Iteos Therapeutics, Inc., a clinical-stage biopharmaceutical company, engages in the discovery and development of immuno-oncology therapeutics for patients with cancer. The company's lead antibody product candidate, belrestotug, an antagonist of TIGIT or T-cell immunoreceptor with Ig and ITIM domains, which is in Phase 1b clinical trial, as well as used to engage the Fc gamma receptor, or Fc?R to activate dendritic cells, natural killer cells, and macrophages and to promote antibody-dependent cellular cytotoxicity, or ADCC activity. Its product pipeline also includes inupadenant, a next-generation A2AR antagonists that is in Phase 1/2a clinical trials to overcome the specific adenosine-mediated immunosuppression found in tumor microenvironment; and EOS-984, a small molecule targeting equilibrative nucleoside transporter 1 (ENT1) to inhibit the immunosuppressive activity of adenosine and restore immune cell proliferation is in Phase 1 clinical trials. Iteos Therapeutics, Inc. was founded in 2011 and is headquartered in Watertown, Massachusetts.

Compass Therapeutics, Inc., a clinical-stage oncology-focused biopharmaceutical company, engages in developing antibody-based therapeutics to treat various human diseases in the United States. The company's lead product candidates include CTX-009, a bispecific antibody that blocks Delta-like ligand 4 a ligand of Notch-1, and vascular endothelial growth factor A signaling pathways, which are critical to angiogenesis and tumor vascularization; and CTX-471, an IgG4 monoclonal antibody that is an agonist of CD137, a key co-stimulatory receptor on immune cells. It also develops CTX-8371, a bispecific inhibitor that targets PD-1 and PD-L1 checkpoint inhibitor antibodies. The company was founded in 2014 and is headquartered in Boston, Massachusetts.

Checkpoint Therapeutics, Inc., a clinical-stage immunotherapy and targeted oncology company, focuses on the acquisition, development, and commercialization of novel treatments for patients with solid tumor cancers in the United States and internationally. The company's lead antibody product candidate is Cosibelimab, which is in Phase 1 clinical trial to treat patients with selected recurrent or metastatic cancers; and CK-302, a product candidate in preclinical trials for hematological malignancies and solid tumors. It is developing Olafertinib, which is in Phase 3 clinical trials for the treatment of adult patients with metastatic non-small cell lung cancer; CK-103 for the treatment of various advanced and metastatic solid tumor cancers; and Anti-Carbonic Anhydrase IX (CAIX) antibody, a product candidate in preclinical trials to recognize CAIX expressing cells and kill them via antibody-dependent cellular cytotoxicity and complement-dependent cytotoxicity. The company has licensing and collaboration agreements with Adimab, LLC for the development of Cosibelimab; NeuPharma, Inc., to develop and commercialize Olafertinib; and Jubilant Biosys Limited for the development and commercialization of novel compounds that inhibit BET bromodomains, as well as collaboration with GC Cell. The company was incorporated in 2014 and is based in Waltham, Massachusetts. Checkpoint Therapeutics, Inc. is a subsidiary of Fortress Biotech, Inc.

Agenus Inc., a clinical-stage biotechnology company, discovers and develops immuno-oncology products in the United States and internationally. The company offers Retrocyte Display, an antibody expression platform for the identification of fully human and humanized monoclonal antibodies; and display technologies. It develops QS-21 Stimulon adjuvant, a saponin-based vaccine adjuvant. The company also develops Balstilimab, an anti-PD-1 antagonist that has completed Phase II clinical trial to treat second line cervical cancer; AGEN1181, an antigen 4 (CTLA-4) blocking antibody that is in Phase 2 clinical trial for the treatment of pancreatic cancer and and melanoma; AGEN2373, a CD137 monospecific antibody that is in Phase 1b clinical trial; AGEN1423, a CD73/TGFß TRAP antibody; AGEN1571, an ILT2 monospecific antibody that is in Phase 1 clinical trial; and BMS-986442, a TIGIT bispecific antibodies. In addition, it develops INCAGN1876, a GITR agonist; INCAGN2390, a TIM-3 monospecific antibody; INCAGN2385, a LAG-3 monospecific antibody; MK-4830, a monospecific antibody targeting ILT4 that is in Phase 2 clinical trial; UGN-301, a zalifrelimab intravesical solution for the treatment of cancers of the urinary tract that is in a Phase 1 clinical trial; and AGEN1884, a first-generation anti-CTLA-4 monospecific antibody. The company operates under Agenus, MiNK, Prophage, Retrocyte Display, and Stimulon trademarks. It has collaborations with Bristol-Myers Squibb Company, Betta Pharmaceuticals Co., Ltd., Incyte Corporation, Merck Sharpe & Dohme, and Gilead Sciences, Inc. The company was formerly known as Antigenics Inc. and changed its name to Agenus Inc. in January 2011. Agenus Inc. was founded in 1994 and is headquartered in Lexington, Massachusetts.

