Cody Ortowski - Feb 24, 2023 Form 4 Insider Report for Select Energy Services, Inc. (WTTR)

Role: EVP, Business Strategy
Signature: /s/ Cody Ortowski by Samantha-Anne Horwitch Nadolny, as Attorney-in-Fact
Stock symbol: WTTR
Transactions as of: Feb 24, 2023
Transactions value $: -$66,244
Form type: 4
Date filed: 2/28/2023, 05:43 PM
Previous filing: May 10, 2022
Next filing: Mar 7, 2023

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	WTTR	Class A Common Stock	Award	$0	+44.5K	+17.1%	$0.00	304K	Feb 24, 2023	Direct	F1
transaction	WTTR	Class A Common Stock	Tax liability	-$66.2K	-8.96K	-2.94%	$7.39	295K	Feb 24, 2023	Direct	F2
holding	WTTR	Class A Common Stock						1.12M	Feb 24, 2023	By Proactive Investments, LP

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	These shares of restricted stock, granted under the Select Energy Services, Inc. 2016 Equity Incentive Plan, will vest 1/3 on February 24, 2024, 1/3 on February 24, 2025 and 1/3 on February 24, 2026.
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.