NL Industries director receives 6,000-share stock grant

NL Industries Inc director Meredith W. Mendes reported an equity grant on Common Stock.

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Form Type

Rhea-AI Filing Summary

NL Industries Inc director Meredith W. Mendes reported an equity grant on Common Stock. She acquired 6,000 shares at a reported value of $6.67 per share under the NL Industries, Inc. 2023 Non-Employee Director Stock Plan. After this award, she directly holds 34,550 common shares.

The shares were issued for no cash consideration, indicating this was compensation rather than an open-market purchase. As a non-employee director, this type of stock award aligns her interests with other shareholders without requiring an out-of-pocket investment.

Insider Trade Summary

Grant/Award: 6,000 shares

Grant/Award 1 txn

Insider Mendes Meredith W.

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock $0.125 par value per share	6,000	$6.67	$40K

Holdings After Transaction: Common Stock $0.125 par value per share — 34,550 shares (Direct)

Footnotes (1)

F1. Shares issued for no cash consideration to directors under the NL Industries, Inc. 2023 Non-Employee Director Stock Plan.

Key Figures

Shares granted: 6,000 shares Grant value per share: $6.67 per share Shares owned after transaction: 34,550 shares +1 more

4 metrics

Shares granted 6,000 shares Common Stock award to director on 2026-05-14

Grant value per share $6.67 per share Reported transaction price for equity award

Shares owned after transaction 34,550 shares Director’s direct holdings following grant

Par value $0.125 per share Par value of NL common stock

Key Terms

Form 4, Common Stock $0.125 par value per share, 2023 Non-Employee Director Stock Plan, grant/award acquisition

4 terms

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

2023 Non-Employee Director Stock Plan financial

"under the NL Industries, Inc. 2023 Non-Employee Director Stock Plan."

grant/award acquisition financial

"transaction_action: "grant/award acquisition""

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did NL (NL Industries Inc) director Meredith W. Mendes report in this Form 4?

Meredith W. Mendes reported receiving 6,000 shares of NL common stock as an equity award. The grant was valued at $6.67 per share and increased her direct holdings to 34,550 shares as part of director compensation.

Was Meredith W. Mendes’ NL stock transaction a market purchase or a grant?

The transaction was a stock grant, not a market purchase. The Form 4 shows 6,000 common shares issued for no cash consideration under NL Industries’ 2023 Non-Employee Director Stock Plan as compensation for her service as a director.

How many NL Industries shares does Meredith W. Mendes own after this grant?

After receiving the 6,000-share award, Meredith W. Mendes directly holds 34,550 shares of NL common stock. This total reflects her position following the reported Form 4 transaction and represents her post-award ownership stake as a non-employee director.

What is the stated value of the NL Industries stock granted to Meredith W. Mendes?

The 6,000 shares of NL common stock were reported at $6.67 per share. This per-share figure is the transaction price shown in the Form 4, providing a reference value for the director stock award made under the company’s 2023 plan.

What is the NL Industries 2023 Non-Employee Director Stock Plan mentioned in the filing?

The 2023 Non-Employee Director Stock Plan is NL Industries’ program for compensating outside directors with equity. Under this plan, directors like Meredith W. Mendes receive shares, such as the 6,000-share grant issued for no cash consideration in this Form 4 filing.

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

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Accepted by SEC EDGAR 05/15/2026 - 08:06 AM

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^*

Mendes Meredith W.

(Last)

(First)

(Middle)

5430 LBJ FREEWAY

SUITE 1700

(Street)

DALLAS

TEXAS

75240

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
NL INDUSTRIES INC [ NL ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/14/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock $0.125 par value per share	05/14/2026		A⁽¹⁾		6,000	A	$6.67⁽¹⁾	34,550	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Shares issued for no cash consideration to directors under the NL Industries, Inc. 2023 Non-Employee Director Stock Plan.

	Jane R. Grimm, Attorney-in-fact, for Meredith W. Mendes	05/15/2026
	** 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)

Source: View Original Filing on SEC EDGAR