Market capitalization of Costco (COST)

Market cap: NZ$721.54 Billion

As of March 2025 Costco has a market cap of NZ$721.54 Billion. This makes Costco the world's 20th 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 Costco from 1996 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	NZ$721.54 B	-2.45%
2024	NZ$739.63 B	59.7%
2023	NZ$463.14 B	45.13%
2022	NZ$319.12 B	-13.41%
2021	NZ$368.55 B	59.34%
2020	NZ$231.30 B	19.98%
2019	NZ$192.79 B	44.12%
2018	NZ$133.77 B	16.25%
2017	NZ$115.07 B	13.34%
2016	NZ$101.52 B	-2.16%
2015	NZ$103.77 B	30.21%
2014	NZ$79.69 B	25.13%
2013	NZ$63.68 B	21.81%
2012	NZ$52.28 B	12.6%
2011	NZ$46.43 B	13.64%
2010	NZ$40.85 B	14.16%
2009	NZ$35.79 B	-8.69%
2008	NZ$39.19 B	-1.01%
2007	NZ$39.59 B	16.64%
2006	NZ$33.94 B	-0.88%
2005	NZ$34.24 B	6.86%
2004	NZ$32.04 B	22.32%
2003	NZ$26.20 B	7.21%
2002	NZ$24.43 B	-49.46%
2001	NZ$48.35 B	19.73%
2000	NZ$40.38 B	4.1%
1999	NZ$38.79 B	29.78%
1998	NZ$29.89 B	81.4%
1997	NZ$16.47 B	135.6%
1996	NZ$6.99 B

End of Day market cap according to different sources

On Mar 28th, 2025 the market cap of Costco was reported to be:

NZ$721.54 Billion

by Yahoo Finance

NZ$721.54 Billion

by CompaniesMarketCap

NZ$721.54 Billion

by Nasdaq

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
PriceSmart PSMT	NZ$4.61 B	-99.36%	🇺🇸 USA
Walmart WMT	NZ$1.194 T	65.50%	🇺🇸 USA
Target TGT	NZ$82.60 B	-88.55%	🇺🇸 USA
Dollar General DG	NZ$33.12 B	-95.41%	🇺🇸 USA
Dollar Tree DLTR	NZ$27.37 B	-96.21%	🇺🇸 USA
Big Lots BIG	NZ$25.79 M	-100.00%	🇺🇸 USA
Five Below FIVE	NZ$7.04 B	-99.02%	🇺🇸 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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