The 12 closest competitors and alternatives to Xilio Therapeutics, Inc. among pharmaceuticals companies — ranked by similarity to what Xilio Therapeutics, Inc. actually does, not by market-cap band.
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Xilio Therapeutics, Inc. is a clinical-stage biotechnology firm dedicated to crafting immunotherapies aimed at strengthening the immune systems of cancer patients. A key part of their pipeline is XTX101, a tumor-selective anti-CTLA-4 monoclonal antibody that is currently undergoing Phase 1/2 clinical trials for various solid tumors. The company also develops a range of cytokine programs, including XTX202 (a modified IL-2), XTX301 (an IL-12 product candidate), and XTX401 (an IL-15 product candidate). These cytokine therapies are ingeniously engineered with a protein domain that keeps them inactive until proteases specific to the tumor microenvironment (TME) cleave this mask, thereby initiating their therapeutic activity. Xilio Therapeutics, Inc. was founded in 2016 and is based in Waltham, Massachusetts.
Xilio Therapeutics, Inc. is a pharmaceuticals company headquartered in Waltham, United States, founded in 2015. It is publicly listed (XLO) with a market capitalisation of $59.5M. Xcout tracks 19 named people at Xilio Therapeutics, Inc., including Rene Russo BCPS (President, Chief Executive Officer & Director). Xcout recorded 1 job posting from Xilio Therapeutics, Inc. in the last 90 days.
13 more named people on record for Xilio Therapeutics, Inc., with roles, board committees and tenure — see the full roster →
Xcout recorded 1 job posting from Xilio Therapeutics, Inc. in the last 90 days, from a hiring record Xcout has kept since June 2026.
The weekly hiring trend, the roles and locations behind it — see Xilio Therapeutics, Inc.'s hiring signals →
Ranked by semantic similarity — how close each company is to Xilio Therapeutics, Inc. by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
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Phio Pharmaceuticals Corp., a clinical stage biopharmaceutical company, engages in the development of immuno-oncology therapeutics in the United States. It develops PH-762, an INTASYL compound designed to reduce the expression of PD-1 in multi-center Phase 1b dose-escalating clinical trials; PH-894, an INTASYL compound that is designed to specifically silence BRD4, a protein that controls gene expression in both T cells and tumor cells in preclinical studies. The company was formerly known as RXi Pharmaceuticals Corporation and changed its name to Phio Pharmaceuticals Corp. in November 2018. Phio Pharmaceuticals Corp. was founded in 2003 and is based in King Of Prussia, Pennsylvania.
Pharmaceuticals, Biotechnology & Life Sciences
Chimeric Therapeutics Ltd. is an Australian clinical-stage biopharmaceutical firm dedicated to developing and commercializing a diverse array of cell therapies designed to combat various cancers. Its lead natural killer (NK) cell platform, CHM 0201, is currently undergoing Phase I clinical evaluation for both solid tumors and hematological malignancies. Another key candidate, CHM 1101 (a CLTX CAR T therapy), is also in Phase I trials, specifically targeting recurrent or progressive glioblastoma in patients expressing MMP2+. Beyond these, the company's development pipeline encompasses CHM 0301 for blood cancers; CLTX CAR NK (CHM 1301) and CDH17 CAR NK (CHM 2301) for solid tumors. The CLTX CAR T platform (CHM 1101) is additionally being investigated for melanoma, colorectal, and prostate cancers, while CDH17 CAR T (CHM 2101) is being developed for neuroendocrine, colorectal, pancreatic, and gastric cancers. Chimeric Therapeutics, headquartered in Carlton, Australia, was founded in 2020.
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XTuit Pharmaceuticals, Inc. was a venture-backed biopharmaceutical company founded in 2011 and based in Massachusetts. The company developed a drug development pipeline, a clinical biomarker platform, and novel microenvironment-activated therapeutics targeting cancers and fibrotic disorders. XTuit Pharmaceuticals is currently out of business.
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Eloxx Pharmaceuticals is a clinical-stage biopharmaceutical firm that specializes in developing therapeutic solutions through ribosome modulation. Its primary objective is to address rare and ultra-rare genetic diseases that arise from premature stop codons. The company's most advanced investigational compound, ELX-02, is currently progressing through Phase 2 clinical trials. This candidate is being evaluated for its potential to treat patients with cystic fibrosis and nephropathic cystinosis who possess diagnosed nonsense mutations. In addition to its lead program, Eloxx is actively pursuing several preclinical projects aimed at conditions like Alport syndrome, recessive dystrophic epidermolysis bullosa, junctional epidermolysis bullosa, and familial adenomatous polyposis. The company also maintains various earlier-stage discovery initiatives focused on oncology. Eloxx Pharmaceuticals was established in 2013 and is headquartered in Watertown, Massachusetts.
