COMPX INTERNATIONAL INC — Director's Dealing 2007

May 31, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMPX INTERNATIONAL INC (CIX)
CIK: 0001049606
Period of Report: 2007-05-30

Reporting Person: SIMMONS GLENN R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-05-30	Class A Common Stock $0.01 par value	A	1000	—	Acquired	17000	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common STock $0.01 par value	500	Indirect

Footnotes

F1: Shares issued for no cash consideration to nonemployee directors under the CompX International Inc. 1997 Long-Term Incentive
Plan.

F2: The reporting person disclaims benefical ownership of the shares of the issuer's common stock that his spouse owns.