Celldex Therapeutics, Inc. (NASDAQ: CLDX) will release second quarter 2011 financial results on Wednesday, August 3, 2011 before the U.S. financial markets open. Celldex executives will host a conference call at 8:30 a.m. ET on the same day to review the second quarter 2011 financial results and provide an update on anticipated research and development and business objectives for the remainder of 2011.

The conference call will be webcast live over the Internet and can be accessed by logging on to the Events Calendar under the "News & Events" section of the Celldex Therapeutics website at www.celldextherapeutics.com. The call can also be accessed by dialing 888-713-4211 (within the United States) or 617-213-4864 (outside the United States). The passcode for participants is 26193647.

A replay of the call will be available approximately two hours after the live call concludes through August 17, 2011. To access the replay, dial 888-286-8010 (within the United States) or 617-801-6888 (outside the United States). The passcode is 97860074. The webcast will also be archived on the Company’s website.

About Celldex Therapeutics, Inc.

Celldex Therapeutics is the first antibody-based combination immunotherapy company. Celldex has a pipeline of drug candidates in development for the treatment of cancer and other difficult-to-treat diseases based on its antibody focused Precision Targeted Immunotherapy (PTI) Platform. The PTI Platform is a complementary portfolio of monoclonal antibodies, antibody-targeted vaccines and immunomodulators used in optimal combinations to create novel disease-specific drug candidates. For more information, please visit http://www.celldextherapeutics.com.