Regeneron Pharmaceuticals, Inc. discovers, invents, develops, manufactures, and commercializes medicines for treating various diseases worldwide. The company's products include EYLEA injection to treat wet age-related macular degeneration and diabetic macular edema; myopic choroidal neovascularization; diabetic retinopathy; neovascular glaucoma; and retinopathy of prematurity. It also provides Dupixent injection to treat atopic dermatitis and asthma in adults and pediatrics; Libtayo injection to treat metastatic or locally advanced cutaneous squamous cell carcinoma; Praluent injection for heterozygous familial hypercholesterolemia or clinical atherosclerotic cardiovascular disease in adults; REGEN-COV for covid-19; and Kevzara solution for treating rheumatoid arthritis in adults. In addition, the company offers Inmazeb injection for infection caused by Zaire ebolavirus; ARCALYST injection for cryopyrin-associated periodic syndromes, including familial cold auto-inflammatory syndrome and muckle-wells syndrome; and ZALTRAP injection for intravenous infusion to treat metastatic colorectal cancer; and develops product candidates for treating patients with eye, allergic and inflammatory, cardiovascular and metabolic, infectious, and rare diseases; and cancer, pain, and hematologic conditions. It has collaboration with Mammoth Biosciences, Inc. to research, develop and commercialize in vivo CRISPR-based gene editing therapies for multiple tissues and cell types; and with Sonoma Biotherapeutics, Inc. to discover, develop, and commercialize engineered regulatory T cell therapies. The company was incorporated in 1988 and is headquartered in Tarrytown, New York.

Ultragenyx Pharmaceutical Inc., a biopharmaceutical company, focuses on the identification, acquisition, development, and commercialization of novel products for the treatment of rare and ultra-rare genetic diseases in North America, Latin America, Japan, Europe, and internationally. Its biologic products include Crysvita (burosumab), an antibody targeting fibroblast growth factor 23 for the treatment of X-linked hypophosphatemia, as well as tumor-induced osteomalacia; Mepsevii, an enzyme replacement therapy for the treatment of children and adults with Mucopolysaccharidosis VII; Dojolvi for treating long-chain fatty acid oxidation disorders; and Evkeeza (evinacumab) for the treatment of homozygous familial hypercholesterolemia. The company's products candidatures include DTX401, an adeno-associated virus 8 (AAV8) gene therapy clinical candidate for the treatment of patients with glycogen storage disease type Ia; DTX301, an AAV8 gene therapy for the treatment of patients with ornithine transcarbamylase; UX143, a human monoclonal antibody for the treatment of osteogenesis imperfecta; GTX-102, an antisense oligonucleotide for the treatment of Angelman syndrome; UX111, an AAV9 gene therapy product candidate for the treatment of patients with Sanfilippo syndrome type A, or MPS IIIA, a rare lysosomal storage disease; UX701, for the treatment of Wilson disease; and UX053 for the treatment of glycogen storage disease type III. Ultragenyx Pharmaceutical Inc. has collaboration and license agreement with Kyowa Kirin Co., Ltd.; Saint Louis University; Baylor Research Institute; REGENXBIO Inc.; Bayer Healthcare LLC; GeneTx; Mereo; University of Pennsylvania; Arcturus Therapeutics Holdings Inc.; Solid Biosciences Inc.; Regeneron; Abeona; and Daiichi Sankyo Co., Ltd. The company was incorporated in 2010 and is headquartered in Novato, California.

MeiraGTx Holdings plc, a clinical stage gene therapy company, focusing on developing treatments for patients with serious diseases. The company develops various therapies for ocular diseases, including inherited retinal diseases and large degenerative ocular diseases, neurodegenerative diseases, and xerostomia. Its programs in clinical development include Phase I/II clinical stage programs in achromatopsia, X-linked retinitis pigmentosa, and RPE65-deficiency; Phase I clinical trials for radiation-induced xerostomia; and Parkinson's program that has completed a Phase II trial. It has a research collaboration agreement with Janssen Pharmaceuticals, Inc. for the research, development, and commercialization of gene therapies for the treatment of inherited retinal disease. The company was incorporated in 2015 and is based in New York, New York.

Neurogene Inc., a biotechnology company, develops genetic medicines for rare neurological diseases. The company's product candidates include NGN-401 which is packaged in an adeno-associated virus 9 that is in Phase 1/2 clinical trial for the treatment of Rett syndrome; and NGN-101, a conventional gene therapy candidate that is in Phase 1/2 clinical trial to treat CLN5 Batten disease. It has a license agreement with The University of North Carolina, the University of Edinburgh, Virovek, Inc., and Sigma-Aldrich Co. LLC. The company is headquartered in New York, New York.

