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Costco Wholesale Corporation (COST)

Costco Wholesale Corporation at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Costco Wholesale Corporation (COST) is a Discount Stores company based in US with a market capitalization of $422.6B. Revenue grew 8.2% year-over-year and the company generated $7.8B in free cash flow. This page tracks COST's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 333K employees · IPO Jul 9, 1986

Valuation

Valuation & price

$1026.24 · as of May 13, 2026 · -6.2% vs 52w high

56.4

P/E ratio

Latest-FY diluted EPS

14.49

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$1.1K$963$850Jul 25Dec 25Jul 26Jul 7, 25$992.18Jul 9, 25$982.09Jul 11, 25$970.33Jul 15, 25$967.68Jul 17, 25$953.91Jul 21, 25$947.56Jul 23, 25$941.19Jul 25, 25$935.48Jul 29, 25$934.57Jul 31, 25$939.64Aug 4, 25$955.37Aug 6, 25$968.56Aug 11, 25$988.74Aug 13, 25$978.85Aug 15, 25$972.04Aug 19, 25$980.85Aug 21, 25$969.68Aug 25, 25$941.58Aug 27, 25$949.52Aug 29, 25$943.32Sep 3, 25$949.78Sep 5, 25$963.48Sep 9, 25$979.25Sep 11, 25$964.32Sep 16, 25$952.07Sep 18, 25$952.36Sep 22, 25$943.26Sep 24, 25$945.27Sep 26, 25$915.95Sep 30, 25$925.63Oct 2, 25$916.77Oct 6, 25$910.94Oct 8, 25$914.80Oct 10, 25$930.01Oct 14, 25$946.51Oct 16, 25$925.62Oct 21, 25$937.50Oct 23, 25$942.05Oct 27, 25$929.85Oct 29, 25$912.42Oct 31, 25$911.45Nov 4, 25$940.74Nov 6, 25$923.58Nov 10, 25$915.56Nov 12, 25$914.00Nov 14, 25$922.98Nov 18, 25$895.08Nov 20, 25$893.29Nov 25, 25$894.33Nov 28, 25$913.59Dec 2, 25$922.03Dec 4, 25$895.86Dec 8, 25$887.52Dec 10, 25$874.41Dec 12, 25$884.47Dec 16, 25$860.39Dec 18, 25$857.59Dec 22, 25$850.00Dec 24, 25$871.86Dec 29, 25$867.84Jan 2, 26$854.50Jan 6, 26$889.10Jan 8, 26$915.31Jan 12, 26$943.08Jan 14, 26$950.98Jan 16, 26$963.61Jan 21, 26$982.86Jan 23, 26$983.25Jan 27, 26$970.28Jan 29, 26$952.89Feb 2, 26$968.36Feb 4, 26$978.35Feb 9, 26$997.59Feb 11, 26$978.14Feb 13, 26$1018.48Feb 18, 26$996.08Feb 20, 26$985.27Feb 24, 26$998.43Feb 26, 26$986.74Mar 2, 26$1002.77Mar 4, 26$1006.74Mar 6, 26$998.10Mar 10, 26$997.36Mar 12, 26$1003.32Mar 17, 26$996.16Mar 19, 26$974.78Mar 23, 26$965.73Mar 25, 26$974.86Mar 27, 26$983.86Mar 31, 26$996.43Apr 2, 26$1014.96Apr 7, 26$1013.21Apr 9, 26$1032.03Apr 13, 26$980.85Apr 15, 26$984.75Apr 17, 26$999.89Apr 22, 26$1003.70Apr 24, 26$1011.15Apr 28, 26$994.00Apr 30, 26$1014.53May 4, 26$1012.79May 6, 26$995.75May 8, 26$1008.79May 12, 26$1021.88May 14, 26$1041.25May 18, 26$1076.47May 20, 26$1074.01May 22, 26$1028.24May 28, 26$995.20Jun 1, 26$946.11Jun 3, 26$961.83Jun 5, 26$971.87Jun 9, 26$968.59Jun 11, 26$975.69Jun 15, 26$979.45Jun 17, 26$965.59Jun 22, 26$951.35Jun 24, 26$961.09Jun 26, 26$952.54Jul 2, 26$951.67
$850.0052-week range$1094.32
Loading valuation history…

Fundamentals

Key fundamentals

$422.6B

Market cap

8.2%

Revenue growth (YoY)

12.8%

Gross margin

$7.8B

Free cash flow (USD)

-$7.1B

Net debt

Net cash position

0.0%

Share dilution

3/4

Graham criteria passed

Defensive-investor screen

Consumer Defensive

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$118.7BFY 2017$129.0BFY 2018$141.6BFY 2019$152.7BFY 2020$166.8BFY 2021$195.9BFY 2022$227.0BFY 2023$242.3BFY 2024$254.5BFY 2025$275.2B
$118.7B$275.2B

Free cash flow by year

2016 → 2025

FY 2016$643.0MFY 2017$4.2BFY 2018$2.8BFY 2019$3.4BFY 2020$6.1BFY 2021$5.4BFY 2022$3.5BFY 2023$6.7BFY 2024$6.6BFY 2025$7.8B
$643M$7.8B

Gross margin by year

2021 → 2025

FY 202112.9%FY 202212.2%FY 202312.3%FY 202412.6%FY 202512.8%
12.9%12.8%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

1

Insider sells · 90 days

Earnings

Last reported: May 28, 2026 (EPS $4.93)

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • Insider sellInsider Sell $847KDENMAN KENNETH D · Director · $847.3KJun 25, 2026Filing
  • Quarterly report10-Q FiledJun 3, 2026Filing
  • FinancingSecurities RegistrationJun 3, 2026Filing
  • 8-K eventEarnings ReleaseMay 28, 2026Filing
  • 8-K eventDividend DeclaredApr 15, 2026Filing
  • Insider sellInsider Sell $695KFrates Caton · Executive Vice President · $695.1KApr 1, 2026Filing

Questions

Frequently asked questions

What is Costco Wholesale Corporation's market cap?

Costco Wholesale Corporation (COST) has a market capitalization of $422.6B.

What is COST's P/E ratio?

COST trades at a price-to-earnings ratio of 56.4, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is COST's price-to-book (P/B) ratio?

COST trades at 14.49 times book value per share.

When did Costco Wholesale Corporation last report earnings?

COST last reported earnings on May 28, 2026; the next date is not yet scheduled.

Are insiders buying COST stock?

SEC Form 4 filings show no open-market insider buys at Costco Wholesale Corporation in the last 90 days (1 sell).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

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News

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Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.