CYS Investments, Inc. (NYSE: CYS) (the "Company") today announced that it priced an underwritten public offering of 40,000,000 shares of its common stock at a price to the public of $13.70 per share. The Company has granted the underwriters an option for 30 days to purchase up to an additional 6,000,000 shares of common stock. The offering is subject to customary closing conditions and is expected to close on July 16, 2012. The Company intends to use the net proceeds of the offering to invest in Agency RMBS and for general corporate purposes. Barclays Capital Inc., BofA Merrill Lynch, Credit Suisse Securities (USA) LLC, Deutsche Bank Securities Inc., and UBS Securities LLC are the joint bookrunners for the offering. The offering is being made pursuant to the Company's existing shelf registration statement previously filed with the Securities and Exchange Commission that became effective upon filing. This press release is neither an offer to sell nor a solicitation of an offer to buy shares of common stock. The offering of common stock will be made only by means of a prospectus and a related prospectus supplement. A copy of the final prospectus and the related prospectus supplement may be obtained by contacting: Barclays Capital Inc.c/o Broadridge Financial Solutions1155 Long Island AvenueEdgewood, NY 11717Email: email@example.comTelephone: (888) 603-5847 BofA Merrill LynchAttention: Prospectus Department222 Broadway, 7 th FloorNew York, NY 10038Email: firstname.lastname@example.org Credit Suisse Securities (USA) LLCAttention: Prospectus DepartmentOne Madison AvenueNew York, NY 10010Telephone: (800) 221-1037 email@example.com Deutsche Bank Securities Inc.Attention: Prospectus Department60 Wall StreetNew York, NY 10005-2836Email: prospectus.CPDG@db.comTelephone: (800) 503-4611 UBS Securities LLCAttention: Prospectus Department299 Park AvenueNew York, NY 10171Telephone: (888) 827-7275 The prospectus supplement and the accompanying prospectus shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state.