Vianale & Vianale Files Class Action Against American Home Mortgage Investment Corp. and Citigroup Global Markets, Inc.

The law firm of Vianale & Vianale LLP filed a class action lawsuit in Florida on July 31, 2007 against American Home Mortgage Investment Corp. (AHM) (NYSE: AHM) and Citigroup Global Markets, Inc. and certain officers and directors of AHM.

If you wish to discuss your rights, please contact Kenneth Vianale of Vianale & Vianale LLP at 1-888-657-9960 or by e-mail at info@vianalelaw.com

The lawsuit charges that defendants violated the federal securities laws by selling 4 million shares of common stock in a secondary public offering underwritten by Citigroup Global Markets, Inc. pursuant to a false and misleading prospectus. The offering took place on May 4, 2007. This suit is on behalf of all purchasers of AHM stock in that offering.

Plaintiff seeks to recover damages on behalf of himself and all other similarly situated buyers of AHM stock in that offering. Excluded from the Class are the defendants and members of their immediate families, any entity in which a defendant has a controlling interest and the heirs of any such excluded party.

If you are a member of the Class described above, you may join this lawsuit. If you wish to join this suit, please contact Kenneth Vianale.

If you wish to discuss this action or have any questions concerning this notice or your rights or interests, please contact:

VIANALE & VIANALE LLP Kenneth Vianale, Esq. 2499 Glades Road, Suite 112 Boca Raton, Florida 33431 Tel:561-392-4750 Fax:561-392-4775 Email Contact