Xilio Therapeutics is a clinical-stage biotechnology company focused on developing tumor-activated immuno-oncology therapies with minimal systemic side effects. Xilio leverages its proprietary geographically precise solutions (GPS) platform to create therapies that are activated specifically within the tumor microenvironment to increase efficacy and reduce adverse effects. As of May 2024, Xilio’s therapy candidates included XTX101 (an anti-CTLA-4 monoclonal antibody), XTX202 (a tumor-activated IL-2), XTX301 (a tumor-activated IL-2βγ), XTX501 (a tumor-activated PD-1/IL2), and tumor-activated cell engagers research programs.
Since February 2021, the company has been operating as a public listed company. It is traded on the Nasdaq under the ticker symbol XLO.
Key customers and partnerships
Xilio Therapeutics collaborates within the pharmaceutical and biotech industry to develop and validate therapies and to advance its clinical trial programs, particularly those that can provide support in further developing and commercializing its pipeline. In March 2024, Xilio signed an exclusive license agreement with Gilead Sciences to develop and commercialize Xilio’s Phase 1 tumor-activated IL-12 program, XTX301.
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