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.

INmune Bio, Inc., a clinical-stage immunology company, focuses on developing drugs to reprogram the patients innate immune system to treat disease in the United States. It intends to develop and commercialize product candidates to treat hematologic malignancies, solid tumors, and chronic inflammation. The company's development programs include INKmune, which is in Phase 1 for the treatment of patients with high-risk myelodysplastic syndrome; and INB03, a mucinous polyglucan on the surface of some epithelial cancer cells that appears to predict resistant to immunotherapy, including women with MUC4 expressing HER2+ breast cancer and other MUC4 resistant cancers. It also provides XPro1595 for the treatment of Alzheimer's disease and treatment resistant depression. It has license agreements with Xencor, Inc.; Immune Ventures, LLC; and University of Pittsburg. INmune Bio, Inc. was incorporated in 2015 and is headquartered in Boca Raton, Florida.

I-Mab, a clinical stage biopharmaceutical company, discovers, develops, and commercializes biologics in the fields of immuno-oncology and immuno-inflammation diseases primarily in the United States. It is developing Uliledlimab, a CD73 neutralizing antibody, which is in Phase 2 clinical trial for the treatment of solid tumors; Givastomig, a bi-specific antibody that is in Phase 1 clinical trial for the treatment of gastric and other cancers; and Ragistomig, a programmed cell death ligand-based tumor-dependent T cell engager, which is in Phase 1 clinical trial for the treatment of for solid tumors. The company is also evaluating opportunities to develop Lemzoparlimab, a fully human CD47 monoclonal antibody for cancer immunotherapy. It has strategic licensing agreement with Ferring International Center SA to research, develop, make, have made, import, use, sell and offer to sell FE301, an interleukin-6 inhibitor. The company has clinical collaboration with Bristol Myers Squibb to evaluate Claudin 18.2 x 4-1BB bispecific antibody givastomig in combination with nivolumab and chemotherapy for the treatment of gastric and esophageal cancer. I-Mab was founded in 2014 and is headquartered in Rockville, Maryland.

Spero Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on identifying, developing, and commercializing novel treatments for multi-drug resistant (MDR) bacterial infections and rare diseases in the United States. The company's product candidates include tebipenem pivoxil hydrobromide (HBr), an oral carbapenem-class antibiotic to treat complicated urinary tract infections, including pyelonephritis for adults; SPR206, an intravenous-administered antibiotic against MDR Gram-negative pathogens comprising carbapenem-resistant enterobacterales (CRE), acinetobacter baumannii, and pseudomonas aeruginosa, as well as negative bacterial infections in the hospital setting; and SPR720, a novel oral antibiotic agent for the treatment of non-tuberculous mycobacterial pulmonary disease. It has license agreement with Meiji Seika Pharma Co., Ltd. to support the development of tebipenem HBr; Everest Medicines to develop, manufacture, and commercialize SPR206 in Greater China, South Korea, and Southeast Asian countries; and Vertex Pharmaceuticals Incorporated for patents relating to SPR720, as well as SPR719, an active metabolite. Spero Therapeutics, Inc. was founded in 2013 and is headquartered in Cambridge, Massachusetts.

SAB Biotherapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on the development of human polyclonal immunotherapeutic antibodies to address immune system disorders and infectious diseases. It has applied advanced genetic engineering and antibody science to develop transchromosomic bovine herds that produce fully human antibodies targeted at infectious diseases and immune and autoimmune disorders, including infectious diseases, influenza, CDI, type 1 diabetes, organ transplantation, and oncology, as well as immunology, gastroenterology, and respiratory diseases. The company also uses its DiversitAb immunotherapy platform to produce fully-human polyclonal antibodies without the need for human donors or plasma. In addition, its lead product candidate SAB-142, a human, multi-target anti-thymocyte globulin treatment, currently under Phase 1 trials in delaying the onset or progression of type 1 diabetes. Further, the company develops SAB-176, a multivalent, broadly neutralizing - human polyclonal immunoglobulin therapeutic candidate, currently in Phase 2a development for the treatment or prevention of severe influenza. SAB Biotherapeutics, Inc. was founded in 2014 and is headquartered in Miami Beach, Florida.

Molecular Templates, Inc., a clinical stage biopharmaceutical company, focuses on the discovery and development of biologic therapeutics for the treatment of cancer and other serious diseases in the United States. The company develops therapies through its proprietary biologic drug platform technology (ETB). It is also developing MT- 8421, an ETB candidate that is in Phase I clinical trial for the treatment of dismantling TME through direct cell-kill of tumor and immune cell; MT-0169, which is in Phase I clinical trial to treat relapsed/refractory multiple myeloma; and MT-6402 in that is in Phase I clinical trial for relapsed/refractory patients with PD-L1 expressing tumors. The company has a collaboration agreement with Bristol Myers Squibb to discover and develop novel products containing ETBs directed to multiple targets. Molecular Templates, Inc. was founded in 2001 and is headquartered in Austin, Texas.

Theriva Biologics, Inc., a clinical-stage company, develops therapeutics to treat cancer and related diseases in areas of high unmet need in the United States. The company's lead product candidate is VCN-01, a clinical stage oncolytic human adenovirus that is in a Phase 2 clinical study for the treatment of pancreatic cancer; a Phase 1 clinical study for the treatment of retinalblastoma; a Phase 1 clinical study for the treatment of head and neck squamous cell carcinoma; and a Phase 1 clinical study for the treatment of solid tumors. It also develops VCN-11 for treating solid tumors; SYN-004 designed to degrade various commonly used intravenous beta-lactam antibiotics in gastrointestinal (GI) tract for the prevention of microbiome damage to prevent overgrowth and infection by pathogenic organisms, such Clostridioides difficile infection and vancomycin resistant Enterococci, and reducing the incidence and severity of acute graft-versus-host-disease (aGVHD) in allogeneic hematopoietic cell transplant recipients; and SYN-020, a recombinant oral formulation for the enzyme intestinal alkaline phosphatase to treat both local GI and systemic diseases. In addition, the company develops clinical stage products, such as SYN-006 to prevent aGVHD and infection by carbapenem resistant enterococci; and SYN-007 for preventing antibiotic associated diarrhea with oral ß-lactam antibiotics. It has collaboration agreements with The University of Texas at Austin, Catalan Institute of Oncology, Fundació Privada Institut d'Investigacio Biomedica de Bellvitge, Saint Joan De Déu, and Massachusetts General Hospital, as well as a clinical trial agreement with Washington University School of Medicine in St. Louis to conduct a Phase 1b/2a clinical trial of SYN-004. Theriva Biologics, Inc. is headquartered in Rockville, Maryland.

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.