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 *
BROWN THAD M
   2. Issuer Name and Ticker or Trading Symbol
ANWORTH MORTGAGE ASSET CORP [ANH] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
CFO, Secretary and Treasurer
(Last)
(First)
(Middle)
C/O ANWORTH MORTGAGE ASSET CORPORATION, 1299 OCEAN AVENUE, SECOND FLOOR		 3. Date of Earliest Transaction (Month/Day/Year)
02/14/2013
(Street)

SANTA MONICA, CA 90401		 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 02/14/2013   S   5,439 D $ 6.24 30,438 D  

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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
Series B Cumulative Convertible Preferred Stock $ 10.5 (1)             11/28/2012   (2) Common Stock 2,831   737.7053 I By Roth IRA
Stock Option (right to buy) $ 13.8             05/01/2004 05/01/2013 Common Stock 38,700   38,700 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BROWN THAD M
C/O ANWORTH MORTGAGE ASSET CORPORATION
1299 OCEAN AVENUE, SECOND FLOOR
SANTA MONICA, CA 90401		       CFO, Secretary and Treasurer  

Signatures

 /s/ Thad M. Brown   02/14/2013
**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) The Series B Cumulative Convertible Preferred Stock is convertible into shares of Anworth Mortgage Asset Corporation common stock initially at a conversion price per share of $10.50, subject to adjustment upon the occurrence of certain events specified in the Articles Supplementary for Series B Cumulative Convertible Preferred Stock, a copy of which was filed as an exhibit to a Current Report on Form 8-K with the Securities and Exchange Commission on January 30, 2007. The current conversion price reflecting such adjustments is $3.8370 per share.
(2) The Series B Cumulative Convertible Preferred Stock has no expiration date.

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