Corporate Profile Depomed, Inc., headquartered in Menlo Park, California, was founded in August 1995 and became a publicly traded company on the Nasdaq National Market in November 1997 under the ticker symbol, DEPO. Depomed’s policy is to fully comply with all rules put forth by the Securities and Exchange Commission and the Nasdaq National Market. For misplaced stock certificates, please contact our transfer agent, Continental Stock Transfer, directly.

Contact Information Address Depomed 1360 O'Brien Drive Menlo Park, CA 94025 US Phone 650 462-5900 Fax 650 513-0999 IR Contact Sheilah Serradell Phone 650.462.5900 Home page www.depomedinc.com

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Shareholder Information Exchange Privately Held Stock Quote (DEPO) 3.3  As of 20-Nov-2009 4:00 PM Minimum 20 minutes delayed Listed Security DEPO Common Stock Transfer Agent Continental Stock Transfer & Trust Co. 17 Battery Place New York, NY 10004  Phone (212) 509-4000 ext. 206 Fax 212-509-5150 E-mail cstmail@continentalstock.com Independent Accountants Ernst & Young LLP Palo Alto, CA