KRONOS WORLDWIDE INC — Director's Dealing 2009

Nov 6, 2009

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KRONOS WORLDWIDE INC (KRO)
CIK: 0001257640
Period of Report: 2009-11-04

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
2009-11-04	Common Stock $0.01 par value	P	1000	$13.3499	Acquired	217583	Direct
2009-11-04	Common Stock $0.01 par value	P	100	$13.32	Acquired	217683	Direct
2009-11-04	Common Stock $0.01 par value	P	100	$13.34	Acquired	217783	Direct
2009-11-04	Common Stock $0.01 par value	P	289	$13.35	Acquired	218072	Direct
2009-11-05	Common Stock $0.01 par value	P	800	$13.3499	Acquired	218872	Direct
2009-11-05	Common Stock $0.01 par value	P	340	$13.35	Acquired	219212	Direct
2009-11-06	Common Stock $0.01 par value	P	100	$13.25	Acquired	219312	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $0.01 par value	28995021	Indirect
Common Stock $0.01 par value	17609635	Indirect
Common Stock $0.01 par value	79567	Indirect
Common Stock $0.01 par value	54856	Indirect

Footnotes

F1: 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.

F2: 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.

F3: 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.

F4: 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.