Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 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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(Print or Type Responses)

1. Name and Address of Reporting Person * Armes Joseph B 2. Issuer Name and Ticker or Trading Symbol CSW INDUSTRIALS, INC. [CSW] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chairman, President & CEO (Last) (First) (Middle) 5420 LYNDON B JOHNSON FWY, STE. 500 3. Date of Earliest Transaction (Month/Day/Year) 04/02/2026 (Street) DALLAS, TX 75240-1007 4. If Amendment, Date 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 (City) (State) (Zip) 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 Common Stock 04/02/2026 M 23,968(1) A $ 0 83,494 D Common Stock 04/02/2026 M 18,784(2) A $ 0 102,278 D Common Stock 04/02/2026 F 16,284 D $260.34 85,994 D Common Stock 3,219 I by ESOP

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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 of Derivative Security: 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
Performance Rights	(1)	04/02/2026		M			12,422	(1)	(1)	Common Stock	12,422	$ 0	0	D
Performance Rights	(2)	04/02/2026		M			9,186	(2)	(2)	Common Stock	9,186	$ 0	9,186	D
Performance Rights	(3)							(3)	(3)	Common Stock	8,004		8,004	D
Performance Rights	(4)							(4)	(4)	Common Stock	8,236		8,236	D
Restricted Stock Units	(5)							(5)	(5)	Common Stock	19,685		19,685	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Armes Joseph B 5420 LYNDON B JOHNSON FWY STE. 500 DALLAS, TX 75240-1007	X		Chairman, President & CEO

Signatures

/s/ Luke E. Alverson, Attorney-in-Fact for Joseph B. Armes		04/07/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Each performance right represented a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vested at a rate between 0% and 200% during a three-year performance cycle ending on March 31, 2026 based on the issuer's relative total shareholder return in comparison to the total shareholder return performance among the Russell 2000 Index over the performance cycle. The performance rights, along with 146 dividend equivalent units, vested at 190.7% of the target award amount and were settled in shares of common stock pursuant to the award agreement terms.
(2)	Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest in three equal amounts, at a rate between 0% and 200%, during three performance cycles beginning April 1, 2021 and ending on each of April 1, 2025, 2026, and 2027 based on the issuer's relative total shareholder return in comparison to the total shareholder return performance among the Russell 2000 Index over the performance cycle. The performance rights may be settled, at the issuer's discretion, in cash or shares of common stock. The 9,186 performance rights for the performance cycle ended April 1, 2026, along with 206 dividend equivalent units, vested at 200% of the target award amount and were settled in shares of common stock pursuant to the award agreement terms.
(3)	Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% during a three-year performance cycle beginning on April 1, 2025, and ending on March 31, 2028, based on the issuer's relative total shareholder return in comparison to the total shareholder return performance among the Russell 2000 Index over the performance cycle. The performance rights may be settled, at the issuer's discretion, in cash or shares of common stock.
(4)	Each performance right represents a contingent right to receive one share of the issuer's common stock at vesting. The performance rights vest at a rate between 0% and 200% during a three-year performance cycle beginning on April 1, 2024, and ending on March 31, 2027, based on the issuer's relative total shareholder return in comparison to the total shareholder return performance among the Russell 2000 Index over the performance cycle. The performance rights may be settled, at the issuer's discretion, in cash or shares of common stock.
(5)	Each restricted stock unit represents a contingent right to receive one share of the issuer's common stock at vesting. 40% of the restricted stock units vest upon the successful recruitment and hiring of a successor Chief Executive Officer; the remaining 60% vest upon the successful first employment anniversary of a successor Chief Executive Officer.

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