Agenus Inc. announced the closing of its immuno-oncology (I-O) partnership deal with Gilead Sciences Inc. (NASDAQ: GILD), focused on the development and commercialization of up to five novel immuno-oncology therapies. Under the terms of the agreement, Agenus receives $150 million in connection with closing, which includes a $120 million upfront cash payment and a $30 million equity investment. The agreement also includes approximately $1.7 billion in potential future fees and milestones. Gilead received worldwide exclusive rights to AGEN1423. Gilead also received the exclusive option to license two additional programs: AGEN1223 and AGEN23732. Agenus has filed the IND for AGEN1223 and has a planned IND filing for AGEN2373 in the first half of 2019. Agenus will be responsible for developing the option programs up to the option decision points, at which time Gilead may acquire exclusive rights to the programs on option exercise. For one of the option programs, Agenus will have the right to opt-in to shared development and commercialization in the U.S. Gilead also received right of first negotiation for two additional, undisclosed preclinical programs.