Gilead Sciences, Inc. is a biopharmaceutical company that discovers, develops and commercializes medicines for serious and life-threatening diseases. The company’s research focuses primarily on virology, oncology, inflammation and related areas, with products serving patients in the United States and international markets.
Gilead is best known for its HIV treatments, including Biktarvy, Genvoya, Descovy and other antiretroviral therapies. Its portfolio also includes medicines for viral hepatitis, such as Epclusa and Vemlidy, and Veklury (remdesivir), an antiviral treatment for COVID-19. Through its Kite subsidiary, Gilead develops and markets cell therapies, including Yescarta and Tecartus, for certain blood cancers. Trodelvy is another key product used in the treatment of certain breast and urothelial cancers.
Founded in 1987, Gilead has expanded through internal research, partnerships and acquisitions, including its 2017 acquisition of Kite Pharma, a developer of chimeric antigen receptor T-cell therapies. The company is headquartered in Foster City, California, and distributes its medicines through a global commercial and research network. Daniel O’Day serves as Gilead’s chairman and chief executive officer.
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