Director buys 300 CSW Industrials (CSW) shares in open market

Rhea-AI Filing Summary

CSW INDUSTRIALS, INC. director Darron K Ash reported an open-market purchase of common stock. On March 13, 2026, he bought 300 shares at a price of $256.62 per share, increasing his direct ownership to 1,155 shares of CSW Industrials common stock.

Insider Trade Summary

Net Buyer: 300 shares ($76,986)

Net Buy 1 txn

Insider Ash Darron K

Role Director

Bought 300 shs ($77K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	300	$256.62	$77K

Holdings After Transaction: Common Stock — 1,155 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Ash Darron K

(Last) (First) (Middle)

5420 LYNDON B. JOHNSON FWY., SUITE 500

(Street)

DALLAS TX 75240

(City) (State) (Zip)

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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/13/2026

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
Common Stock	03/13/2026		P		300	A	$256.62	1,155	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:

Remarks:

	/s/ Luke E. Alverson, Attorney-in-Fact for Darron K. Ash	03/16/2026
	** 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 transaction did CSW (CSW) report for Darron K Ash?

Darron K Ash reported buying CSW Industrials shares. He purchased 300 shares of common stock in an open-market transaction at $256.62 per share, bringing his direct holdings to 1,155 CSW Industrials common shares after the reported transaction.

How many CSW Industrials (CSW) shares did the director buy?

The director bought 300 CSW Industrials shares. According to the Form 4, Darron K Ash executed an open-market purchase of 300 shares of CSW Industrials common stock on March 13, 2026, at a price of $256.62 per share.

What is Darron K Ash’s CSW Industrials (CSW) ownership after the trade?

After the trade, Ash directly owns 1,155 shares. The Form 4 shows that following the March 13, 2026 open-market purchase of 300 CSW Industrials common shares, his total direct holdings increased to 1,155 shares of the company’s common stock.

Was the CSW (CSW) insider transaction a purchase or a sale?

The CSW Industrials insider transaction was a purchase. The Form 4 lists transaction code “P” and describes it as an open-market purchase of 300 common shares at $256.62 each by director Darron K Ash on March 13, 2026.

What price did the CSW (CSW) director pay per share in the Form 4 trade?

The director paid $256.62 per CSW Industrials share. The Form 4 specifies a transaction price of $256.62 per share for the 300 common shares acquired by director Darron K Ash in an open-market purchase dated March 13, 2026.