GlaxoSmithKline plc

Headquarters: Brentford, United Kingdom

Founded: December 2000

Employees: 90,096

CEO: Ms. Emma N. Walmsley

show_chart LSE: GSK +0.07%

Market Cap

£56.92 Billion

GBP as of July 1, 2023

US$72.32 Billion

history Market Cap History

Company Description

GlaxoSmithKline PLC, better known as GSK, is a pharmaceutical company. GSK manufactures products for major disease areas such as asthma, cancer, infections, diabetes, and mental health, and it also has a portfolio of vaccines. Operating in more than 115 countries, GSK is also engaged in the consumer healthcare business in oral health, pain relief, respiratory, nutrition/gastro-intestinal, and skin health categories.

GlaxoSmithKline plc market capitalization over time

Evolution of GlaxoSmithKline plc market cap in the past 5 years

Market capitalizations are calculated from the opening stock price at the beginning of each month.

history Market Cap History of GlaxoSmithKline plc

Detailed Description

GlaxoSmithKline plc, together with its subsidiaries, engages in the creation, discovery, development, manufacture, and marketing of pharmaceutical products, vaccines, over-the-counter medicines, and health-related consumer products in the United Kingdom, the United States, and internationally. It operates through four segments: Pharmaceuticals, Pharmaceuticals R&D, Vaccines, and Consumer Healthcare. The company offers pharmaceutical products comprising medicines in the therapeutic areas, such as respiratory, HIV, immuno-inflammation, oncology, anti-viral, central nervous system, cardiovascular and urogenital, metabolic, anti-bacterial, and dermatology. It also provides consumer healthcare products in wellness, oral health, nutrition, and skin health categories. The company offers its consumer healthcare products in the form of nasal sprays, tablets, syrups, lozenges, gum and trans-dermal patches, caplets, infant syrup drops, liquid filled suspension, wipes, gels, effervescents, toothpastes, toothbrushes, mouthwashes, denture adhesives and cleansers, topical creams and non-medicated patches, lip balm, gummies, and soft chews. It has collaboration agreements with 23andMe; Lyell Immunopharma, Inc.; Novartis; Sanofi SA; Surface Oncology; Progentec Diagnostics, Inc.; Alector, Inc.; and CureVac AG., as well as strategic partnership with IDEAYA Biosciences, Inc. and Vir Biotechnology, Inc. GlaxoSmithKline plc was founded in 1715 and is headquartered in Brentford, the United Kingdom.

Stocks & Indices

GlaxoSmithKline plc has the following listings and related stock indices.

Stock: LSE: GSK

Stock: BCBA: GSK

Stock: BMV: GSKN

Stock: FSX: GS7


Stock: XETR: GS7

Stock: NYSE: GSK

Product & Services

Pharmaceuticals, vaccines, oral healthcare, nutritional products, over-the-counter medicines

Key People

Jonathan Symonds (Chairperson) Emma Walmsley (CEO)


Revenue: GB£34.114 billion (2021)

Operating income: GB£6.201 billion (2021)

Net income: GB£5.096 billion (2021)

Total assets: GB£79.103 billion (2021)

Total equity: GB£21.342 billion (2021)



980 Great West Road

Brentford, TW8 9GS

United Kingdom

Phone: 44 20 8047 5000