From Earlier: Prima BioMed CEO to Step Dowm

Prima BioMed Ltd

advises of the following changes to senior management and the board of directors. The Company's Chief Executive Officer, Martin Rogers, will step down effective 31 August 2012. Mr. Rogers will remain on Prima's board as a non-executive director from 1 September 2012. Matthew Lehman, the Company's Chief Operating Officer, will assume the CEO role effective 1 September 2012. Mr. Lehman will join the Prima board of directors effective immediately. Mr. Lehman will be the Acting CEO during the period of Mr. Rogers' nuptial leave until the end of July 2012. These changes are intended to facilitate CVac's continued clinical and regulatory development, and position Prima for the Company's next stage of growth.