BETHESDA, Md., March 13, 2012 /PRNewswire/ -- American Capital Mortgage Investment Corp. (Nasdaq: MTGE) ("MTGE" or the "Company") announced today that it plans to make a public offering of 10,000,000 shares of its common stock. In connection with the offering, the Company intends to grant the underwriters an option for 30 days to purchase up to an additional 1,500,000 shares of common stock to cover overallotments. MTGE expects to use the net proceeds from this offering to invest in its targeted assets as market conditions warrant, which include agency mortgage investments, non-agency mortgage investments and other mortgage-related investments. Citigroup, Credit Suisse Securities ( USA) LLC, Deutsche Bank Securities, UBS Securities LLC and Wells Fargo Securities are joint book-running managers for the offering. The offering will be made pursuant to MTGE's existing effective registration statement, previously filed with the Securities and Exchange Commission. The offering of these securities will be made only by means of a prospectus. Copies of the prospectus may be obtained from Citigroup, Brooklyn Army Terminal, 140 58th Street, 8th Floor, Brooklyn, New York 11220, telephone: (800) 831-9146; Credit Suisse Securities ( USA) LLC, Attention: Prospectus Department, One Madison Avenue, New York, NY 10010, telephone: (800) 221-1037; Deutsche Bank Securities, Prospectus Department, Harborside Financial Center, 100 Plaza One, Jersey City, New Jersey 07311-3988, telephone: (800) 503-4611; UBS Securities LLC, 299 Park Avenue, New York, NY 10171, Attn: Prospectus Department, telephone: (888) 827-7275; or Wells Fargo Securities, LLC, 375 Park Avenue, New York, NY 10152-4077, telephone: (800) 326-5897, email: firstname.lastname@example.org. This press release does not constitute an offer to sell or the solicitation of an offer to buy shares of common stock, nor shall there be any sale of these securities in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction.