Novavax, Inc., a biotechnology company, that promotes improved health by discovering, developing, and commercializing vaccines to protect against serious infectious diseases. It offers vaccine platform that combines a recombinant protein approach, nanoparticle technology, and its patented Matrix-M adjuvant to enhance the immune response. It focuses on urgent health challenges, which is evaluating vaccines for COVID-19, influenza, and COVID-19 influenza combination. The company is commercializing a COVID-19 vaccine, NVX-CoV2373 under the brand names of Nuvaxovid, Covovax, and Novavax COVID-19 Vaccine, adjuvanted for adult and adolescent populations as a primary series and for both homologous and heterologous booster indications. It is also developing R21/Matrix-M adjuvant malaria vaccine. Novavax, Inc. was incorporated in 1987 and is headquartered in Gaithersburg, Maryland.

Vir Biotechnology, Inc., an immunology company, develops therapeutic products to treat and prevent serious infectious diseases. Its clinical development pipeline consists of product candidates targeting hepatitis delta virus (HDV), hepatitis B virus (HBV), and human immunodeficiency virus (HIV). The company's preclinical candidates include those targeting influenza A and B, coronavirus disease 2019, respiratory syncytial virus (RSV) and human metapneumovirus (MPV), and human papillomavirus (HPV). The company has grant agreements with Bill & Melinda Gates Foundation and National Institutes of Health; an option and license agreement with Brii Biosciences Limited; a collaboration and license agreement with Alnylam Pharmaceuticals, Inc.; license agreements with MedImmune, LLC; collaboration with WuXi Biologics (Hong Kong) Limited and Glaxo Wellcome UK Ltd.; and a collaborative research agreement with GlaxoSmithKline Biologicals S.A, as well as license agreement with Sanofi for three clinical-stage masked T-cell engagers (TCEs) and exclusive use of the protease-cleavable masking platform for oncology and infectious diseases. It also has a manufacturing agreement with Samsung Biologics Co.,Ltd. The company was incorporated in 2016 and is headquartered in San Francisco, California.

Vaxart, Inc., a clinical-stage biotechnology company, discovers and develops oral recombinant protein vaccines based on its proprietary oral vaccine platform. The company's product pipeline includes norovirus vaccine, a bivalent oral tablet vaccine in Phase 2 clinical trial for the GI.1 and GII.4 norovirus strains; coronavirus vaccine, which is in Phase 2 clinical trial, for the treatment of SARS-CoV-2 infection; seasonal influenza vaccine, which is in Phase 2 clinical trial, to treat H1 influenza infection; and human papillomavirus therapeutic vaccine, which is in preclinical stage, that targets HPV-16 and HPV-18 for cervical cancers and precancerous cervical lesions. It has a license agreement with Altesa Biosciences, Inc. to develop and commercialize Vapendavir, a capsid-binding broad-spectrum antiviral. Vaxart, Inc. is headquartered in South San Francisco, California.

HilleVax, Inc., a clinical-stage biopharmaceutical company, focuses on developing and commercializing novel vaccines in the United States. It develops HIL-214, a virus-like particle-based vaccine candidate for the prevention of moderate-to-severe acute gastroenteritis caused by norovirus infection. The company was formerly known as MokshaCo, Inc. and changed its name to HilleVax, Inc. in February 2021. HilleVax, Inc. was founded in 2019 and is headquartered in Boston, Massachusetts.

Sutro Biopharma, Inc. operates as a clinical-stage oncology company. The company develops site-specific and novel-format antibody drug conjugates (ADCs) that enables its proprietary integrated cell-free protein synthesis platform, XpressCF and XpressCF+. Its product candidates include STRO-002, an ADC directed against folate receptor-alpha, which is in Phase II/III clinical trials for patients with ovarian and endometrial cancers; VAX-24 and Vax-31 pneumococcal conjugate vaccine candidates that is in Phase II/III clinical trials for the treatment of invasive pneumococcal disease; and MK-1484, a distinct cytokine derivative molecule that is in Phase I clinical study for the treatment of cancer. The company's pre-clinical product candidates include STRO-003, an ADC directed against an anti-receptor tyrosine kinase-like orphan receptor 1 (ROR1) for the treatment of solid tumors and hematological cancers; and STRO-004, a tissue factor (TF) targeting ADC for the treatment of TF-expressing solid tumors, including cervical, lung, and breast cancer. Sutro Biopharma, Inc. has collaboration and license agreements with Merck Sharp & Dohme Corporation to develop research programs focusing on cytokine derivatives for cancer and autoimmune disorders; Vaxcyte to discover and develop vaccine candidates for the treatment or prophylaxis of infectious diseases; Tasly Biopharmaceuticals Co., Ltd. to develop and commercialize STRO-002 in Greater China; EMD Serono to develop ADCs for multiple cancer targets; and Astellas Pharma Inc. to develop immunostimulatory ADC. The company was formerly known as Fundamental Applied Biology, Inc. Sutro Biopharma, Inc. was incorporated in 2003 and is headquartered in South San Francisco, California.