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Kairos Pharma, Ltd. operates as a clinical-stage biopharmaceutical company focused on developing innovative treatments for individuals battling cancer. Its therapeutic portfolio includes a range of antibodies and small molecules engineered to combat various malignancies, such as prostate, lung, and breast cancer, as well as glioblastoma. Initially incorporated in 2013 under the name NanoGB13, Inc., the enterprise officially adopted its current identity as Kairos Pharma, Ltd. in July 2016. The company's operations are headquartered in Los Angeles, California.
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Aktis Oncology, Inc. is a clinical-stage biotechnology firm dedicated to advancing targeted radiopharmaceutical therapies for cancer treatment. Their core innovation lies in a proprietary miniprotein radioconjugate platform, which enables the discovery and development of potent radiopharmaceutical therapies designed to precisely deliver tumor-killing radioisotopes. Among their pipeline candidates is Nectin-4, a miniprotein radioconjugate specifically engineered to treat locally advanced or metastatic urothelial cancer. Key programs also include AKY-1189, a radioconjugate engineered to target Nectin-4 expressing tumors across various indications such as metastatic urothelial cancer, breast cancer, non-small cell lung cancer (NSCLC), colorectal cancer, and cervical cancer. Another significant therapy, AKY-2519, is under development to deliver radioisotopes to B7-H3 (CD276) expressing tumors, addressing prostate cancer, lung cancer, and other solid tumor types. Originally incorporated as HotKnot Therapeutics, Inc., the company officially rebranded to Aktis Oncology, Inc. in April 2020. Founded in 2020, Aktis Oncology maintains its headquarters in Boston, Massachusetts.
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Based in New York City and established in 1993, TG Therapeutics, Inc. is a biopharmaceutical company that has advanced to the commercial stage. Its core mission revolves around the acquisition, advancement, and marketing of novel therapeutic solutions. The company's focus areas specifically include B-cell related cancers (malignancies) and various autoimmune disorders. Among its significant investigational therapeutic candidates is Ublituximab, a distinctive glycoengineered monoclonal antibody currently undergoing evaluation. It targets B-cell non-Hodgkin lymphoma, chronic lymphocytic leukemia (CLL), and the relapsing forms of multiple sclerosis. Another compound in its pipeline is Umbralisib, an orally administered inhibitor designed to block PI3K-delta and CK1-epsilon enzymes. This treatment is being investigated for its effectiveness against CLL, marginal zone lymphoma, and follicular lymphoma. TG Therapeutics is also developing Cosibelimab, an IgG1 human monoclonal antibody that functions by binding to programmed death-ligand 1 (PD-L1) and subsequently preventing its interaction with PD-1 and B7.1 receptors. Furthermore, the company is advancing TG-1701, an oral, covalently-bound Bruton's tyrosine kinase (BTK) inhibitor, notably more selective for BTK compared to ibrutinib in laboratory screenings. Completing this clinical-stage portfolio is TG-1801, a bispecific antibody engineered to simultaneously target CD47 and CD19. Beyond its clinical-stage assets, the company possesses various licensed preclinical programs, including those addressing BET, interleukin-1 receptor associated kinase-4, and GITR. To enhance its research and development capabilities, TG Therapeutics has forged collaboration agreements with entities such as Checkpoint Therapeutics, Inc., Jiangsu Hengrui Medicine Co., Novimmune SA, Ligand Pharmaceuticals Incorporated, and Jubilant Biosys. The company also maintains strategic alliances with partners including LFB Biotechnologies S.A.S, GTC Biotherapeutics, LFB/GTC LLC, Ildong Pharmaceutical Co. Ltd., and Rhizen Pharmaceuticals, S A.
