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About
Horizon Therapeutics Public Limited Company, a biotechnology company, focuses on the discovery, development, and commercialization of medicines that address critical needs for people impacted by rare, autoimmune, and severe inflammatory diseases. The company operates in two segments, Orphan and Inflammation. Its portfolio comprises 12 medicines in the areas of rare diseases, gout, ophthalmology, and inflammation. It markets TEPEZZA (teprotumumab-trbw) for intravenous infusion; KRYSTEXXA (pegloticase injection) for intravenous infusion; RAVICTI (glycerol phenylbutyrate) oral liquid; PROCYSBI (cysteamine bitartrate) delayed-release capsules and granules for oral use; ACTIMMUNE (interferon gamma-1b) injection for subcutaneous use; BUPHENYL (sodium phenylbutyrate) tablets and powder for oral use; QUINSAIR (levofloxacin) solution for inhalation; and UPLIZNA (inebilizumab-cdon) injection for intravenous use. The company also markets PENNSAID (diclofenac sodium topical solution) for topical use; DUEXIS (ibuprofen/famotidine) tablets for oral use; RAYOS (prednisone) delayed-release tablets for oral use; and VIMOVO (naproxen/esomeprazole magnesium) delayed-release tablets for oral use. It has collaboration agreements with HemoShear Therapeutics, LLC.; Alpine Immune Sciences, Inc.; Halozyme Therapeutics, Inc.; Arrowhead Pharmaceuticals, Inc.; and Xeris Biopharma Holdings, Inc. The company was formerly known as Horizon Pharma Public Limited Company and changed its name to Horizon Therapeutics Public Limited Company in May 2019. Horizon Therapeutics Public Limited Company was founded in 2005 and is headquartered in Dublin, Ireland with additional offices in Deerfield, Illinois; Chicago, Illinois; Lake Forest, Illinois; South San Francisco, California; Washington, D.C.; Gaithersburg, Maryland; Rockville, Maryland; and Mannheim, Germany.
Depending on the exchange, the stock ticker may vary. For instance, on Boerse Stuttgart exchange Horizon Therapeutics stocks are traded under the ticker HPR.STU.
How many employees does Horizon Therapeutics have?▼
As of July 19, 2026, the company has 2,095 employees.
In which sector is Horizon Therapeutics located?▼
Horizon Therapeutics operates in the Health & Wellness sector.
When did Horizon Therapeutics complete a stock split?▼
Horizon Therapeutics has not had any recent stock splits.
Where is Horizon Therapeutics headquartered?▼
Horizon Therapeutics is headquartered in Dublin, Ireland.