Stéphane Bancel is a French business executive. He is the chief executive officer (CEO) of the American pharmaceutical and biotechnology company Moderna, known for its COVID-19 vaccine. Before joining Moderna, Bancel was the CEO of French diagnostics company BioMérieux. Bancel is a partner at Flagship Pioneering, and has served on the boards of Indigo Agriculture, Boston's Museum of Science, and Qiagen. As of December 2022, his net worth was estimated at US$6 billion, owning about 8% of Moderna.