KRONOS WORLDWIDE INC — Director's Dealing 2008

Jan 24, 2008

SEC Form 4/A — Form 4/A

Issuer: KRONOS WORLDWIDE INC (KRO)
CIK: 0001257640
Period of Report: 2008-01-18

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
2008-01-18	Common Stock $0.01 par value	P	600	$15.99	Acquired	151667	Direct
2008-01-18	Common Stock $0.01 par value	P	700	$16	Acquired	152367	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock $0.01 par value	28995021	Indirect
Common Stock $0.01 par value	17516312	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
relationship.

F2: Directly held by NL Industries, Inc. See the Additional Information filed as Exhibit 99 to this statement for a description
of the relationship.

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.

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