Classification is based on semantic text similarity scoring and may include approximations. “No match” means no high-confidence textual match was found — not necessarily that a section was removed.

🟢 New in Current Filing Disclosure change7/10

Performance Graph

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The following graph compares the cumulative total shareholder return assuming reinvestment of dividends on an investment of $100 in Costco common stock, S&P 500 Index, and the S&P Retail Select Index over the five years from August 30, 2020, through August 31, 2025. The S&P Retail Select Index comprises stocks in the S&P Total Market Index that are classified in the GICS Apparel Retail, Automotive Retail, Broadline Retail, Computer & Electronic Retail, Consumer Staples Merchandise Retail, Drug Retail, Food Retailers and Other Specialty Retail sub-industries.

The following graph provides information concerning average sales per warehouse over a 10-year period.

Average Sales Per Warehouse*

(Sales In Millions)

Year Opened

# of Whses

2025

2024

2023

2022

2021

2020

2019

2018

2017

2016 & Before

Totals

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

Fiscal Year

*First year sales annualized.

2017 and 2023 were 53-week fiscal years but have been normalized for purposes of comparability.

🔴 No Match in Current Filing Note 1—Summary of Significant Accounting Policies 🔒

🟡 Modified Failure or perceived failure to meet our environmental, social or governance (ESG) goals or expectations set by changing public interest and government regulation of ESG topics could result in reputational harm or adversely affect our business. 🔒

🟡 Modified Changes in or failure to comply with laws and regulations could adversely impact our business, financial condition and results of operations. 🔒

And 45 more changes in the full comparison.

48 changes in this historical filing

The complete historical comparison (2025 vs 2024) is available on the Pro plan.

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