Invivyd, Inc., a commercial-stage biopharmaceutical company, focuses on the discovery, development, and commercialization of antibody-based solutions for infectious diseases in the United States. The company developed INVYMAB, a platform that combines viral surveillance and predictive modeling with advanced antibody engineering. Its pipeline includes PEMGRADA (pemivibart) injection, a half-life extended investigational monoclonal antibody (mAb) for the prevention of COVID-19 in adults and adolescents; VYD2311, an mAb candidate which is in preclinical studies for the prevention or treatment for COVID-19; and adintrvimab, that is in phase 3 clinical trials for the prevention or treatment of COVID-19. The company also has discovery stage candidates for the prevention of seasonal influenza and COVID-19. It has a collaboration agreement with Adimab, LLC for the discovery and optimization of proprietary antibodies; and the Scripps Research Institute to perform research activities to identify vaccine candidates for the prevention, diagnosis or treatment of influenza or beta coronaviruses. The company was formerly known as Adagio Therapeutics, Inc. and changed its name to Invivyd, Inc. in September 2022. Invivyd, Inc. was incorporated in 2020 and is headquartered in Waltham, Massachusetts.

Vaccinex, Inc., a clinical-stage biotechnology company, engages in the discovery and development of targeted biotherapeutics to treat cancer, neurodegenerative diseases, and autoimmune disorders. The company's lead drug candidate, pepinemab, a humanized monoclonal antibody that binds and blocks the activity of SEMA4D. It is developing Pepinemab, which is in phase 2 study for treatment of Alzheimer's disease and has completed phase 2 study for treatment of Huntington's disease; Pepinemab in combination with Pembrolizumab in phase 2 study for head and neck cancer, Avelumab in phase 2 study for pancreatic cancer, and completed phase 2 study with Avelumab for non-small cell lung cancer; and Pepinemab in combination with Nivolumab completed phase 2 study for melanoma, and trastuzumab and DC vaccine in phase 2 study for breast cancer. The company has also developed ActivMAb, an antibody drug discovery platform based on a novel method for complex targets, such as multi-pass membrane receptors or large and diverse libraries of full-length human monoclonal antibodies on the surface of pox viruses. It has collaborations with Merck Sharp & Dohme; Ares Trading S.A.; The Children's Hospital of Philadelphia; Emory University; Huntington Study Group; H. Lee Moffitt Cancer Center and Research Institute, Inc; Catalent Pharma Solutions, LLC; Surface Oncology, Inc.; and Pharmaceutical and Biotech Co. The company was incorporated in 2001 and is headquartered in Rochester, New York.

VBI Vaccines Inc., a commercial-stage biopharmaceutical company, develops and sells vaccines to treat immuno-oncology and infectious disease. It offers hepatitis B (HBV) vaccine under the PreHevbrio, PreHevbri, and Sci-B-Vac brand names. The company also develops VBI-2601, a protein based immunotherapeutic candidate for the treatment of chronic HBV infection; VBI-1901, a glioblastoma cancer vaccine immunotherapeutic candidate; VBI-1501, a prophylactic cytomegalovirus vaccine candidate; and VBI-2501 to treat Zika virus. In addition, it develops coronavirus vaccine candidates that include VBI-2902, VBI-2901, and VBI-2905. The company has collaboration and license agreements with Brii Biosciences Limited, the National Research Council of Canada, and Coalition for Epidemic Preparedness Innovations. The company was formerly known as SciVac Therapeutics Inc. and changed its name to VBI Vaccines Inc. in May 2016. VBI Vaccines Inc. is based in Cambridge, Massachusetts.