Ownership Submission
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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(Print or Type Responses)
1. Name and Address of Reporting Person *
MUNGON CATHY
  2. Issuer Name and Ticker or Trading Symbol
WESTCORP /CA/ [WES]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
_____ Officer (give title below) __X__ Other (specify below)
EVP for Western Financial Bank
(Last)
(First)
(Middle)
23 PASTEUR ROAD
3. Date of Earliest Transaction (Month/Day/Year)
03/01/2006
(Street)

IRVINE, CA 92618
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ 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 03/01/2006   D   4,765 D (1) 0 D  
Common Stock 03/01/2006   D   18,094 D (1) 0 I See footnote (2)

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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
Stock Options - Right to Buy $ 18.3 03/01/2006   D     1,000   (3) 02/15/2009 Common Stock 1,000 (3) 0 D  
Stock Options - Right to Buy $ 18.78 03/01/2006   D     2,500   (4) 02/20/2008 Common Stock 2,500 (4) 0 D  
Stock Options - Right to Buy $ 42.19 03/01/2006   D     6,666   (5) 02/18/2009 Common Stock 6,666 (5) 0 D  
Stock Options - Right to Buy $ 46.66 03/01/2006   D     10,000   (6) 03/03/2010 Common Stock 10,000 (6) 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
MUNGON CATHY
23 PASTEUR ROAD
IRVINE, CA 92618
      EVP for Western Financial Bank

Signatures

 /s/ Cathy Mungon   03/03/2006
**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) Disposed of pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), dated as of September 12, 2005, as amended and restated, by and between Wachovia Corporation, a North Carolina corporation ("Wachovia"), Westcorp, a California corporation (the "Issuer"), Western Financial Bank, a federal savings bank, and WFS Financial Inc, a California corporation ("WFS"). Pursuant to the terms of the Merger Agreement, at the effective time of the merger (a) each outstanding share of common stock of the Issuer was converted into the right to receive 1.2749 shares of common stock of Wachovia, (b) outstanding stock options of the Issuer granted to officers and employee directors of the Issuer were assumed by Wachovia, and (c) outstanding stock options of the Issuer held by non-employee directors of the Issuer and WFS were cancelled in exchange for Wachovia common stock in an amount determined pursuant to the terms of the Merger Agreement. Shareholders received cash in lieu of fractional shares of Wachovia common stock pursuant to the terms of the Merger Agreement.
(2) Represented in Units. Units represent ownership interests in the Westcorp Employee Stock Ownership and Salary Savings Plan that includes both Westcorp common stock and cash.
(3) Pursuant to the terms of the Merger Agreement, this option, which was vested in full, was assumed by Wachovia in the merger and was replaced with an option to purchase 1,274 shares of Wachovia common stock at a per share exercise price of $14.36.
(4) Pursuant to the terms of the Merger Agreement, this option, which was vested in full, was assumed by Wachovia in the merger and was replaced with an option to purchase 3,187 shares of Wachovia common stock at a per share exercise price of $14.74.
(5) Pursuant to the terms of the Merger Agreement, this option, which vests in two equal installments on 2/18/2006 and 2/18/2007, was assumed by Wachovia in the merger and was replaced with an option to purchase 8,497 shares of Wachovia common stock at a per share exercise price of $33.10.
(6) Pursuant to the terms of the Merger Agreement, this option, which vests in three equal annual installments beginning 3/3/2006, was assumed by Wachovia in the merger and was replaced with an option to purchase 12,748 shares of Wachovia common stock at a per share exercise price of $36.60.

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