 BURLINGAME, Calif.--BUSINESS WIRE--Humanigen, Inc. Nasdaq: HGEN Humanigen, a clinical stage biopharmaceutical company focused on preventing and treating an immune hyper-response called cytokine storm with its lead drug candidate, lenzilumabTM, today announced that the Companys management team will participate in a fireside chat at the Roth Conference being held from March 15-17, 2021. An Advance Video Webinar will also be available starting on Monday, March 8, 2021, not March 5, 2021 