SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
CONTRAN CORP

(Last) (First) (Middle)
5430 LBJ FRWY
SUITE 1700

(Street)
DALLAS TX 75240

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
KRONOS WORLDWIDE INC [ KRO ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
11/20/2006
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock $0.01 par value 11/20/2006 J(1) 100 A $37.96 28,994,221 I by Valhi(2)
Common Stock $0.01 par value 11/20/2006 J(1) 100 A $38.04 28,994,321 I by Valhi(2)
Common Stock $0.01 par value 11/20/2006 J(1) 100 A $38.05 28,994,421 I by Valhi(2)
Common Stock $0.01 par value 11/20/2006 J(1) 300 A $37.7 28,994,721 I by Valhi(2)
Common Stock $0.01 par value 11/20/2006 J(1) 300 A $38.05 28,995,021 I by Valhi(2)
Common Stock $0.01 par value 17,516,132 I by NL(3)
Common Stock $0.01 par value 5,203 I by TFMC(4)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
1. Name and Address of Reporting Person*
CONTRAN CORP

(Last) (First) (Middle)
5430 LBJ FRWY
SUITE 1700

(Street)
DALLAS TX 75240

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
VALHI INC /DE/

(Last) (First) (Middle)
THREE LINCOLN CENTER
5430 LBJ FREEWAY SUITE 1700

(Street)
DALLAS TX 75240

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
DIXIE RICE AGRICULTURE CORP INC

(Last) (First) (Middle)
600 PASQUIERE ST

(Street)
GUEYDAN LA 70542

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
SOUTHWEST LOUISIANA LAND CO INC

(Last) (First) (Middle)
402 CANAL ST

(Street)
HOUMA LA 70360

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
TITANIUM METALS CORP

(Last) (First) (Middle)
5430 LBJ FREEWAY
SUITE 1700

(Street)
DALLAS TX 75240

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
VALHI GROUP INC

(Last) (First) (Middle)
5430 LBJ FREEWAY
SUITE 1700

(Street)
DALLAS TX 75240

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
NL INDUSTRIES INC

(Last) (First) (Middle)
5430 LBJ FREEWAY
SUITE 1700

(Street)
DALLAS TX 75240-2697

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
TIMET FINANCE MANAGEMENT CO

(Last) (First) (Middle)
913 N MARKET ST
SUITE 217

(Street)
WILMINGTON DE 19801

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
VALHI HOLDING CO

(Last) (First) (Middle)
5430 LBJ FREEWAY
SUITE 1700

(Street)
DALLAS TX 75240

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
Director X 10% Owner
Officer (give title below) Other (specify below)
1. Name and Address of Reporting Person*
SIMMONS HAROLD C

(Last) (First) (Middle)
THREE LINCOLN CENTRE
5430 LBJ FREEWAY STE 1700

(Street)
DALLAS TX 75240-2697

(City) (State) (Zip)

Relationship of Reporting Person(s) to Issuer
X Director X 10% Owner
X Officer (give title below) Other (specify below)
Chairman of the Board & CEO
Explanation of Responses:
1. Open market purchase 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.
2. 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.
3. 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.
4. 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.
Remarks:
Mr. Harold C. Simmons and his spouse directly hold 5,255 and 36,356 shares, respectively, of the common stock of the issuer. Mr. Simmons disclaims beneficial ownership of the shares of the issuer's common stock that his spouse owns. This form is also filed on behalf of Dixie Holding Company, 5430 LBJ Freeway, Suite 1700, Dallas, TX 75240 By: /s/ A. Andrew R. Louis, Secretary (executed 11/21/06), National City Lines, Inc., 5430 LBJ Freeway, Suite 1700, Dallas, TX 75240 By: /s/ A. Andrew R. Louis, Secretary (executed 11/21/06), NOA, Inc., 5430 LBJ Freeway, Suite 1700, Dallas, TX 75240 By: /s/ A. Andrew R. Louis, Secretary (executed 11/21/06) and Tremont LLC, 5430 LBJ Freeway, Suite 1700, Dallas, TX 75240 By: /s/ A. Andrew R. Louis, Secretary (executed 11/21/06). See the Additional Information filed as Exhibit 99 to this statement for a description of the relationships among the persons joining in this filing. Exhibit Index Exhibit 99 - Additional Information
A. Andrew R. Louis, Secretary, for Contran Corporation 11/21/2006
A. Andrew R. Louis, Secretary, for Valhi, Inc. 11/21/2006
A. Andrew R. Louis, Secretary, for Dixie Rice Agricultural Corporation, Inc. 11/21/2006
A. Andrew R. Louis, Secretary, for Southwest Louisiana Land Company, Inc. 11/21/2006
A. Andrew R. Louis, Secretary, for Titanium Metals Corporation 11/21/2006
A. Andrew R. Louis, Secretary, for Valhi Group, Inc. 11/21/2006
A. Andrew R. Louis, Secretary, for NL Industries, Inc. 11/21/2006
Gregory M. Swalwell, Vice President, for TIMET Finance Management Company 11/21/2006
A. Andrew R. Louis, Secretary, for Valhi Holding Company 11/21/2006
A. Andrew R. Louis, Attorney-in-fact, for Harold C. Simmons 11/21/2006
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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