NEW YORK, May 22, 2013 /PRNewswire/ -- Blackstone Mortgage Trust, Inc. (NYSE: BXMT) (the "Company") today announced the pricing of an underwritten public offering of 22,500,000 shares of its class A common stock pursuant to a registration statement filed with the Securities and Exchange Commission at a public offering price of $25.50 per share. The offering was upsized from 16,000,000 shares to 22,500,000 shares. The offering is expected to close on May 29, 2013 and is subject to customary closing conditions. The offering will generate gross proceeds of approximately $573.8 million, or $659.8 million if the underwriters exercise their option to purchase additional shares in full. The Company intends to use the proceeds from the offering to originate and acquire an initial portfolio of senior mortgage loans and pari passu participations in existing senior mortgage loans, to originate and acquire additional commercial real estate loans in the United States and Europe, and for working capital and general corporate purposes. Citigroup, BofA Merrill Lynch, J.P. Morgan, Deutsche Bank Securities, Wells Fargo Securities and UBS Investment Bank are acting as joint book-running managers for the offering. Blackstone Capital Markets, Keefe, Bruyette & Woods A Stifel Company, Evercore Partners and JMP Securities are acting as co-managers. The underwriters have been granted a 30-day option by the Company to purchase up to an additional 3,375,000 shares at the public offering price, less the underwriting discounts and commissions. A registration statement relating to these securities has been declared effective by the Securities and Exchange Commission. The offering of these securities may be made only by means of a prospectus, a copy of which may be obtained by contacting: Citigroup, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, tel: 800-831-9146; BofA Merrill Lynch, 222 Broadway, New York, NY 10038, Attn: Prospectus Department, email: firstname.lastname@example.org; or J.P. Morgan Securities LLC, Attention: Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, Tel: 1-866-803-9204. This press release shall not constitute an offer to sell or a 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 or jurisdiction.