 BioNTech SE - ADR NASDAQ: BNTX shares were trading higher by 8.27 at 198.80 in Mondays premarket session after the company announced a Chinese joint venture to make 1 billion COVID-19 vaccine doses. BioNTech is a Germany-based biotechnology company that focuses on developing cancer therapeutics, including individualized immunotherapy, as well as vaccines for infectious diseases including COVID-19. 