Infinity Pharmaceuticals, Inc. is a biopharmaceutical company that is engaged in the discovery, development and delivery of medicines to treat diseases. The Company develops small molecule drugs that target emerging disease pathways for potential applications in oncology. Its most advanced product candidate is duvelisib, also known as IPI-145, an oral, dual-inhibitor of the delta and gamma isoforms of phosphoinositide-3-kinase (PI3K), for the treatment of hematologic malignancies. In addition to duvelisib, the Company seeks to expand its pipeline through internal discovery research program and licensing of potential new product candidates or technologies discovered by third parties. The Company is conducting DUETTS (Duvelisib Trials in Hematologic Malignancies), a worldwide investigation of duvelisib in blood cancers.