With a market capitalization (market cap) of $8.3B — a measure of how much the company is worth — Alkermes plc is the 1071st most valuable company in Healthcare as of August 19, 2026. Shares trade at $49.48, down +0.74% on the day.
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Alkermes plc, a biopharmaceutical company, engages in the research, development, and commercialization of pharmaceutical products to address unmet medical needs of patients in therapeutic areas in the United States, Ireland, and internationally. The company has a portfolio of proprietary commercial products for the treatment of opioid dependence, alcohol dependence, schizophrenia, bipolar I, 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; LYBALVI, an oral atypical antipsychotic drug candidate for the treatment of adults with schizophrenia and bipolar I disorder; and LUMRYZ, an extended-release oral suspension product for the treatment of cataplexy or EDS in pediatric patients. The company also offers proprietary technology platforms to third parties to enable them to develop, commercialize, and manufacture products. It has collaboration agreements primarily with Janssen Pharmaceutica N.V., Janssen Pharmaceutica Inc, and Janssen Pharmaceutica International. Alkermes plc was founded in 1987 and is headquartered in Dublin, Ireland.
Visit websiteAs of August 19, 2026, Alkermes plc (ALKS) is worth $8.3B — this is its market capitalization, the total value of all its outstanding shares.
Alkermes plc’s market cap is $8.3B, which ranks it #1071 among the most valuable companies in the Healthcare sector tracked on MarketCapLens.
Alkermes plc (ALKS) shares trade at $49.48, down 0.74% on the day, as of August 19, 2026.
Alkermes plc trades at a price-to-earnings (P/E) ratio of 33.7, based on its latest share price and annual earnings per share.
Fundamentals are annual. Figures labeled with their fiscal year.
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