KRONOS WORLDWIDE INC — Director's Dealing 2012

Dec 28, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KRONOS WORLDWIDE INC (KRO)
CIK: 0001257640
Period of Report: 2012-12-27

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-12-27	Common Stock $0.01 par value	J	500	$18.158	Acquired	883376	Indirect
2012-12-27	Common Stock $0.01 par value	J	600	$18.16	Acquired	883976	Indirect
2012-12-27	Common Stock $0.01 par value	J	300	$18.19	Acquired	884276	Indirect
2012-12-27	Common Stock $0.01 par value	J	91	$18.1999	Acquired	884367	Indirect
2012-12-27	Common Stock $0.01 par value	J	3509	$18.20	Acquired	887876	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $0.01 par value	57990042	Indirect
Common Stock $0.01 par value	35219270	Indirect
Common Stock $0.01 par value	5372	Indirect
Common Stock $0.01 par value	774840	Direct

Footnotes

F1: Open market purchase by the reporting person's spouse.

F2: Directly held by the reporting person's spouse. The reporting person 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 NL Industries, Inc. 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 Contran Corporation. See the Additional Information filed as Exhibit 99 to this statement for a description of the relationship to the reporting person.