Costco
COST
£722.96
Share price
-1.35%
Change (1 day)
10.48%
Change (1 year)
Categories
Costco Wholesale Corporation is an American wholesale chain with headquarters in Issaquah near Seattle, Washington State.
Market capitalization of Costco (COST)
Market cap: £320.61 Billion
As of July 2025 Costco has a market cap of £320.61 Billion. This makes Costco the world's 21th 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 | £320.61 B | -3.54% |
| 2024 | £332.39 B | 44.58% |
| 2023 | £229.90 B | 37.27% |
| 2022 | £167.47 B | -10.2% |
| 2021 | £186.49 B | 52.31% |
| 2020 | £122.44 B | 23.66% |
| 2019 | £99.01 B | 40.07% |
| 2018 | £70.69 B | 16.9% |
| 2017 | £60.47 B | 6.1% |
| 2016 | £56.99 B | 18.92% |
| 2015 | £47.92 B | 19.5% |
| 2014 | £40.10 B | 26.41% |
| 2013 | £31.72 B | 19.23% |
| 2012 | £26.61 B | 14.13% |
| 2011 | £23.31 B | 14.18% |
| 2010 | £20.41 B | 27.11% |
| 2009 | £16.06 B | 3.51% |
| 2008 | £15.51 B | 1.66% |
| 2007 | £15.26 B | 25.05% |
| 2006 | £12.20 B | -10.06% |
| 2005 | £13.57 B | 13.95% |
| 2004 | £11.91 B | 25.11% |
| 2003 | £9.52 B | 19.36% |
| 2002 | £7.97 B | -42.4% |
| 2001 | £13.84 B | 15.49% |
| 2000 | £11.99 B | -4.43% |
| 1999 | £12.54 B | 32.44% |
| 1998 | £9.47 B | 62.74% |
| 1997 | £5.82 B | 101.72% |
| 1996 | £2.88 B |
End of Day market cap according to different sources
On Jul 14th, 2025 the market cap of Costco was reported to be:
£325.00 Billion
£325.00 Billion
Market capitalization for similar companies or competitors
| Name | Marketcap | Market cap differencediff. | Country |
|---|---|---|---|
 PriceSmart
PSMT | £2.47 B | -99.23% | 🇺🇸 USA |
 Walmart WMT | £568.73 B | 77.39% | 🇺🇸 USA |
 Target TGT | £34.69 B | -89.18% | 🇺🇸 USA |
 Dollar General DG | £18.61 B | -94.19% | 🇺🇸 USA |
 Dollar Tree DLTR | £16.61 B | -94.82% | 🇺🇸 USA |
 Big Lots
BIG | £11.01 M | -100.00% | 🇺🇸 USA |
 Five Below
FIVE | £5.43 B | -98.31% | 🇺🇸 USA |