Costco Wholesale (COST) Market Capitalization (2009 - 2026)
Costco Wholesale (COST) reported Market Capitalization of $447.41 billion for fiscal Q3 2026 (quarter ended May 10, 2026), up 0.1% from $447.11 billion a year earlier but down 1.0% from the prior quarter.
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Analysis
Costco Wholesale (COST) Market Capitalization (2009 - 2026) Analysis & Trends
For FY2025 (ended Aug 31, 2025), Costco Wholesale posted Market Capitalization of $418.11 billion, up 5.7% from FY2024.
- Market Capitalization has increased for eight consecutive fiscal years, with a five-year compound annual growth rate of 22.2% (FY2020 to FY2025).
- By fiscal year, Market Capitalization came in at $395.44 billion in FY2024 (+64.1%), $240.99 billion in FY2023 (+2.4%), $235.42 billion in FY2022 (+18.3%) and $198.97 billion in FY2021 (+29.4%).
- Five-year quarterly Market Capitalization spans a low of $198.97 billion in fiscal Q4 2021 and a high of $475.61 billion in fiscal Q2 2025.
- Year over year, Market Capitalization gained in six of the last eight quarters, with growth averaging 24.7%.
- The high point for year-over-year Market Capitalization in five years was fiscal Q4 2024 (growth of 64.1%); the low point was fiscal Q1 2026 (a decline of 6.7%).
- Per Business Quant data, the three fiscal quarters before Q3 2026 came in at $451.89 billion (Q2 2026), $399.09 billion (Q1 2026) and $418.11 billion (Q4 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) |
|---|---|---|---|---|
| 1 | Walmart | 847.32 Bn | 810.03 Bn | 49.13 Bn |
| 2 | Costco Wholesale | 410.07 Bn | 339.37 Bn | 9.01 Bn |
| 3 | Sysco | 37.60 Bn | 31.85 Bn | 4.13 Bn |
| 4 | Kroger | 35.90 Bn | 22.05 Bn | 7.86 Bn |
| 5 | Dollar General | 27.06 Bn | 21.73 Bn | 3.68 Bn |
| 6 | Caseys General Stores | 22.17 Bn | 20.17 Bn | 1.24 Bn |
| 7 | Dollar Tree | 21.26 Bn | 17.89 Bn | 2.10 Bn |
| 8 | US Foods Holding | 20.27 Bn | 20.07 Bn | 1.92 Bn |
| 9 | Tractor Supply | 16.44 Bn | 15.61 Bn | 1.68 Bn |
| 10 | Performance Food | 14.36 Bn | 14.14 Bn | 2.17 Bn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| May 10, 2026 | 447.41 Bn |
| Feb 15, 2026 | 451.89 Bn |
| Nov 23, 2025 | 399.09 Bn |
| Aug 31, 2025 | 418.11 Bn |
| May 11, 2025 | 447.11 Bn |
| Feb 16, 2025 | 475.61 Bn |
| Nov 24, 2024 | 427.96 Bn |
| Sep 1, 2024 | 395.44 Bn |
| May 12, 2024 | 349.02 Bn |
| Feb 18, 2024 | 321.13 Bn |
| Nov 26, 2023 | 262.44 Bn |
| Sep 3, 2023 | 240.99 Bn |
| May 7, 2023 | 221.19 Bn |
| Feb 12, 2023 | 221.77 Bn |
| Nov 20, 2022 | 232.43 Bn |
| Aug 28, 2022 | 235.42 Bn |
| May 8, 2022 | 223.00 Bn |
| Feb 13, 2022 | 225.93 Bn |
| Nov 21, 2021 | 236.70 Bn |
| Aug 29, 2021 | 198.97 Bn |
API Access
Costco Wholesale Market Capitalization API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=market-capitalization&ticker=COST&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "market-capitalization", "ticker": "COST", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=market-capitalization&ticker=COST&period=max&api_key=YOUR_API_KEY");
const data = await res.json();