KRONOS WORLDWIDE INC — Director's Dealing 2007

Nov 7, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KRONOS WORLDWIDE INC (KRO)
CIK: 0001257640
Period of Report: 2007-11-07

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
2007-11-07	Common Stock $0.01 par value	P	100	$15.9	Acquired	45418	Direct
2007-11-07	Common Stock $0.01 par value	P	100	$15.92	Acquired	45518	Direct
2007-11-07	Common Stock $0.01 par value	P	300	$16	Acquired	45818	Direct
2007-11-07	Common Stock $0.01 par value	P	300	$16.13	Acquired	46118	Direct
2007-11-07	Common Stock $0.01 par value	P	100	$16.15	Acquired	46218	Direct
2007-11-07	Common Stock $0.01 par value	P	1100	$16.25	Acquired	47318	Direct
2007-11-07	Common Stock $0.01 par value	P	100	$16.35	Acquired	47418	Direct
2007-11-07	Common Stock $0.01 par value	P	100	$16.37	Acquired	47518	Direct
2007-11-07	Common Stock $0.01 par value	P	300	$16.38	Acquired	47818	Direct
2007-11-07	Common Stock $0.01 par value	P	500	$16.39	Acquired	48318	Direct
2007-11-07	Common Stock $0.01 par value	P	100	$16.5	Acquired	48418	Direct
2007-11-07	Common Stock $0.01 par value	P	200	$16.51	Acquired	48618	Direct
2007-11-07	Common Stock $0.01 par value	P	700	$16.75	Acquired	49318	Direct
2007-11-07	Common Stock $0.01 par value	P	700	$16.97	Acquired	50018	Direct
2007-11-07	Common Stock $0.01 par value	P	100	$16.98	Acquired	50118	Direct
2007-11-07	Common Stock $0.01 par value	P	600	$16.99	Acquired	50718	Direct
2007-11-07	Common Stock $0.01 par value	P	21400	$17	Acquired	72118	Direct
2007-11-07	Common Stock $0.01 par value	P	400	$16.96	Acquired	72518	Direct
2007-11-07	Common Stock $0.01 par value	P	300	$16.95	Acquired	72818	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $0.01 par value	28995021	Indirect
Common Stock $0.01 par value	17516132	Indirect
Common Stock $0.01 par value	5203	Indirect
Common Stock $0.01 par value	36356	Indirect

Footnotes

F1: Directly held by Valhi, Inc. 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 NL Industries, Inc. See the Additional Information filed as Exhibit 99 to this statement for a description
of the relationships among the persons joining in this filing.

F3: Directly held by TIMET Finance Management Company. See the Additional Information filed as Exhibit 99 to this statement for
a description of the relationships among the persons joining in this filing.

F4: Directly held by the Reporting Person's spouse. The Reporting Person disclaims beneficial ownership of these shares.