NEEDHAM, Mass.--(BUSINESS WIRE)--Celldex Therapeutics, Inc. (Nasdaq: CLDX) announced today the successful completion of its acquisition of CuraGen Corporation (Nasdaq: CRGN) pursuant to the previously disclosed Agreement and Plan of Merger, dated as of May 28, 2009, by and among CuraGen, Celldex and Celldex’s merger subsidiary, Cottrell Merger Sub, Inc. The Agreement and Plan of Merger was approved by CuraGen’s stockholders and the issuance of shares of Celldex common stock was approved by Celldex’s stockholders at special stockholder meetings held on September 30, 2009. Concurrent with the closing of the merger, Celldex added one position to its Board of Directors and Dr. Timothy Shannon, President and Chief Executive Officer of CuraGen, joined the Celldex Board of Directors.