 PALO ALTO, Calif., April 29, 2021 PRNewswire -- Eiger BioPharmaceuticals, Inc. Nasdaq:EIGR, a commercial-stage biopharmaceutical company focused on the development and commercialization of targeted therapies for serious rare and ultra-rare diseases, today announced that it will host a conference call on Thursday, May 6, 2021 at 4:30 PM Eastern Time to discuss its financial results and provide a business update for first quarter 2021. 