Adagene Inc., a clinical stage biotechnology company, engages in the research, development, and production of monoclonal antibody drugs for cancers. The company's product candidates include ADG106, a human ligand-blocking agonistic anti- CD137 IgG4 monoclonal antibodies (mAbs) that is in Phase 1b/2 clinical trials for the treatment advanced solid tumors and non-Hodgkin's lymphoma; ADG126, a masked fully-human anti-CTLA-4 mAb that is in Phase 1 clinical trial for the treatment advanced/metastatic solid tumors; and ADG116, a human ligand-blocking anti-CTLA-4 mAb, which is in Phase 1b/2 clinical development for the treatment of advanced/metastatic solid tumors. It also offers ADG104, an anti-PD-L1 mAb that is in Phase 2 clinical development; ADG125, a novel anti-CSF-1R mAb, which is in Phase I clinical trial; ADG206, a masked, Fc engineered anti-CD137 agonistic POWERbody; ADG153, a masked anti-CD47 IgG1 SAFEbody, which is in preclinical for the treatment hematologic and solid tumors; ADG138, novel HER2xCD3 POWERbody, which is in preclinical for the treatment HER2-expressing solid tumors; and ADG152, a v POWERbody, which is in preclinical stage for the treatment off-tumor toxicities, as well as develops anti-CD28 bispecific POWERbody TCEs. The company was incorporated in 2011 and is headquartered in Suzhou, China.

PDS Biotechnology Corporation, a clinical-stage biopharmaceutical company, developing a pipeline of targeted cancer immunotherapies in the United States. The company's lead product candidate is PDS0101 (HPV16), which is in Phase II clinical trial provides a first line treatment for the recurrent/metastatic head and neck cancer, and human papillomavirus associated malignancies. It also develops various product candidates, which are in preclinical trials, including PDS0102, an investigational immunotherapy utilizing tumor-associated and immunologically active T cell receptor gamma alternate reading framed protein (TARP) for treating prostate and breast cancers; and PDS0103 for ovarian, colorectal, lung, and breast cancers. In addition, the company is developing PDS01ADC, a novel investigational Interleukin 12 fused antibody-drug conjugate that enhances the proliferation, potency, and longevity of T cells in the tumor microenvironment; and PDS0104, a novel investigational Tyrosinase-related Protein 2 targeted immunotherapy that stimulates a potent targeted T cell attack against melanoma. Further, the company provides PDS0202, a novel investigational influenza vaccine that generates broad and robust antibody and T cell responses that provide protection against continually evolving strains of seasonal flu and potentially emerging pandemic flu. It has a license and collaboration agreements with National Institutes of Health, Merck Eprova AG, The U.S. Department of Health and Human Services, and MSD International GmbH. The company was founded in 2005 and is based in Princeton, New Jersey.

ALX Oncology Holdings Inc., a clinical-stage immuno-oncology company, focuses on developing therapies for cancer patients in the United States. The company's lead product candidate is Evorpacept, a CD47 blocking therapeutic biologic in development as a combination therapy with other anti-cancer agents, including ASPEN-06, under Phase 2 clinical study for treating Gastric/GEJ cancer; ASPEN-07, under Phase 1 clinical study for treating urothelial cancer; and ASPEN-03 and ASPEN-04, both under Phase 2 clinical study for treating head and neck squamous cell carcinoma. It also has collaboration agreement for Evorpacept combination programs comprising Jazz Pharmaceuticals plc for zanidatamab, under Phase 1 trial for the treatment of breast cancer and other solid tumors; Quantum Leap Healthcare collaborative with an ADC, fam-trastuzumab deruxtecan-nxki, under Phase 1 trial for the treatment of patients with breast cancer; MD Anderson Cancer Center with rituximab and lenalidomide for the treatment of patients with indolent and aggressive NHL; Sanofi with isatuximab and dexamethasone, under Phase 1/2 trial for the treatment of patients with relapsed or refractory multiple myeloma; Academic Gastrointestinal Cancer Consortium with pembrolizumab and cetuximab, under Phase 2 trial to treat refractory microsatellite stable metastatic colorectal cancer; and University of Pittsburgh with liposomal doxorubicin and pembrolizumab, under Phase 2 trial recurrent platinum-resistant ovarian cancer. In addition, the company has collaboration agreement with Tallac Therapeutics, Inc. for the development of ALTA-002, a potent immune activator targeted to myeloid cells in the tumor to promote innate and adaptive anti-cancer immune responses. It also has license agreements with Board of Trustees of the Leland Stanford Junior University, Selexis SA, and Crystal Bioscience, Inc. The company was incorporated in 2015 and is headquartered in South San Francisco, California.

TRACON Pharmaceuticals, Inc., a biopharmaceutical company, focuses on the development and commercialization of novel targeted therapeutics for cancer in the United States. Its clinical stage products include envafolimab (KN035), a PD-L1 single-domain antibody for the treatment of refractory soft tissue sarcoma; and YH001, an investigational humanized cytotoxic T-lymphocyte-associated protein 4 IgG1 monoclonal antibody that is in Phase I clinical trial for the treatment of various cancer indications. The company's clinical stage products also include TRC102, a small molecule that is in Phase II clinical trial for the treatment of mesothelioma, and in Phase I clinical trial to treat solid tumors, lung cancer, and glioblastoma; and TJ004309, a CD73 antibody that is in Phase I clinical development for the treatment of solid tumors. In addition, it is developing bispecific antibodies, which are in preclinical stage. It has collaboration and license agreements with 3D Medicines Co., Ltd. and Jiangsu Alphamab Biopharmaceuticals Co., Ltd. for the development of envafolimab; I-Mab Biopharma for the development of CD73 antibody TJ004309 and bispecific antibodies; and cooperative research and development agreement with National Cancer Institute. The company was formerly known as Lexington Pharmaceuticals, Inc. and changed its name to TRACON Pharmaceuticals, Inc. in March 2005. TRACON Pharmaceuticals, Inc. was incorporated in 2004 and is headquartered in San Diego, California.