CSW Industrials (CSW) EVP Don Sullivan sells 4,526 shares at $343.75

Rhea-AI Filing Summary

CSW INDUSTRIALS, INC. executive Don Sullivan, EVP and Chief Strategy Officer, reported selling 4,526 shares of Common Stock on August 5, 2026 at $343.75 per share in a sale described as an open-market or private transaction. Following the sale, he directly holds 17,041 shares, with an additional 1,875 shares reported as indirectly owned through an ESOP.

Insider Trade Summary

Net Seller: 4,526 shares

Net Sell 2 txns

Insider Sullivan Don

Role EVP, Chief Strategy Officer

Sold 4,526 shs ($1.56M)

Type	Security	Shares	Price	Value
Sale	Common Stock	4,526	$343.75	$1.56M
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 17,041 shares (Direct); Common Stock — 1,875 shares (Indirect, by ESOP)

Key Figures

Shares sold: 4,526 shares Sale price: $343.75 per share Direct holdings after sale: 17,041 shares +2 more

5 metrics

Shares sold 4,526 shares Common Stock sale on August 5, 2026

Sale price $343.75 per share Price for the 4,526-share sale on August 5, 2026

Direct holdings after sale 17,041 shares Direct Common Stock ownership following the reported sale

Indirect ESOP holdings 1,875 shares Indirect Common Stock ownership reported as held by ESOP

Net shares sold 4,526 shares Net change from reported buy/sell transactions in this filing

Key Terms

open market or private transaction, ESOP, indirect ownership

3 terms

open market or private transaction financial

"Transaction code description is “Sale in open market or private transaction”"

ESOP financial

"Nature of ownership for 1,875 shares is listed as “by ESOP”"

An Employee Stock Ownership Plan (ESOP) is a program that gives employees ownership shares in their company, often as part of their benefits package. It acts like a company-sponsored savings plan, allowing workers to have a stake in the company's success, which can boost motivation and loyalty. For investors, ESOPs can influence company decisions and stock value, making them an important aspect of corporate ownership and governance.

indirect ownership financial

"Ownership type for 1,875 shares is coded as indirect"

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/05/2026 - 04:06 PM Accepted by SEC EDGAR 08/05/2026 - 04:06 PM Learn about SEC filing dates

FAQ

What insider transaction did CSW (CSW) report for Don Sullivan?

Don Sullivan reported a sale of 4,526 CSW Industrials common shares on August 5, 2026 at $343.75 per share, classified as an open-market or private transaction.

How many CSW (CSW) shares did Don Sullivan sell and at what price?

He sold 4,526 shares of CSW Industrials Common Stock at $343.75 per share. The transaction is reported as a sale in an open-market or private setting.

What are Don Sullivan’s CSW (CSW) share holdings after the reported sale?

After the transaction, Don Sullivan directly holds 17,041 CSW shares. He also reports an indirect holding of 1,875 shares through an ESOP.

What type of transaction code was used in Don Sullivan’s CSW (CSW) filing?

The transaction used code S, described as a “Sale in open market or private transaction.” This indicates a disposition of shares rather than an acquisition.

Does Don Sullivan have indirect ownership of CSW (CSW) shares?

Yes. The Form 4 shows 1,875 CSW shares as indirectly owned, with the nature of ownership specified as “by ESOP”, indicating holdings through an Employee Stock Ownership Plan.

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^*

Sullivan Don

(Last) (First) (Middle)

5420 LBJ FREEWAY

SUITE 500

(Street)

DALLAS TEXAS 75240

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
CSW INDUSTRIALS, INC. [ CSW ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Strategy Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/05/2026

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

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

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

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	08/05/2026		S		4,526	D	$343.75	17,041	D
Common Stock								1,875	I	by ESOP

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 Don Sullivan	08/05/2026
	** 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.
* Form 4: SEC 1474 (03-26)