Gilead Sciences, Inc., a biopharmaceutical company, discovers, develops, and commercializes medicines in the areas of unmet medical need in the United States, Europe, and internationally. The company provides Biktarvy, Genvoya, Descovy, Odefsey, Truvada, Complera/ Eviplera, Stribild, Sunlencs, and Atripla products for the treatment of HIV/AIDS; Veklury, an injection for intravenous use, for the treatment of COVID-19; and Epclusa, Harvoni, Vemlidy, and Viread for the treatment of viral hepatitis. It also offers Yescarta, Tecartus, and Trodelvy products for the treatment of oncology; Letairis, an oral formulation for the treatment of pulmonary arterial hypertension; and AmBisome, a liposomal formulation for the treatment of serious invasive fungal infections. The company has collaboration agreements with Arcus Biosciences, Inc.; Merck Sharp & Dohme Corp.; Pionyr Immunotherapeutics Inc.; Tizona Therapeutics, Inc.; Galapagos NV; Janssen Sciences Ireland Unlimited Company; Japan Tobacco, Inc.; Dragonfly Therapeutics, Inc.; Arcellx, Inc.; Everest Medicines; Merck & Co, Inc.; Tentarix Biotherapeutics Inc.; Marengo Therapeutics; and Assembly Biosciences, Inc. It also has research collaboration, option, and license agreement with Merus N.V. for the discovery of novel dual tumor-associated antigens (TAA) targeting trispecific antibodies. The company was incorporated in 1987 and is headquartered in Foster City, California.

Alnylam Pharmaceuticals, Inc., a biopharmaceutical company, focuses on discovering, developing, and commercializing novel therapeutics based on ribonucleic acid interference. Its marketed products include ONPATTRO (patisiran) for the treatment of the polyneuropathy of hereditary transthyretin-mediated amyloidosis in adults; AMVUTTRA for the treatment of hATTR amyloidosis with polyneuropathy in adults; GIVLAARI for the treatment of adults with acute hepatic porphyria; and OXLUMO for the treatment of primary hyperoxaluria type 1. In addition, the company develops patisiran for the treatment of transthyretin amyloidosis, or ATTR amyloidosis, with cardiomyopathy; cemdisiran to treat complement-mediated diseases; Belcesiran for the treatment of alpha-1 liver disease; Elebsiran to treat chronic HBV infection; Zilebesiran to treat hypertension; ALN-APP to treat Alzheimer's disease and cerebral amyloid angiopathy; and ALN-HSD to treat NASH. Further, it offers Fitusiran for the treatment of hemophilia, Inclisiran to treat hypercholesterolemia, lumasiran for the treatment of advanced PH1, and vutrisiran for the treatment of ATTR amyloidosis, which is in phase 3 clinical trial. Alnylam Pharmaceuticals, Inc. has strategic collaborations with Regeneron Pharmaceuticals, Inc. to discover, develop, and commercialize RNAi therapeutics for a range of diseases by addressing therapeutic targets expressed in the eye and CNS; and Roche to develop pharmaceutical products containing zilebesiran. It also has license and collaboration agreements with Novartis AG; Vir Biotechnology, Inc.; Dicerna Pharmaceuticals, Inc.; Ionis Pharmaceuticals, Inc.; and PeptiDream, Inc. The company was founded in 2002 and is headquartered in Cambridge, Massachusetts.

