Pfizer Inc. (NYSE: PFE) and BioNTech SE (Nasdaq: BNTX) shared additional Phase 1 safety and immunogenicity data from their ongoing U.S. study of the BNT162 mRNA-based vaccine program against SARS-CoV-2, which has advanced into Phase 2/3 evaluation. The newly released manuscript describes key safety and immunogenicity data from the U.S. Phase 1 trial for the BNT162b2 vaccine candidate, 
Roche (SIX: RO, ROG; OTCQX: RHHBY) and Regeneron (NASDAQ: REGN) announced are joining forces in the fight against COVID-19 to develop, manufacture and distribute REGN-COV2, Regeneron's investigational antiviral antibody combination, to people around the globe. REGN-COV2 could provide a much-needed treatment option for people already experiencing symptoms of COVID-19, and also has the potential to prevent infection in people exposed to the virus, thus slowing the spread of the global pandemic. 
Sanofi and Principia Biopharma Inc. (NASDAQ: PRNB), a late-stage biopharmaceutical company focused on developing treatments for immune-mediated diseases, entered into a definitive agreement under which Sanofi will acquire all of the outstanding shares of Principia for $100 per share in cash, which represents an aggregate equity value of approximately $3.68 billion (on a fully diluted basis). 
AstraZeneca has concluded an agreement with the European Commission (EC) to supply up to 400 million doses of the AZD1222 COVID-19 vaccine. Building on the existing agreement with Europe's Inclusive Vaccines Alliance spearheaded by Germany, France, Italy and the Netherlands, this new agreement will give all EU member states the option to access the vaccine in an equitable manner at no profit during the pandemic. 
Johnson & Johnson (NYSE: JNJ) (the Company) announced its Janssen Pharmaceutical Companies have entered into an agreement with the U.S. government for the large scale domestic manufacturing and delivery in the U.S. of 100 million doses of Janssen’s SARS-CoV-2 investigational vaccine, Ad26.COV2.S, for use in the United States following approval or Emergency Use Authorization by the U.S. Food and Drug Administration (FDA). 
Eli Lilly and Company (NYSE: LLY) announced the initiation of BLAZE-2, a Phase 3 trial studying LY-CoV555 for the prevention of SARS-CoV-2 infection and COVID-19 in residents and staff at long-term care facilities in the U.S. (skilled nursing facilities, commonly referred to as nursing homes, and assisted living facilities). LY-CoV555, the lead antibody from Lilly's collaboration with AbCellera, is a neutralizing antibody against SARS-CoV-2, the virus that causes COVID-19. Pfizer Inc. (NYSE: PFE) announced a multi-year agreement with Gilead Sciences, Inc. to manufacture and supply Gilead's investigational antiviral remdesivir, as one of multiple external manufacturing organizations supporting efforts to scale up supply of the investigational treatment for COVID-19. Under the terms of the agreement, Pfizer will provide contract manufacturing services at Pfizer's McPherson, Kansas facility to manufacture and supply remdesivir for Gilead.