NL INDUSTRIES INC — Director's Dealing 2012

Jul 23, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NL INDUSTRIES INC (NL)
CIK: 0000072162
Period of Report: 2012-07-23

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
2012-07-23	Common stock $0.125 par value	J	12	$11.34	Acquired	421613	Indirect
2012-07-23	Common stock $0.125 par value	J	183	$11.365	Acquired	421796	Indirect
2012-07-23	Common stock $0.125 par value	J	600	$11.38	Acquired	422396	Indirect
2012-07-23	Common stock $0.125 par value	J	787	$11.39	Acquired	423183	Indirect
2012-07-23	Common stock $0.125 par value	J	1000	$11.40	Acquired	424183	Indirect
2012-07-23	Common stock $0.125 par value	J	100	$11.495	Acquired	424283	Indirect
2012-07-23	Common stock $0.125 par value	J	1118	$11.50	Acquired	425401	Indirect
2012-07-23	Common stock $0.125 par value	J	200	$11.69	Acquired	425601	Indirect
2012-07-23	Common stock $0.125 par value	J	1000	$11.70	Acquired	426601	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common stock $0.125 par value	1054607	Direct
Common stock $0.125 par value	40387531	Indirect
Common stock $0.125 par value	222100	Indirect
Common stock $0.125 par value	2000	Indirect

Footnotes

F1: Open market purchase by the reporting person's spouse. See the Additional Information filed as Exhibit 99 to this statement for a description of the relationships among the persons joining in this filing.

F2: Directly held by the reporting person's spouse. Mr. Simmons disclaims beneficial ownership of any shares of the issuer's common stock that his spouse holds.

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

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

F5: Directly held by Kronos Worldwide, Inc. See the Additional Information filed as Exhibit 99 to this statement for a description of the relationship to the reporting person.