FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * CONTRAN CORP   2. Issuer Name and Ticker or Trading Symbol TITANIUM METALS CORP [TIE] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 5430 LBJ FREEWAY, SUITE 1700 3. Date of Earliest Transaction (Month/Day/Year) 03/23/2010 (Street) DALLAS, TX 75240 4. If Amendment, Date 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 (City) (State) (Zip) 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, $.01 par value 03/23/2010   J(1)(2) V 156,840 A $ 0 (1) 156,840 D   Common Stock, $.01 par value 03/23/2010   J(1)   156,840 D $ 0 (1) 0 I by Dixie Rice (3) Common Stock, $.01 par value 03/23/2010   J(1)(2) V 156,840 A $ 0 (1) 156,840 I by Dixie Rice (3) Common Stock, $.01 par value 03/23/2010   J(1)   156,840 D $ 0 (1) 47,038,436 I by VHC (4) Common Stock, $.01 par value               882,588 I by NL (5) Common Stock, $.01 par value               826,959 I by Valhi (6) Common Stock, $.01 par value               566,529 I by NL EMS (7)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
CONTRAN CORP 5430 LBJ FREEWAY, SUITE 1700 DALLAS, TX 75240		X
VALHI HOLDING CO 5430 LBJ FREEWAY, SUITE 1700 DALLAS, TX 75240		X
DIXIE RICE AGRICULTURE CORP INC 5430 LBJ FREEWAY, SUITE 1700 DALLAS, TX 75240		X
SIMMONS HAROLD C 5430 LBJ FREEWAY, SUITE 1700 DALLAS, TX 75240	X	X	Chairman of the Board

Signatures

A. Andrew R. Louis, Secretary, for Contran Corporation		04/23/2010
**Signature of Reporting Person		Date
A. Andrew R. Louis, Secretary, for Valhi Holding Company		04/23/2010
**Signature of Reporting Person		Date
A. Andrew R. Louis, Secretary, for Dixie Rice Agricultural Corporation, Inc.		04/23/2010
**Signature of Reporting Person		Date
A. Andrew R. Louis, Attorney-in-fact, for Harold C. Simmons		04/23/2010
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	See Exhibit 99.1 attached hereto.
(2)	These acquisitions are exempt pursuant to Rule 16a-13 since the acquisition effected only a change in the form of beneficial ownership without changing the recipient's pecuniary interest in the shares acquired. See Exhibit 99.2 for, among other things, a description of the relationships among the persons joining in this filing.
(3)	Directly held by Dixie Rice Agricultural Corporation, Inc. See Exhibit 99.2 for, among other things, a description of the relationships among the persons joining in this filing.
(4)	Directly held by Valhi Holding Company. See Exhibit 99.2 for, among other things, a description of the relationships among the persons joining in this filing.
(5)	Directly held by NL Industries, Inc. See Exhibit 99.2 for, among other things, a description of the relationships to the persons joining in this filing.
(6)	Directly held by Valhi, Inc. See Exhibit 99.2 for, among other things, a description of the relationships to the persons joining in this filing.
(7)	Directly held by NL Environmental Management Services, Inc. See Exhibit 99.2 for, among other things, a description of the relationships to the persons joining in this filing.
Remarks: Harold C. Simmons and his wife own 7,421,787 and 21,575,875 shares, respectively, of the common stock of the issuer.  A trust of which Mr. Simmons and his wife are trustees and the beneficiaries of which are the grandchildren of his wife owns 15,432 shares of the common stock of the issuer.  Mr. Simmons and his wife each disclaims beneficial ownership of, and a pecuniary interest in, the shares of the issuer's common stock that his or her spouse owns or this trust owns.  See the Additional Information filed as Exhibit 99 to this statement for a description of the relationships Mr. Simmons and his wife have to the other reporting persons. Exhibit Index Exhibit 99.1 - Description of the Transaction Exhibit 99.2 - Additional Information

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