- Business
- Gilead Sciences, Inc. (Nasdaq: GILD) is a biopharmaceutical company that discovers, develops and commercializes innovative therapeutics in virology, oncology and inflammation. The company offers more than 25 medicines globally, including HIV treatments such as Biktarvy, Descovy, Truvada, Genvoya and the twice-yearly lenacapavir for pre-exposure prophylaxis (PrEP); hepatitis therapies including Epclusa, Vemlidy and Harvoni; COVID-19 antiviral Veklury (remdesivir); oncology products through subsidiary Kite Pharma such as Yescarta and Tecartus for cell therapy in lymphoma and leukemia; and inflammation treatments including Trodelvy for solid tumors, Veklury for emerging viruses, and seladelpar for primary biliary cholangitis. Gilead Sciences operates in more than 35 countries worldwide with over 18,000 employees, targeting patients with life-threatening diseases in North America, Europe, Asia-Pacific and other regions. Founded in 1987 and headquartered in Foster City, California, the company maintains manufacturing sites in California, Connecticut and Canada, alongside research hubs including a new facility in Oxford, England, opened in 2024. Recent developments include the 2024 acquisition of CymaBay Therapeutics for $4.3 billion to expand its liver disease portfolio with seladelpar; the November 2025 acquisition of Sprint Bioscience's preclinical TREX1 oncology immunotherapy program for up to $400 million; a January 2025 strategic partnership with LEO Pharma for oral STAT6 inhibitors and protein degraders in inflammation; groundbreaking in September 2025 on a new 180,000-square-foot AI-enabled manufacturing and development hub in Foster City as part of a $32 billion U.S. investment commitment projected to create thousands of jobs and $43 billion in economic value; U.S. FDA approval in July 2025 of a new Biktarvy indication for treatment-experienced HIV patients restarting therapy; and agreements with the Global Fund in 2025 to accelerate twice-yearly lenacapavir access in low- and lower-middle-income countries.