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| ADDITIONAL INFORMATION AND WHERE TO FIND IT In connection with the proposed transaction, WPG will file with the Securities and Exchange Commission (the “SEC”) a registration statement on Form S-4 that will include a proxy statement of GRT and a prospectus of WPG, and GRT will file other documents with respect to WPG’s proposed acquisition of GRT. GRT plans to mail the definitive proxy statement/prospectus and a form of proxy to its shareholders in connection with the proposed transaction. This communication does not constitute an offer to sell or the solicitation of an offer to buy any securities or a solicitation of any vote or approval. BEFORE MAKING ANY VOTING OR INVESTMENT DECISION WITH RESPECT TO THE PROPOSED MERGER, INVESTORS AND SHAREHOLDERS ARE URGED TO READ THE PROXY STATEMENT/PROSPECTUS (INCLUDING ALL AMENDMENT AND SUPPLEMENTS THERETO) AND OTHER RELEVANT DOCUMENTS FILED OR TO BE FILED WITH THE SEC CAREFULLY AND IN THEIR ENTIRETY WHEN THEY BECOME AVAILABLE BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT WPG, GRT, THE PROPOSED TRANSACTIONS AND RELATED MATTERS. A free copy of the Proxy Statement/Prospectus, as well as other filings containing information about WPG and GRT, may be obtained at the SEC's Internet site (http://www.sec.gov). You will also be able to obtain these documents, free of charge, from WPG by accessing WPG’s website at investors.washingtonprime.com under the heading “Financial Information” and then under “SEC Filings” or from GRT by accessing GRT’s website at investor.glimcher.com under the heading “Financial Information” and then under “SEC Filings” Copies of the Proxy Statement/Prospectus can also be obtained, free of charge, by directing a request to Washington Prime Group Inc., 7315 Wisconsin Avenue, Bethesda, Maryland 20814, Attention: Investor Relations, Telephone: 240-630-0021 or to Glimcher Realty Trust, 180 East Broad Street, Columbus, Ohio 43215, Attention: Investor Relations, Telephone: 614-887-5632. 14 WPG, GRT and their respective directors, trustees and executive officers and other persons may be deemed to be participants in the solicitation of proxies from GRT’s shareholders in respect of the proposed transaction that will be described in the proxy statement/prospectus. Information regarding the persons who may, under the rules of the SEC, be deemed participants in the solicitation of proxies from GRT’s shareholders in connection with the proposed transaction, including a description of their direct or indirect interests, by security holdings or otherwise, in GRT is set forth in GRT’s Annual Report on Form 10-K for the year ended December 31, 2013 and its Proxy Statement on Schedule 14A, dated March 28, 2014, which are filed with the SEC. Additional information regarding the interests of WPG’s and GRT’s directors, trustees and executive officers in the proposed transaction, which may be different than those of GRT’s shareholders generally, will be contained in the proxy statement/prospectus when filed with the SEC. |