entitled to a portion of the PSUs, contingent on actual performance of the Issuer's annualized absolute total shareholder return. This amendment is being filed to report the PSUs that were inadvertently omitted from the original Form 4.

SEC source: 0001104659-24-032022 · tm248271-5_4seq1.xml · derivative · entry 4

Schmitz John · CIK 0001539285 · Director · President/CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,832

Underlying: Class A Common Stock · 92,832 shares

Expires not disclosed

F2 · derivative.exercise_price: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.exercise_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.expiration_date: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

F2 · derivative.underlying_shares: Each performance share unit ("PSU") represents a contingent right to receive one share of Class A common stock of the Issuer, par value $0.01 per share, pursuant to the Select Energy Services, Inc. 2016 Equity Incentive Plan. Between 0% and 200% of the target number of PSUs granted are eligible to vest based on continued employment and the Issuer's annualized absolute total shareholder return over the period from January 1, 2024 to December 31, 2026.

SEC source: 0001562180-24-000156 · primarydocument.xml · nonDerivative · entry 1

Schmitz John · CIK 0001539285 · Director · President/CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,357,262

F1 · kind: Represents shares to be withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose upon the vesting of certain restricted stock.

SEC source: 0001104659-23-115769 · tm2330186-1_4seq1.xml · nonDerivative · entry 1

Schmitz John · CIK 0001539285 · Director · President/CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · By B-29 Holdings, LP

Disclosed balance after: 4,325,444

F1 · kind: On November 6, 2023, B-29 Holdings, LP transferred 1,000,000 shares to certain of its lenders and received credit for repayment under the credit agreement at a per share value of $7.52, which is the average of the opening and closing prices for WTTR on such date.

F1 · price: On November 6, 2023, B-29 Holdings, LP transferred 1,000,000 shares to certain of its lenders and received credit for repayment under the credit agreement at a per share value of $7.52, which is the average of the opening and closing prices for WTTR on such date.

SEC source: 0001562180-23-006734 · primarydocument.xml · nonDerivative · entry 1

Szymanski Brian · CIK 0001743069 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,024

SEC source: 0001562180-23-006471 · primarydocument.xml · nonDerivative · entry 1

Colbert Suzanne · CIK 0001878946 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,813

F1 · kind: Represents shares to be withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose upon the vesting of certain restricted stock.

SEC source: 0001104659-23-077724 · tm2320516-1_4seq1.xml · nonDerivative · entry 1

Skarke Michael · CIK 0001721029 · EVP, COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 368,785

F1 · price: This transaction was executed in multiple trades at prices ranging from $8.12 USD to $8.1550 USD; the price reported above reflects the weighted average sale price. The reporting person undertakes to provide to Select Water Solutions, Inc., a Delaware corporation (the "Issuer"), any security holder of the Issuer or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

SEC source: 0001085550-23-000015 · wf-form4_168677444518283.xml · nonDerivative · entry 3

SCF Partners, Inc. · CIK 0001085550 · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,303,626

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000015 · wf-form4_168677444518283.xml · nonDerivative · entry 2

SCF Partners, Inc. · CIK 0001085550 · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,405,442

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000015 · wf-form4_168677444518283.xml · nonDerivative · entry 1

SCF Partners, Inc. · CIK 0001085550 · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,498,342

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000014 · wf-form4_168634252202121.xml · nonDerivative · entry 3

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,526,138

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000014 · wf-form4_168634252202121.xml · nonDerivative · entry 2

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,646,614

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000014 · wf-form4_168634252202121.xml · nonDerivative · entry 1

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,705,442

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000013 · wf-form4_168608239986769.xml · nonDerivative · entry 3

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,903,253

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000013 · wf-form4_168608239986769.xml · nonDerivative · entry 2

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,958,053

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000013 · wf-form4_168608239986769.xml · nonDerivative · entry 1

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,961,272

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000012 · wf-form4_168504812782911.xml · nonDerivative · entry 2

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 4,965,400

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000012 · wf-form4_168504812782911.xml · nonDerivative · entry 1

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,046,918

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000011 · wf-form4_168478673643102.xml · nonDerivative · entry 3

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,192,587

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000011 · wf-form4_168478673643102.xml · nonDerivative · entry 2

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,314,219

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000011 · wf-form4_168478673643102.xml · nonDerivative · entry 1

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,388,242

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000010 · wf-form4_168435866423231.xml · nonDerivative · entry 3

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,441,142

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000010 · wf-form4_168435866423231.xml · nonDerivative · entry 2

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,534,945

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000010 · wf-form4_168435866423231.xml · nonDerivative · entry 1

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,535,245

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000009 · wf-form4_168392615482978.xml · nonDerivative · entry 2

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,588,837

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000009 · wf-form4_168392615482978.xml · nonDerivative · entry 1

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,590,428

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000007 · wf-form4_168366366851258.xml · nonDerivative · entry 3

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,590,628

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001085550-23-000007 · wf-form4_168366366851258.xml · nonDerivative · entry 2

SCF Partners, Inc. · CIK 0001085550 · 10% owner · Member of Group

SCF VI LP · CIK 0001334122 · Director · 10% owner

SCF-VI, G.P., Limited Partnership · CIK 0001380957 · Director · 10% owner

SCF-VII, L.P. · CIK 0001546824 · Director · 10% owner

SCF-VII, G.P., Limited Partnership · CIK 0001546823 · Director · 10% owner

SCF-VII(A), L.P. · CIK 0001672213 · 10% owner · Member of Group

SCF-VII(A), G.P., Limited Partnership · CIK 0001721708 · 10% owner · Member of Group

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · SCF-VI, L.P.

Disclosed balance after: 5,590,638

F1 · ownership.nature: SCF Partners, Inc. (formerly named LE Simmons & Associates Inc), a Delaware corporation (SCFP), manages each of SCFVI, GP, Limited Partnership (SCFVIGP), SCFVII, GP Limited Partnership (SCFVIIGP) and SCF-VII(A), GP Limited Partnership (SCFVIIAGP), each of which are Delaware limited partnerships. Additionally, SCFVIGP is the sole general partner of SCF-VI, SCFVIIGP is the sole general partner of SCF-VII, and SCF-VIIAGP is the sole general partner of SCF-VIIA. Collectively, SCFP, SCFVIGP, SCFVIIGP, SCFVIIAGP, SCF-VI, SCF-VII and SCF-VIIA are the reporting entities. Based on the reporting person's affiliation with the reporting entities, SCFP may be deemed to beneficially own all of the shares of common stock of the registrant beneficially owned or deemed to be beneficially owned by the reporting entities.

SEC source: 0001562180-23-004015 · primarydocument.xml · nonDerivative · entry 2

Burleson Gayle · CIK 0001706715 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,457

F2 · kind: Represents shares to be withheld by the Issuer to satisfy tax withholding obligations of the Reporting Person that arose upon the vesting of certain restricted stock.