PharmAthene/Altimmune combined company to begin trading May 5; PIP up 7% after hours

|By:, SA News Editor

Assuming all goes well at the May 4 special meeting of PharmAthene (NYSEMKT:PIP) shareholders when they will vote on its planned merger with Altimmune, trading will commence the next day, May 5 under the symbol "ALT."

PIP is up 7% after hours on increased volume.

Previously: PharmAthene and Altimmune to merge in all-stock deal (Jan. 19)