BioMarin Pharmaceutical Inc. engages in the development and commercialization of therapies for people with serious and life-threatening rare diseases and medical conditions. Its commercial products include Vimizim, an enzyme replacement therapy for the treatment of mucopolysaccharidosis (MPS) IV type A, a lysosomal storage disorder; Naglazyme, a recombinant form of N-acetylgalactosamine 4-sulfatase for patients with MPS VI; and Kuvan, a proprietary synthetic oral form of 6R-BH4 that is used to treat patients with phenylketonuria (PKU), an inherited metabolic disease. The company's commercial products also comprise Palynziq, a PEGylated recombinant phenylalanine ammonia lyase enzyme, which is delivered through subcutaneous injection to reduce blood Phe concentrations; Brineura, a recombinant human tripeptidyl peptidase 1 for the treatment of patients with ceroid lipofuscinosis type 2, a form of Batten disease; Voxzogo, a once daily injection analog of c-type natriuretic peptide for the treatment of achondroplasia; and Aldurazyme, a purified protein designed to be identical to a naturally occurring form of the human enzyme alpha-L-iduronidase. In addition, it develops Roctavian, an adeno associated virus vector, for the treatment of patients with severe hemophilia A. The company serves specialty pharmacies, hospitals, and non-U.S. government agencies, as well as distributors and pharmaceutical wholesalers in the United States, Europe, Latin America, and internationally. It has license and collaboration agreements with Sarepta Therapeutics; Ares Trading S.A.; Catalyst Pharmaceutical Partners, Inc.; and CAMP4 Therapeutics Corporation. The company was incorporated in 1996 and is headquartered in San Rafael, California.

Ionis Pharmaceuticals, Inc. discovers and develops RNA-targeted therapeutics in the United States. The company offers SPINRAZA for spinal muscular atrophy (SMA) in pediatric and adult patients; TEGSEDI, an antisense injection for the treatment of polyneuropathy caused by hereditary transthyretin amyloidosis in adults; and WAYLIVRA, an antisense medicine for treatment for familial chylomicronemia syndrome (FCS) and familial partial lipodystrophy. It also develops medicines for various indications that are in phase 3 study, including Eplontersen as a monthly self-administered subcutaneous injection to treat all types of ATTR; Olezarsen for patients with FCS and severe hypertriglyceridemia (SHTG); Donidalorsen for patients with hereditary angioedema; ION363 for patients with amyotrophic lateral sclerosis; Tofersen to inhibit the production of superoxide dismutase 1; Pelacarsen for patients with established cardiovascular disease and elevated lipoprotein(a); and Bepirovirsen to inhibit the production of viral proteins associated with hepatitis B virus. In addition, the company develops IONIS-FB-LRx to inhibit the production of complement factor B and the alternative complement pathway; and ION224 to reduce the production of diacylglycerol acyltransferase 2. It has a strategic collaboration with Biogen for the treatment of neurological disorders; and collaboration and license agreement with Metagenomi, Inc, AstraZeneca, Bayer AG, GlaxoSmithKline plc, Novartis, Roche, Swedish Orphan Biovitrum AB, and PTC Therapeutics. The company was incorporated in 1989 and is based in Carlsbad, California.

Apellis Pharmaceuticals, Inc., a commercial-stage biopharmaceutical company, focuses on the discovery, development, and commercialization of therapeutic compounds through the inhibition of the complement system for autoimmune and inflammatory diseases. It offers EMPAVELI for the treatment of paroxysmal nocturnal hemoglobinuria, C3 glomerulopathy and immune complex membranoproliferative glomerulonephritis, and hematopoietic stem cell transplantation-associated thrombotic microangiopathy; and SYFOVRE for treating geographic atrophy secondary to age-related macular degeneration and geographic atrophy (GA). The company also develops APL-3007, a small interfering RNA, or siRNA, which is in a Phase 1 clinical trial, as well as an oral complement inhibitor that is in preclinical development. It has a collaboration and license agreement with Swedish Orphan Biovitrum AB (publ) for development and commercialization of pegcetacoplan; and a collaboration with Beam Therapeutics Inc. focused on the use of Beam's base editing technology to discover new treatments for complement-driven diseases. The company was incorporated in 2009 and is based in Waltham, Massachusetts.