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CASI Pharmaceuticals, Inc. operates as a biopharmaceutical firm, focusing on the development and commercialization of therapeutic and pharmaceutical products across the People's Republic of China, the United States, and international territories. The company's offerings include EVOMELA, an intravenous formulation of melphalan, which serves as a conditioning treatment before stem cell transplantation and as palliative care for patients with multiple myeloma. Its hematology/oncology pipeline is robust, featuring CNCT19, an investigative autologous CD19 CAR-T product; BI-1206, a novel anti-FcγRIIB antibody designed for treating solid tumors and relapsed/refractory non-Hodgkin lymphoma; CB-5339, an innovative VCP/p97 inhibitor targeting valosin-containing protein (VCP)/p97 pathways crucial for protein homeostasis, DNA damage response, and cellular stress in various malignancies; CID-103, a human IgG1 anti-CD38 monoclonal antibody; and Thiotepa, a chemotherapeutic agent with diverse indications, including its use as a conditioning regimen prior to certain allogeneic hematopoietic stem cell transplants. CASI Pharmaceuticals maintains licensing agreements with entities such as Juventas Cell Therapy Ltd., BioInvent International AB, Black Belt Therapeutics Limited, Cleave Therapeutics, Inc., and Acrotech Biopharma L.L.C., primarily for the development and commercialization of its commercial product, EVOMELA. The company was founded in 1991 and is headquartered in Beijing, People's Republic of China.
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KalVista Pharmaceuticals, Inc. is a clinical stage pharmaceutical company, which engages in the discovery, development, and commercialization of small molecule protease inhibitors for diseases with significant unmet need. Its product candidates are inhibitors of plasma kallikrein being developed for two indications: Sebetralstat for HAE and Factor XIIa. The company was founded by T. Andrew Crockett, Edward P. Feener, and Lloyd Paul Aiello on March 26, 2004 and is headquartered in Framingham, MA.
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CStone Pharmaceuticals is a biopharmaceutical company dedicated to the discovery, development, and commercialization of advanced immuno-oncology and precision medicines. Its mission is to address critical unmet medical needs for cancer patients, both within China and across the globe. The company's market-ready portfolio includes Sugemalimab, a monoclonal antibody targeting programmed death ligand 1 (PD-L1); GAVRETO, an RET inhibitor approved for advanced or metastatic RET-mutant medullary and RET fusion-positive thyroid cancers; and avapritinib, a KIT/PDGFRA inhibitor used to treat adults with unresectable or metastatic gastrointestinal stromal tumors featuring a PDGFRA exon 18 mutation. CStone also maintains a strong pipeline of investigational therapies, such as Nofazinlimab (a PD-1 antibody for hepatocellular carcinoma), Ivosidenib (an isocitrate dehydrogenase 1 (IDH1) inhibitor for adults with relapsed or refractory acute myeloid leukemia with an IDH1 mutation), and Fisogatinib (an FGFR4 inhibitor for hepatocellular carcinoma). Additional pipeline assets include CS1002, CS2006, CS3002, CS3005, CS2007, CS2008, and CS500, primarily for solid tumors, along with CS5001, intended for both solid and hematologic malignancies. Established in 2015, CStone Pharmaceuticals is headquartered in Shanghai, China.
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Viridian Therapeutics, Inc. is a biotechnology firm committed to creating therapies for patients afflicted by serious illnesses. Its primary development efforts include VRDN-001, a humanized monoclonal anti-IGF-1R antibody currently advancing through Phase 1/2 clinical trials for thyroid eye disease (TED). The company's portfolio also features VRDN-002, an IGF-1R antibody undergoing Phase 1 clinical evaluation, alongside VRDN-003, a therapeutic antibody also designed to target IGF-1R for TED. Established in 2006, this Waltham, Massachusetts-based firm previously operated as Miragen Therapeutics, Inc., before changing its name to Viridian Therapeutics, Inc. in January 2021.
Biotech
Werewolf Therapeutics, Inc. is a biopharmaceutical firm dedicated to developing novel therapies that activate the body's immune system to combat cancer. Leveraging its exclusive PREDATOR platform, the company crafts conditionally activated molecules designed to stimulate both adaptive and innate immunity. This strategic approach aims to circumvent the shortcomings often associated with traditional proinflammatory immune treatments. Key among its product pipeline are WTX-124, a conditionally activated Interleukin-2 INDUKINE molecule targeting advanced solid tumors, and WTX-330, an Interleukin-12 INDUKINE molecule also designed for conditional activation, intended for advanced or metastatic solid tumors or lymphomas that have relapsed or are refractory. Furthermore, Werewolf Therapeutics is progressing WTX-613, a conditionally activated interferon alpha INDUKINE molecule, for addressing solid tumors and hematologic malignancies. The company was founded in 2017 and operates from its headquarters in Cambridge, Massachusetts.
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