CompX director granted 1,700 CIX shares

Tidlund Mary A. reported acquisition or exercise transactions in this Form 4 filing.

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Form Type

Rhea-AI Filing Summary

Tidlund Mary A. reported acquisition or exercise transactions in this Form 4 filing.

CompX International Inc. director Mary A. Tidlund reported an equity award of Class A common stock. She received 1,700 shares on May 20, 2026 at a reported value of $23.44 per share, issued for no cash consideration under the CompX International Inc. 2012 Director Stock Plan. After this grant, she directly holds 8,100 shares of Class A common stock.

Insider Trade Summary

Grant/Award: 1,700 shares

Grant/Award 1 txn

Insider Tidlund Mary A.

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock $0.01 par value per share	1,700	$23.44	$40K

Holdings After Transaction: Class A Common Stock $0.01 par value per share — 8,100 shares (Direct)

Footnotes (1)

F1. Shares issued for no cash consideration to directors under the CompX International Inc. 2012 Director Stock Plan.

Key Figures

Shares granted: 1,700 shares Grant value per share: $23.44 per share Shares held after transaction: 8,100 shares

3 metrics

Shares granted 1,700 shares Class A common stock award on May 20, 2026

Grant value per share $23.44 per share Reported price for the 1,700-share award

Shares held after transaction 8,100 shares Total direct Class A holdings following the grant

Key Terms

2012 Director Stock Plan, Grant, award, or other acquisition, Class A Common Stock

3 terms

2012 Director Stock Plan financial

"Shares issued for no cash consideration to directors under the CompX International Inc. 2012 Director Stock Plan."

Grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

Class A Common Stock financial

"Class A Common Stock $0.01 par value per share"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

FAQ

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What insider transaction did Mary A. Tidlund report for COMPX INTERNATIONAL INC (CIX)?

Mary A. Tidlund reported an acquisition of shares through an equity award. She received 1,700 shares of Class A common stock as a director, issued under the CompX International Inc. 2012 Director Stock Plan rather than through an open-market purchase.

How many COMPX INTERNATIONAL INC (CIX) shares were granted to Mary A. Tidlund?

Mary A. Tidlund was granted 1,700 shares of Class A common stock. The Form 4 shows these shares at a reported value of $23.44 per share, reflecting an equity compensation award rather than a cash purchase transaction on the open market.

Did Mary A. Tidlund pay cash for her new CIX shares?

No, Mary A. Tidlund did not pay cash for these shares. A footnote states the 1,700 shares were issued for no cash consideration to directors under the CompX International Inc. 2012 Director Stock Plan as part of her director compensation.

What is Mary A. Tidlund’s COMPX INTERNATIONAL INC (CIX) shareholding after this Form 4?

After the reported grant, Mary A. Tidlund directly holds 8,100 shares of Class A common stock. This total includes the newly awarded 1,700 shares received on May 20, 2026, as disclosed in the Form 4 filing for CompX International Inc.

Was this CIX insider transaction an open-market buy or a compensation award?

This transaction was a compensation-related award, not an open-market buy. The Form 4 classifies it as a grant or other acquisition, and the footnote explains the 1,700 shares were issued to directors for no cash under the 2012 Director Stock Plan.

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Accepted by SEC EDGAR 05/21/2026 - 02:22 PM EDT

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^*

Tidlund Mary A.

(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
COMPX INTERNATIONAL INC [ CIX ]

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)
05/20/2026

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)
Class A Common Stock $0.01 par value per share	05/20/2026		A⁽¹⁾		1,700	A	$23.44⁽¹⁾	8,100	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 CompX International Inc. 2012 Director Stock Plan.

	Jane R. Grimm, Attorney-in-fact, for Mary A. Tidlund	05/21/2026
	** 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