UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549


FORM 8-K

CURRENT REPORT PURSUANT
TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934


January 28, 2010
Date of Report (Date of earliest event reported)


ANWORTH MORTGAGE ASSET CORPORATION.
(Exact Name of Registrant as Specified in its Charter)


Maryland
(State or Other Jurisdiction of Incorporation)

(310) 255-4493
(Registrant’s Telephone Number, Including Area Code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

⃞      Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

⃞      Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

⃞      Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

⃞      Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

On January 29, 2010, American Stock Transfer and Trust Company, as the Administrator of the Anworth Mortgage Asset Corporation 2009 Dividend Reinvestment and Stock Purchase Plan (the “Plan”), mailed a letter (the “Letter”) to all participants in the Plan notifying them of a change to the discount offered on Optional Small Cash Purchase Investments (as that term is defined in the Plan). A copy of the Letter is filed herewith as Exhibit 99.1.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

EXHIBIT INDEX