Biogen Inc. discovers, develops, manufactures, and delivers therapies for treating neurological and neurodegenerative diseases in the United States, Europe, Germany, Asia, and internationally. The company provides TECFIDERA, VUMERITY, AVONEX, PLEGRIDY, TYSABRI, and FAMPYRA for multiple sclerosis (MS); SPINRAZA for spinal muscular atrophy; ADUHELM to treat Alzheimer's disease; FUMADERM to treat plaque psoriasis; BENEPALI, an etanercept biosimilar referencing ENBREL; IMRALDI, an adalimumab biosimilar referencing HUMIRA; FLIXABI, an infliximab biosimilar referencing REMICADE; and BYOOVIZ, a ranibizumab biosimilar referencing LUCENTIS. It offers RITUXAN for treating non-Hodgkin's lymphoma, chronic lymphocytic leukemia (CLL), rheumatoid arthritis, two forms of ANCA-associated vasculitis, and pemphigus vulgaris; RITUXAN HYCELA for non-Hodgkin's lymphoma and CLL; GAZYVA to treat CLL and follicular lymphoma; OCREVUS for relapsing MS and primary progressive MS; LUNSUMIO to treat relapsed or refractory follicular lymphoma; glofitamab for non-Hodgkin's lymphoma; and other anti-CD20 therapies. In addition, the company is developing various products for the treatment of MS, Alzheimer's disease and dementia, neuromuscular disorders, Parkinson's disease and movement disorders, neuropsychiatry, genetic neurodevelopmental disorders, and biosimilars, which are under various stages of development. It has collaboration and license agreements with Acorda Therapeutics, Inc.; Alkermes Pharma Ireland Limited; Denali Therapeutics Inc.; Eisai Co., Ltd.; Genentech, Inc.; Neurimmune SubOne AG; Ionis Pharmaceuticals, Inc.; Samsung Bioepis Co., Ltd.; Sangamo Therapeutics, Inc.; and Sage Therapeutics, Inc., as well as collaboration with Fujirebio to potentially identify and develop blood-based biomarkers for tau pathology in the brain. The company was founded in 1978 and is headquartered in Cambridge, Massachusetts.

Neurocrine Biosciences, Inc. discovers, develops, and markets pharmaceuticals for neurological, neuroendocrine, and neuropsychiatric disorders in the United States and internationally. The company's products include INGREZZA for tardive dyskinesia and chorea associated with Huntington's disease; ALKINDI for adrenal insufficiency; Efmody capsules for classic congenital adrenal hyperplasia; Orilissa tablets for endometriosis; and Oriahnn capsules to treat uterine fibroids. Its product candidates in clinical development include valbenazine to treat dyskinetic cerebral palsy in pediatrics and adults; NBI-921352 to treat developmental and epileptic encephalopathy syndrome in pediatrics and adults; NBI-827104 to treat epileptic encephalopathy with continuous spike-and-wave during sleep; NBI-1076986 to treat movement disorders; crinecerfront to treat congenital adrenal hyperplasia in adults and children; EFMODY to treat congenital adrenal hyperplasia and adrenal insufficiency in adults; valbenazine for the adjunctive treatment of schizophrenia; NBI-1065845 for the treatment of inadequate response to treatment in major depressive disorder; luvadaxistat to treat cognitive impairment related to schizophrenia; NBI-1117568 for the treatment of schizophrenia; NBI-1070770 to treat major depressive disorder; NBI-1117570 for the treatment of symptoms of psychosis and cognition in neurological and neuropsychiatric conditions; and NBI-1117569, NBI-1117567, and NBI-1065890 to treat CNS indications. The company also has license and collaboration agreements with Heptares Therapeutics Limited; Takeda Pharmaceutical Company Limited; Idorsia Pharmaceuticals Ltd; Xenon Pharmaceuticals Inc.; Voyager Therapeutics, Inc.; BIAL – Portela & Ca, S.A.; Mitsubishi Tanabe Pharma Corporation; and AbbVie Inc. The company was incorporated in 1992 and is headquartered in San Diego, California.

