Market capitalization of GlaxoSmithKline (GSK)

Market cap: S$124.74 Billion

As of December 2025 GlaxoSmithKline has a market cap of S$124.74 Billion. This makes GlaxoSmithKline the world's 216th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of GlaxoSmithKline from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	S$124.74 B	31.99%
2024	S$94.51 B	-6.15%
2023	S$100.70 B	4.43%
2022	S$96.43 B	-34.62%
2021	S$147.50 B	21.5%
2020	S$121.39 B	-22.63%
2019	S$156.90 B	22.27%
2018	S$128.33 B	8.89%
2017	S$117.85 B	-13.57%
2016	S$136.36 B	-2.68%
2015	S$140.11 B	1.8%
2014	S$137.64 B	-15.79%
2013	S$163.45 B	26.37%
2012	S$129.34 B	-13.3%
2011	S$149.18 B	13.66%
2010	S$131.25 B	-14.74%
2009	S$153.94 B	11.37%
2008	S$138.23 B	-30.78%
2007	S$199.71 B	-14.22%
2006	S$232.82 B	-5.11%
2005	S$245.36 B	6.9%
2004	S$229.52 B	2.59%
2003	S$223.73 B	14.28%
2002	S$195.78 B	-31.22%
2001	S$284.65 B	-6.77%
2000	S$305.31 B	80.28%
1999	S$169.35 B	-18.58%
1998	S$208.01 B	44.18%
1997	S$144.27 B	83.16%
1996	S$78.77 B

End of Day market cap according to different sources

On Dec 8th, 2025 the market cap of GlaxoSmithKline was reported to be:

S$128.25 Billion

by Nasdaq

S$126.92 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
AstraZeneca AZN	S$362.19 B	190.34%	🇬🇧 UK
Pfizer PFE	S$187.53 B	50.33%	🇺🇸 USA
Merck MRK	S$315.02 B	152.53%	🇺🇸 USA
Novartis NVS	S$326.46 B	161.70%	🇨🇭 Switzerland
Sanofi SNY	S$152.13 B	21.96%	🇫🇷 France
Teva Pharmaceutical Industries TEVA	S$42.69 B	-65.78%	🇮🇱 Israel
Dynavax Technologies DVAX	S$1.66 B	-98.66%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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