Medivation (MDVN)

Common Stock Prices

Our common stock is quoted on the OTC Bulletin Board under the symbol “MTMR.” The following table sets forth on a per share basis the high and low bid prices, respectively, of our common stock as reported on the OTC Bulletin Board for the periods indicated. The company is the product of the merger between Medivation and a wholly owned subsidiary of Orion, which was completed as part of the transactions, including the merger and the financing, on December 17, 2004. Prior to the merger, Orion had not engaged in any substantive commercial operations. Accordingly, prices in the table below for any period prior to the transactions do not reflect the commercial operations of Medivation.

On January 25, 2005, the average of the high ask and low bid prices, respectively, of our common stock as reported on the OTC Bulletin Board on January 25, 2005, was $3.25 per share. According to the records of our transfer agent, American Stock Transfer & Trust Company, as of December 14, 2004, we had 15 holders of record of common stock.

The source of the information provided in the table above is the OTC Bulletin Board^®, Quarterly Trade and Quote Summary Report, and represents prices between dealers without adjustments for retail markups, markdowns or commissions, and may not represent actual transactions.