ACADIA Pharmaceuticals Inc., a biopharmaceutical company, focuses on the development and commercialization innovative medicines that address unmet medical needs in central nervous system (CNS) disorders and rare diseases in the United States. The company offers NUPLAZID (pimavanserin) for the treatment of hallucinations and delusions associated with Parkinson's disease psychosis; and DAYBUE, a novel synthetic analog of the amino-terminal tripeptide of insulin-like growth factor 1 for treatment of Rett Syndrome. It also develops Pimavanserin that is in Phase III ADVANCE-2 study to treat the negative symptoms of schizophrenia; ACP-101 whixh is in Phase III for the treatment of hyperphagia in Prader-Willi syndrome; ACP-204 which is in Phase II for the treatment of Alzheimer's disease psychosis; ACP-2591 that is in Phase I for Rett syndrome and Fragile X syndrome; preclinical antisense oligonucleotide programs; and other programs for neuropsychiatric symptoms. It has a license agreement with Neuren Pharmaceuticals Limited to develop and commercialize trofinetide for Rett syndrome and other indications; and a license and collaboration agreement with Stoke Therapeutics, Inc. to discover, develop and commercialize novel RNA-based medicines for the potential treatment of severe and rare genetic neurodevelopmental diseases of the CNS. The company was formerly known as Receptor Technologies, Inc. and changed its name ACADIA Pharmaceuticals Inc. in 1997. ACADIA Pharmaceuticals Inc. was incorporated in 1993 and is headquartered in San Diego, California.

Prothena Corporation plc, a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation in the United States. The company is involved in developing birtamimab, an investigational humanized antibody that is in Phase III clinical trial for the treatment of AL amyloidosis; Prasinezumab, a humanized monoclonal antibody, for the treatment of Parkinson's disease and other related synucleinopathies which is in Phase IIb clinical trial; NNC6019 that is in Phase lI clinical trial for the treatment of ATTR amyloidosis; and BMS-986446 and PRX012, which is in Phase I clinical trial for the treatment of Alzheimer's disease. Its discovery and preclinical programs include PRX123, a dual Aß-Tau vaccine for the treatment and prevention of Alzheimer's disease; and PRX019 for the treatment of neurogenerative diseases, as well as TDP-43 for the treatment of amyotrophic lateral sclerosis. Prothena Corporation plc has a license, development, and commercialization agreement with F. Hoffmann-La Roche Ltd. and Hoffmann-La Roche Inc. to develop and commercialize antibodies that target a-synuclein, including prasinezumab; and a collaboration agreement with Bristol-Myers Squibb to develop and commercialize antibodies targeting tau, TDP-43. The company was incorporated in 2012 and is based in Dublin, Ireland.

Alector, Inc., a clinical stage biopharmaceutical company, develops therapies for the treatment of neurodegeneration diseases. Its products include AL001, an immune activity in the brain with genetic links to multiple neurodegenerative disorders, which is in Phase III clinical trial for the treatment of frontotemporal dementia, Alzheimer's, Parkinson's, and amyotrophic lateral sclerosis diseases; and AL101 that is in Phase I clinical trial for the treatment of neurodegenerative diseases, including Alzheimer's and Parkinson's diseases. The company also offers AL002, a product candidate that is in Phase II clinical trial for the treatment of Alzheimer's disease. Alector, Inc. has a collaboration agreement with Adimab, LLC for the research and development of antibodies; and a strategic collaboration agreement with GlaxoSmithKline plc for the development and commercialization of monoclonal antibodies, such as AL001 and AL101 to treat neurodegenerative diseases. The company was founded in 2013 and is headquartered in South San Francisco, California.

Alzamend Neuro, Inc., a clinical-stage biopharmaceutical company, focuses on developing various products for the treatment of neurodegenerative and psychiatric disorders. Its pipeline includes AL001, which delivers a therapeutic combination of lithium, proline, and salicylate for the treatment of Alzheimer's, bi-polar disorder, post-traumatic stress disorder, major depressive disorder, other neurodegenerative diseases, and psychiatric disorders; and ALZN002 stage, which uses a method using a mutant-peptide sensitized cell as a cell-based therapeutic vaccine to restore the ability of a patient's immunological system to combat Alzheimer's disease. The company has partnership agreement with Massachusetts General Hospital for the Phase II clinical trial of AL001. Alzamend Neuro, Inc. was incorporated in 2016 and is headquartered in Atlanta, Georgia.