DexCom (DXCM) - Market capitalization

Market cap: C$39.12 Billion

As of February 2026 DexCom has a market cap of C$39.12 Billion. This makes DexCom the world's 874th 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 DexCom from 2005 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	C$39.12 B	7.82%
2025	C$36.28 B	-19.31%
2024	C$44.97 B	181.13%
2023	C$15.99 B	-73.47%
2022	C$60.31 B	-9.07%
2021	C$66.32 B	46.51%
2020	C$45.26 B	72.99%
2019	C$26.16 B	78.17%
2018	C$14.68 B	134.23%
2017	C$6.27 B	-7.53%
2016	C$6.78 B	-26.94%
2015	C$9.28 B	87.96%
2014	C$4.93 B	80.7%
2013	C$2.73 B	190.97%
2012	C$0.93 B	46.91%
2011	C$0.63 B	-24.52%
2010	C$0.84 B	116.64%
2009	C$0.39 B	290.64%
2008	C$0.10 B	-60.31%
2007	C$0.25 B	-12.8%
2006	C$0.28 B	-33.91%
2005	C$0.43 B

End of Day market cap according to different sources

On Feb 23rd, 2026 the market cap of DexCom was reported to be:

C$38.60 Billion

by Nasdaq

C$39.12 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Johnson & Johnson JNJ	C$811.24 B	1,973.49%	🇺🇸 USA
Abbott Laboratories ABT	C$274.76 B	602.27%	🇺🇸 USA
Medtronic MDT	C$173.18 B	342.66%	🇮🇪 Ireland
Becton Dickinson BDX	C$91.44 B	133.74%	🇺🇸 USA
Edwards Lifesciences EW	C$66.27 B	69.39%	🇺🇸 USA
Tandem Diabetes Care TNDM	C$2.62 B	-93.29%	🇺🇸 USA
QuidelOrtho QDEL	C$1.97 B	-94.96%	🇺🇸 USA
West Pharmaceutical Services WST	C$24.08 B	-38.44%	🇺🇸 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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Market capitalization of DexCom (DXCM)

Market cap: C$39.12 Billion