4D Molecular Therapeutics, Inc., a clinical-stage biotherapeutics company, develops genetic medicines using its therapeutic vector evolution platform in the Netherland and the United States. The company develops a portfolio of genetic medicine product candidates focuses in three therapeutic areas for ophthalmology, cardiology, and pulmonology. Its product pipeline includes 4D-150, which is in phase 1/2 clinical trial for the treatment of wet age-related macular degeneration; and is in phase 1/2 clinical trial for the treatment of diabetic macular edema. The company develops 4D-125, which is in phase 1/2 clinical trial for the treatment of x-linked retinitis pigmentosa; 4D-110, which is in phase 1/2 clinical trial for the treatment of choroideremia; 4D-710, which is in phase 1/2 clinical trial for the treatment cystic fibrosis lung disease; and 4D-310 to treat fabry disease cardiomyopathy and is in phase 1/2 clinical trial. In addition, its product candidates comprises 4D-175, which is in pre-clinical development for the treatment for geographic trophy; and 4D-725 to treat alpha-1 antitrypsin deficiency lung disease and is in pre-clinical development. The company has collaboration and licensing agreements with Arbor Biotechnologies, Inc.; Astellas Gene Therapies, Inc; uniQure biopharma B.V.; and Cystic Fibrosis Foundation. 4D Molecular Therapeutics, Inc. was founded in 2013 and is headquartered in Emeryville, California.

Ocugen, Inc., a clinical-stage biopharmaceutical company, focuses on discovering, developing, and commercializing novel gene and cell therapies and vaccines that improve patients' health. The company's pipeline product includes OCU400, a novel gene therapy product candidate restoring retinal integrity and function across a range of genetically diverse inherited retinal diseases, currently under Phase 3 trials for the treatment of retinitis pigmentosa and Phase 1/2 trials for the treatment of leber congenital amaurosis; OCU410, a gene therapy under phase 1/2 for the treatment of dry age-related macular degeneration (AMD); and OCU410ST, a gene therapy under phase 1/2 for the treatment of Stargardt disease. It is also involved in the development of OCU200, a novel fusion protein that is in preclinical development stage for the treatment of diabetic macular edema, diabetic retinopathy, and wet age-related macular degeneration; and NeoCart, an autologous chondrocyte-derived neocartilage, currently under Phase 3 studies indicated for the repair of knee cartilage injuries in adult. In addition, the company is developing OCU500, a COVID-19 vaccine; OCU510, a seasonal quadrivalent flu vaccine; and OCU520, a combination quadrivalent seasonal flu and COVID-19 vaccine. It has collaboration agreements with National Institute of Allergy and Infectious Diseases for early clinical studies for the OCU500 program; and a strategic partnership with CanSino Biologics Inc. for manufacturing its modifier gene therapy pipeline product candidates. The company was founded in 2013 and is headquartered in Malvern, Pennsylvania.

Adverum Biotechnologies, Inc., a clinical-stage company, develops gene therapy product candidates to treat ocular diseases. Its lead product candidate is ixoberogene soroparvovec (ADVM-022), a single intravitreal injection gene therapy candidate used for the treatment of patients with wet age-related macular degeneration and diabetic macular edema which is in phase 2 clinical trials. The company is developing ADVM-062 (AAV.7m8-L-opsin), a novel gene therapy product candidate for the treatment of blue cone monochromacy via a single IVT injection. Adverum Biotechnologies, Inc. has license and collaboration agreements with University of California; GenSight Biologics; Lexeo Therapeutics; and Virovek, Inc. The company was formerly known as Avalanche Biotechnologies, Inc. and changed its name to Adverum Biotechnologies, Inc. in May 2016. Adverum Biotechnologies, Inc. was incorporated in 2006 and is headquartered in Redwood City, California.

AVROBIO, Inc., a clinical-stage gene therapy company, develops hematopoietic stem cell gene therapies to treat rare diseases in the United States. Its gene therapies employ hematopoietic stem cells that are harvested from the patient and then modified with a lentiviral vector to insert the equivalent of a functional copy of the gene that is mutated in the target disease. The company's pipeline includes AVR-RD-02, which is in phase 1/2 clinical trial for the treatment of Gaucher disease type 1 and 3; AVR-RD-01, which is in phase 2 clinical trials for the treatment of Fabry disease; and AVR-RD-03 that is in preclinical stage for the treatment of Pompe disease. The company was incorporated in 2015 and is headquartered in Cambridge, Massachusetts.