Whitestone REIT (NYSE - WSR “Whitestone”), a fully integrated real estate company that owns, operates and re-develops Community Centered Properties TM, which are visibly located properties in established or developing culturally diverse neighborhoods, announced today the exercise of the underwriters’ over-allotment option to purchase 630,000 of the Company’s common shares. The over-allotment option was exercised in connection with Whitestone’s public offering, which priced on August 23, 2012. Including the over-allotment shares, a total of 4,830,000 common shares were sold at a price to the public of $12.80 per share. Total net proceeds to Whitestone from the offering, including the over-allotment shares and after deducting the underwriting discount and estimated offering expenses, were approximately $58.59 million. The sale of the over-allotment shares closed on August 31, 2012. Robert W. Baird & Co. Incorporated and JMP Securities LLC are joint book-running managers of the offering. Ladenburg Thalmann & Co. Inc., a subsidiary of Ladenburg Thalmann Financial Services Inc. (NYSE MKT:LTS), and Wunderlich Securities, Inc. are co-lead managers for the offering. Maxim Group LLC, J.J.B. Hilliard, W.L. Lyons, LLC and Southwest Securities, Inc. are co-managers for the offering. The offering is being made pursuant to Whitestone’s existing effective shelf registration statement, previously filed with the Securities and Exchange Commission. The offering of these securities is made only by means of a prospectus supplement and accompanying base prospectus. A copy of the prospectus supplement and accompanying base prospectus may be obtained by mail to Robert W. Baird & Co. Incorporated, Attention: Syndicate Department, 777 E. Wisconsin Avenue, Milwaukee, WI 53202, by telephone at 800-792-2413 or by emailing firstname.lastname@example.org; or by mail to JMP Securities LLC, Attention: Prospectus Department, 600 Montgomery Street, 10th Floor, San Francisco, California 94111, or by telephone at (415) 835-8985. This press release is not an offer to sell, nor a solicitation of an offer to buy securities, nor shall there be any sale of these securities in any state or jurisdiction in which the offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of such state or jurisdiction.