Select Water Solutions, Inc. — Director's Dealing 2024

Feb 27, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Select Water Solutions, Inc. (WTTR)
CIK: 0001693256
Period of Report: 2024-02-24

Reporting Person: George Christopher Kile (SVP IR Corp Dev Sustainability)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-02-24	Class A Common Stock	A	40188	—	Acquired	305757	Direct
2024-02-24	Class A Common Stock	F	27170	$8.80	Disposed	278587	Direct
2024-02-27	Class A Common Stock	S	23000	$8.6318	Disposed	255587	Direct

Footnotes

F1: 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.

F2: 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.

F3: This transaction was executed in multiple trades at prices ranging from $8.625 USD to $8.6418 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.