Alkermes plc, a biopharmaceutical company, researches, develops, and commercializes pharmaceutical products to address unmet medical needs of patients in therapeutic areas in the United States, Ireland, and internationally. It has a portfolio of proprietary commercial products for the treatment of alcohol dependence, opioid dependence, schizophrenia and bipolar I disorder and a pipeline of clinical and preclinical product candidates in development for neurological disorders. Its marketed products include ARISTADA, an intramuscular injectable suspension for the treatment of schizophrenia; ARISTADA INITIO for the treatment of schizophrenia in adults; VIVITROL for the treatment of alcohol and prevention of opioid dependence; and LYBALVI, an oral atypical antipsychotic drug candidate for the treatment of adults with schizophrenia and bipolar I disorder. It has collaboration agreements primarily with Janssen Pharmaceutica N.V., Janssen Pharmaceutica Inc, and Janssen Pharmaceutica International. The company also offers proprietary technology platforms to third parties to enable them to develop, commercialize, and manufacture products. Alkermes plc was founded in 1987 and is headquartered in Dublin, Ireland.

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.

Atai Life Sciences N.V., a clinical-stage biopharmaceutical company, develops and invests in various therapeutics to treat depression, anxiety, addiction, and other mental health disorders. Its product candidates include COMP360, a proprietary psilocybin which is in Phase 3 program; BPL-003, an intranasal formulation that is in Phase 2a and 2b clinical studies; TRD; VLS-01, an transmucosal film in Phase 1b clinical studies; and ELE-101, a serotonergic psychedelic that is in Phase 1/2a study, for the treatment of treatment resistant depression. The company also develop IBX-210, an intravenous formulation of ibogaine, and DMX-1002, an oral formulation of ibogaine indicated for the treatment of opioid use disorder; EMP-01, an oral formulation of an R-MDMA derivative being developed for the treatment of post-traumatic stress disorder; and EGX-A and EGX-B, psychedelic-like with novel, non-tryptamine structures with differentiated 5-HT receptor pharmacology. In addition, it offers RL-007, an orally bioavailable compound, which is a pro-cognitive neuromodulator for cognitive impairment associated with schizophrenia; and GRX-917, a deuterated etifoxine for the treatment of generalize anxiety disorder. Further, the company develops PCN-101, a subcutaneous formulation of R-ketamine, as a therapy for psychiatric indications initially focused on TRD; KUR-101, a formulation of deuterated mitragynine for the treatment of OUD; and RLS-01, indicated for treatment resistant depression. ATAI Life Sciences N.V. was founded in 2018 and is headquartered in Berlin, Germany with offices in New York and London.

Vistagen Therapeutics, Inc., a biopharmaceutical company, engages in the development and commercialization of therapies for psychiatric and neurological disorders. The company's product pipeline comprises PH94B, a fasedienol nasal spray, which is in Phase III development for the treatment of social anxiety disorder; and PH10, a Ituvone nasal spray which is in Phase II development for the treatment of major depressive disorder. It also develops PH80, a hormone-free, odorless, and tasteless synthetic investigational neuroactive pherine nasal spray for the treatment of menopausal hot flashes related vasomotor symptoms and other women's health indications; PH15, an investigational neuroactive to treat improve psychomotor or cognitive impairment caused by mental fatigue; PH284, an early-stage investigational neuroactive steroid for the treatment of investigational neuroactive pherine nasal spray for the treatments of loss of appetite associated with chronic disorders, such as cancer or heart disease, as well as cachexia; and AV-101, an oral prodrug that targets N-methyl-D-aspartate receptor in the brain to treat disorders. In addition, the company's clinical-stage pipeline consists of intranasal product candidates from a new class of potential neuroscience therapies comprising pherines. It has a license and collaboration agreement with AffaMed Therapeutics, Inc. to develop, manufacture, and commercialize fasedienol for multiple anxiety-related disorders. Vistagen Therapeutics, Inc. was founded in 1998 and is headquartered in South San Francisco, California.

Iterum Therapeutics plc, a clinical-stage pharmaceutical company, engages in developing and commercializing anti-infectives in Ireland, Bermuda, and the United States. It is developing sulopenem, a novel anti-infective compound with oral and intravenous formulations that is in Phase III clinical trials for the treatment of uncomplicated urinary tract infections, complicated urinary tract infections, and complicated intra-abdominal infections. The company was incorporated in 2015 and is headquartered in Dublin, Ireland.

Relmada Therapeutics, Inc., a clinical-stage biotechnology company, focuses on developing various products for the treatment of central nervous system diseases (CNS) and other disorders in the United States. Its lead product candidate is Esmethadone (d-methadone, dextromethadone, and REL-1017), a N-methyl-D-aspartate receptor antagonist which is in phase 3 clinical trial for the adjunctive or monotherapy treatment of major depressive disorder. The company is headquartered in Coral Gables, Florida.

Cybin Inc., a clinical-stage biopharmaceutical company, focuses on developing psychedelic-based therapeutics for patients with mental health conditions. The company's development pipeline includes CYB003, a deuterated psilocybin analog, which is in phase 1/2a clinical trial to treat major depressive disorder (MDD), as well as in preclinical trials for alcohol use disorder; CYB004, a deuterated dimethyltryptamine (DMT), which completed phase 2 clinical trial for treating generalized anxiety disorders; SPL028 injectable deuterated DMT completed phase 1 clinical intramuscular and intravenous trial; SPL026 completed phase 1, 1b, and 1/2a for MDD; and CYB005, a phenethylamine derivative, which in preclinical stage to treat neuroinflammation, as well as has a research pipeline of investigational psychedelic-based compounds. The company has research and collaboration agreement with TMS Neurohealth Centers Inc. for development of psychedelic compound-based therapeutics; Kernel for use of Kernel flow technology to measure neural activity; and Greenbook TMS to establish mental health centers. The company is headquartered in Toronto, Canada.

Cerevel Therapeutics Holdings, Inc., a clinical-stage biopharmaceutical company, develops various therapies for neuroscience diseases in the United States. It is developing Emraclidine, a positive allosteric modulator (PAM) that is in phase 1b clinical trials for the treatment of schizophrenia; and Darigabat, a PAM, which is in Phase 2 proof-of-concept trial in patients with drug-resistant focal onset seizures or focal epilepsy, as well as in phase 1 trial to treat panic symptoms model. The company's products also comprise Tavapadon, a selective dopamine D1/D5 partial agonist that is in phase 3 clinical trial for the treatment of early- and late-stage Parkinson's disease; CVL-871, a selective dopamine D1/D5 partial agonist, which is in Phase 2a clinical trial to treat dementia-related apathy; and CVL-354, a selective kappa-opioid receptor antagonist to treat major depressive disorder and substance use disorder. It is also involved in the development of an M4 agonist program for the treatment of psychosis and related indications; and PDE4 inhibitor for the treatment of psychiatric, neuroinflammatory, and other disorders. Cerevel Therapeutics Holdings, Inc. was founded in 2018 and is headquartered in Cambridge, Massachusetts.