NL INDUSTRIES INC — Director's Dealing 2008

Jan 22, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NL INDUSTRIES INC (NL)
CIK: 0000072162
Period of Report: 2008-01-17

Reporting Person: SIMMONS HAROLD C (Director, Chairman of the Board & CEO, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-01-17	Common Stock $0.125 par value	P	37300	$9.5421	Acquired	709600	Direct
2008-01-18	Common Stock $0.125 par value	P	30000	$8.8891	Acquired	739600	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $0.125 par value	40387531	Indirect
Common Stock $0.125 par value	222100	Indirect
Common Stock $0.125 par value	269775	Indirect

Footnotes

F1: The aggregate shares purchased as reported on this line represent the total amount of 21 separate purchases of the issuer's
common stock on 01/17/2008. The reported purchase price is the average purchase prices for these 21 purchases, which
purchase prices ranged from $9.00 to $9.75 per share.

F2: The aggregate shares purchased as reported on this line represent the total amount of 13 separate purchases of the issuer's
common stock on 01/18/2008. The reported purchase price is the average purchase prices for these 13 purchases, which
purchase prices ranged from $8.76 to $8.99 per share.

F3: Directly held by Valhi, Inc. See the Additional Information filed as Exhibit 99 to this statement for a description of the
relationships.

F4: Directly held by TIMET Finance Management Company. See the Additional Information filed as Exhibit 99 to this statement for
a description of the relationships.

F5: Directly held by the Reporting Person's spouse. The Reporting Person disclaims beneficial ownership of these shares.