2Seventy Bio Investor Relations Material

2Seventy Bio Inc. (NASDAQ: TSVT) is a biotechnology company specializing in cell and gene therapy with a focus on developing and commercializing treatments for cancer within the United States. The company's research and development efforts are centered on advancing a pipeline of chimeric antigen receptor-T cell (CAR-T) product candidates, including idecabtagene vicleucel (ide-cel or Abecma) and bb21217, aimed at treating multiple myeloma. The company is headquartered in Cambridge, Massachusetts, and its shares are listed on the Nasdaq.