Biohaven Ltd., together with its subsidiaries, focuses on discovering, developing, and commercializing therapies for immunology, neuroscience, and oncology worldwide. The company's pipeline products include Troriluzole, which is in Phase 3 clinical trial for the treatment of neurological and neuropsychiatric illnesses; BHV-5500 that blocks glutamate signaling mediated by post-synaptic NMDA receptors; Taldefgrobep Alfa, which is in Phase 3 clinical trial for the treatment of spinal muscular atrophy and obesity; BHV-7000, a candidate in Phase 2/3 clinical trials for the treatment of focal and generalized epilepsy, bipolar disorder, and major depressive disorder; BHV-2100 that is in Phase 1 clinical trials for the treatment of migraines and neuropathic pain; and BHV-8000, a product candidate in Phase 1 clinical trials for the treatment of early Alzheimer's and Parkinson's disease, sclerosis, and amyloid-related imaging abnormalities. It also offers BHV-1300, a product candidate in Phase 1 clinical trials to treat rheumatoid arthritis; BHV-1310 for the treatment of generalized myasthenia gravis and acute exacerbations or flares; BHV-1400 to treat IgA Nephropathy; and BHV-1600 for the treatment of dilated cardiomyopathy. In addition, the company develops BHV-1100, a product candidate in Phase 1a/1b clinical trials for multiple myeloma patients; BHV-1510, a preclinical product that targets carcinomas; and BHV-1500 for Hodgkin's lymphoma. It has license, development, and commercialization agreements with Yale University, AstraZeneca, University of Connecticut, Artizan Biosciences Inc., Reliant Glycosciences LLC, Katholieke Universiteit Leuven, BMS, and Highlightll Pharmaceutical Co. Ltd. The company was formerly known as Biohaven Research Ltd and changed its name to Biohaven Ltd. in September 2022. Biohaven Ltd. was incorporated in 2022 and is headquartered in New Haven, Connecticut. Biohaven Ltd. was formerly a subsidiary of Biohaven Pharmaceutical Holding Company Ltd.

Arrowhead Pharmaceuticals, Inc. develops medicines for the treatment of intractable diseases in the United States. The company's products in pipeline includes Plozasiran, which is in Phase 2b and one Phase 3 clinical trial to treat hypertriglyceridemia, mixed dyslipidemia, and chylomicronemia syndrome; Zodasiran that is in Phase 2b clinical trial for the treatment of dyslipidemia and hypertriglyceridemia; ARO-PNPLA3, which is in Phase 1 clinical trial to treat patients with non-alcoholic steatohepatitis; ARO-RAGE that is in Phase 1/2a clinical trial to treat inflammatory pulmonary conditions; and ARO-MUC5AC, which is in Phase 1/2a clinical trial to treat muco-obstructive pulmonary diseases. It also develops ARO-MMP7 that is in Phase 1/2a clinical trial for treatment of idiopathic pulmonary fibrosis; ARO-DUX4 for the treatment of facioscapulohumeral muscular dystrophy; ARO-SOD1 for the potential treatment of amyotrophic lateral sclerosis; and ARO-C3, which is in Phase 1/2a clinical trial for the treatment of patients with various complement mediated or complement associated renal diseases. In addition, the company is involved in the development of JNJ-3989, which is in Phase 2 clinical trial to treat chronic hepatitis B virus infection; Olpasiran that is in Phase 3 clinical trial to reduce the production of apolipoprotein A; GSK-4532990 that is in phase 2 clinical trial to treat liver diseases; HZN-457, which is in phase 1 clinical trial to treat uncontrolled gout; and Fazirsiran that is in Phase 3 clinical trial for the treatment for liver disease associated with alpha-1 antitrypsin deficiency. Arrowhead Pharmaceuticals, Inc. has license and research collaboration agreements with Janssen Pharmaceuticals, Inc.; Takeda Pharmaceutical Company Limited; Horizon Therapeutics Ireland DAC; Amgen Inc.; and Glaxosmithkline Intellectual Property (No. 3) Limited. The company was founded in 2003 and is headquartered in Pasadena, California.

