BioNTech and Bristol Myers Squibb Announce Global Strategic Partnership to Co-Develop and Co-Commercialize Next-generation Bispecific Antibody Candidate BNT327 Broadly for Multiple Solid Tumor Types - Seite 6 BioNTech SE (Nasdaq: BNTX, "BioNTech") and Bristol Myers Squibb (NYSE: BMY, "BMS") today announced that the companies have entered into an agreement for the global co-development and co-commercialization of BioNTech's investigational bispecific …