WTTR EVP & CFO receives 25,674 PSUs while 10,103 WTTR shares withheld for taxes

Rhea-AI Filing Summary

Select Water Solutions EVP & CFO George Christopher Kile reported equity compensation activity involving Class A Common Stock. He acquired 25,674 shares through performance share units that were earned under a February 24, 2023 award after performance conditions were satisfied. On the same day, 10,103 shares were disposed of to cover tax withholding obligations upon vesting of those units, leaving him with 341,005 shares held directly.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

George Christopher Kile

(Last) (First) (Middle)

1820 N-I35

(Street)

GAINESVILLE TX 76240

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Select Water Solutions, Inc. [ WTTR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & CFO

3. Date of Earliest Transaction (Month/Day/Year)
03/05/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	03/05/2026		A(1)		25,674	A	$0.00	351,108	D
Class A Common Stock	03/05/2026		F(2)		10,103	D	$14.03	341,005	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The reported shares are represented by performance share units ("PSUs") earned pursuant to the terms of a performance share unit award granted on February 24, 2023, to the reporting person for which the performance conditions were satisfied.

2. Represents shares to be withheld by Select Water Solutions, Inc., a Delaware corporation ("the Issuer") to satisfy tax withholding obligations of the reporting person that arose upon vesting of the PSUs.

Remarks:

	/s/ George, Christopher Kile by Calla Hackler, as Attorney-in-Fact	03/09/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did WTTR EVP & CFO George Christopher Kile report?

He reported an equity award and related tax withholding. Kile acquired 25,674 Class A shares via earned performance share units, then disposed of 10,103 shares that were withheld by the company to satisfy tax obligations triggered by the vesting event.

Were George Christopher Kile’s WTTR share disposals open-market sales?

No, the disposition was for tax withholding. The 10,103 Class A shares were withheld by Select Water Solutions, Inc. to satisfy Kile’s tax obligations that arose when his performance share units vested, rather than being sold in an open-market transaction.

What equity award did WTTR’s EVP & CFO receive in this Form 4 filing?

He received 25,674 shares represented by performance share units. These PSUs were granted on February 24, 2023 and became earned when specified performance conditions were satisfied, resulting in delivery of Class A Common Stock to Kile on the reported transaction date.

How many WTTR shares does George Christopher Kile hold after these transactions?

Following the reported grant and tax withholding, Kile directly holds 341,005 shares of Select Water Solutions Class A Common Stock. This figure reflects both the 25,674 performance-based shares acquired and the 10,103 shares withheld to cover his associated tax liabilities.

What do the performance share units (PSUs) mean in Kile’s WTTR filing?

The PSUs are equity awards that convert into shares if performance goals are met. Kile’s 25,674 PSUs were earned under a February 24, 2023 award once performance conditions were satisfied, leading to issuance of an equivalent number of Class A shares to him.