Intellia Therapeutics, Inc., a genome editing company, focuses on the development of curative therapeutics. The company's in vivo programs include NTLA-2001, which is in Phase 1 clinical trial for the treatment of transthyretin amyloidosis; NTLA-2002 for the treatment of hereditary angioedema; and NTLA-3001 for alpha-1 antitrypsin deficiency associated lung disease. It also focusses on programs comprising hemophilia A and hemophilia B; and research of proprietary programs focused on developing engineered cell therapies to treat various cancers and autoimmune diseases. In addition, the company offers tools comprising of Clustered, Regularly Interspaced Short Palindromic Repeats/CRISPR associated 9 (CRISPR/Cas9) system. It has license and collaboration agreement with Regeneron Pharmaceuticals, Inc. to co-develop potential products for the treatment of hemophilia A and hemophilia B; AvenCell Therapeutics, Inc. to develop allogeneic universal CAR-T cell therapies, and co-develop and co-commercialize allogeneic universal CAR-T cell products for an immuno-oncology indication; SparingVision SAS to develop novel genomic medicines utilizing CRISPR/Cas9 technology for the treatment of ocular diseases; Kyverna Therapeutics, Inc. for the development of an allogeneic CD19 CAR-T cell therapy for the treatment of a variety of B cell-mediated autoimmune diseases; and ONK Therapeutics, Ltd. for the development of engineered NK cell therapies to cure patients with cancer. Intellia Therapeutics, Inc. was incorporated in 2014 and is headquartered in Cambridge, Massachusetts.

Amylyx Pharmaceuticals, Inc., a commercial-stage biotechnology company, engages in the discovery and development of treatment for amyotrophic lateral sclerosis (ALS) and neurodegenerative diseases. The company's products include RELYVRIO, a dual UPR-Bax apoptosis inhibitor composed of sodium phenylbutyrate and taurursodiol for the treatment of ALS in adults in the United States and marketed as ALBRIOZA for the treatment of ALS in Canada. It is also developing AMX0114 for other neurodegenerative diseases. Amylyx Pharmaceuticals, Inc. was founded in 2013 and is headquartered in Cambridge, Massachusetts.

Aligos Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on the development of novel therapeutics to address unmet medical needs in viral and liver diseases. Its drug candidate, ALG-055009, a small molecule THR-ß agonist that is in the Phase 2a clinical trial for the treatment of non-alcoholic steatohepatitis (NASH). The company also develops ALG-000184, a capsid assembly modulator, which is completed Phase 1b clinical trial to treat chronic hepatitis B (CHB); and ALG-125755, a siRNA drug candidate, which is in Phase I clinical trial for the treatment of CHB. In addition, it develops ALG-097558, which is in Phase 2 clinical trial for the treatment of coronavirus. The company has entered into license and research collaboration agreement with Merck to discover, research, optimize, and develop oligonucleotides directed against a NASH; license agreement with Emory University to provide hepatitis B virus capsid assembly modulator technology; license agreement with Luxna Biotech Co., Ltd. to develop and commercialize products containing oligonucleotides targeting hepatitis B virus genome; and research, licensing, and commercialization agreement with Katholieke Universiteit Leuven to develop coronavirus protease inhibitors. It also has a clinical collaboration with Xiamen Amoytop Biotech Co., Ltd. Aligos Therapeutics, Inc. was incorporated in 2018 and is headquartered in South San Francisco, California.