Sara M. Bonstein

Sara M. Bonstein is recorded as Chairman at Xilio Therapeutics, Inc. (XLO) since January 8, 2026 and Board Member at Xilio Therapeutics, Inc. (XLO). The newest filing on record that lists Sara M. Bonstein as Board Member at Xilio Therapeutics, Inc. (XLO) is dated April 28, 2026. Xilio Therapeutics, Inc. reported in an 8-K filed January 8, 2026 that Sara M. Bonstein was appointed chair of the Board, effective January 8, 2026. Xilio Therapeutics, Inc. is classified in the Biotechnology industry within the Healthcare sector. Other leadership on record at Xilio Therapeutics, Inc. includes René Russo (CEO and Board Member), Kevin Brennan (CFO and Chief Accounting Officer), Christopher Frankenfield (COO) and 7 others.