Vertex Pharmaceuticals Incorporated engages in developing and commercializing therapies for treating cystic fibrosis. The company markets SYMDEKO/SYMKEVI, ORKAMBI, and KALYDECO to treat patients with cystic fibrosis who have specific mutations in their cystic fibrosis transmembrane conductance regulator gene; and TRIKAFTA for the treatment of patients with CF 12 years of age or older who have at least one F508del mutation in the cystic fibrosis transmembrane conductance regulator, or CFTR, gene. Its pipeline includes Pipeline for Alpha-1 antitrypsin deficiency that is in Phase 2 clinical trial; VX-864, a second investigational small molecule corrector for the treatment of AAT deficiency, which is in Phase 1 clinical trial; and VX-147 that completed a Phase 1 clinical trial for the treatment of APOL1-mediated focal segmental glomerulosclerosis, or FSGS, and other serious kidney diseases. The company sells its products primarily to specialty pharmacy and specialty distributors in the United States, as well as specialty distributors and retail chains, and hospitals and clinics internationally. Vertex Pharmaceuticals Incorporated has collaborations with CRISPR Therapeutics AG; Arbor Biotechnologies, Inc.; Moderna, Inc.; Genomics plc; Merck KGaA; Darmstadt, Germany; X-Chem, Inc.; Janssen Pharmaceuticals, Inc.; Merck KGaA; Kymera Therapeutics; Ribometrix, Inc.; Molecular Templates, Inc.; and Affinia Therapeutics. The company was founded in 1989 and is headquartered in Boston, Massachusetts.