SAN DIEGO, Sept. 30, 2010 (GLOBE NEWSWIRE) -- A private investor and former shareholder of Arena Pharmaceuticals, Inc. ("Arena") (Nasdaq:ARNA) has filed a civil action for Fraud, Negligent Misrepresentation, Securities Fraud and violations of the California Business and Professions Codes 17200 (Unfair Business Practices) and 17500 (False Advertising) against the Company and several of its officers, namely, Arena President and CEO, Jack Lief; CFO and Vice-President of Finance, Robert Hoffman; Chief Scientific Officer and Senior Vice-President, Dominic Behan; Chief Medical Officer and Vice-President, William Shanahan; and Vice-President of Clinical Development, Christy Anderson. The Complaint was filed by George Sharp in the San Diego County Division of California Superior Court (Case No. 37-2010-00101086-CU-FR-CTL) on September 27, 2010.