Costco Wholesale Corporation

NasdaqGS:COST Stock Report

Market Cap: US$456.2b

Costco Wholesale Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:COST Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
01 Apr 26SellUS$695,100Caton FratesIndividual700US$993.00
09 Mar 26SellUS$732,205Claudine AdamoIndividual730US$1,003.02
21 Jan 26SellUS$838,318Teresa JonesIndividual850US$986.26
16 Jan 26SellUS$437,390Susan DeckerIndividual458US$955.00
14 Jan 26SellUS$1,408,500James KlauerIndividual1,500US$939.00
09 Jan 26SellUS$1,374,480Russell MillerIndividual1,500US$916.32
30 Dec 25SellUS$2,258,662Javier PolitIndividual2,607.31US$867.21
07 Nov 25SellUS$2,232,312William WilcoxIndividual2,400US$930.13
24 Oct 25SellUS$2,526,336Claudine AdamoIndividual2,700US$935.68
24 Oct 25SellUS$1,158,353Tiffany BarbreIndividual1,239.38US$934.62
29 Sep 25SellUS$1,401,431Caton FratesIndividual1,540US$910.02
29 Sep 25SellUS$3,093,615Russell MillerIndividual3,381US$915.00
20 Aug 25SellUS$595,230Teresa JonesIndividual600US$992.05
14 Jul 25SellUS$3,899,852Yoram RubanenkoIndividual4,000US$974.96
18 Jun 25SellUS$536,058Susan DeckerIndividual547US$980.00
09 Jun 25SellUS$3,008,298Patrick CallansIndividual3,000US$1,002.77
06 Jun 25SellUS$2,028,294Pierre RielIndividual2,000US$1,014.15

Insider Trading Volume

Insider Buying: COST insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of COST?
Owner TypeNumber of SharesOwnership Percentage
Private Companies4640.000105%
State or Government460,0090.104%
Individual Insiders768,5380.173%
General Public128,181,55428.9%
Institutions314,241,97570.8%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 40.24% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
7.85%
BlackRock, Inc.
34,828,766US$35.8b-0.44%0.41%
6.5%
Vanguard Capital Management, LLC
28,847,448US$29.7b0%0.51%
4.09%
State Street Global Advisors, Inc.
18,152,232US$18.7b0.03%0.52%
2.41%
Vanguard Portfolio Management, LLC
10,705,635US$11.0b0%0.51%
2.4%
Geode Capital Management, LLC
10,659,224US$11.0b2.61%0.52%
1.38%
Morgan Stanley
6,142,383US$6.3b4.45%0.51%
1.36%
Norges Bank Investment Management
6,024,787US$6.2b0%0.36%
1.26%
Capital Research and Management Company
5,583,547US$5.7b4.7%0.21%
1.21%
UBS Asset Management AG
5,387,806US$5.5b-1.55%0.36%
1.21%
FMR LLC
5,358,000US$5.5b-1.91%0.25%
1.11%
Northern Trust Global Investments
4,928,107US$5.1b0.29%0.56%
0.85%
Invesco Capital Management LLC
3,779,962US$3.9b0.06%0.92%
0.8%
Eaton Vance Management
3,544,714US$3.6b3.61%0.63%
0.77%
Charles Schwab Investment Management, Inc.
3,401,083US$3.5b3.63%0.41%
0.73%
Fisher Asset Management, LLC
3,219,856US$3.3b1.37%1.01%
0.69%
Wells Fargo & Company
3,047,977US$3.1b2.31%0.59%
0.69%
Managed Account Advisors LLC
3,041,800US$3.1b32.2%0.43%
0.66%
BNY Asset Management
2,947,372US$3.0b-2.83%0.49%
0.66%
Teachers Insurance and Annuity Association-College Retirement Equities Fund
2,922,789US$3.0b39.1%0.61%
0.65%
Amundi Asset Management SAS
2,866,749US$2.9b8.98%0.4%
0.64%
AllianceBernstein L.P.
2,848,432US$2.9b0%0.78%
0.59%
Goldman Sachs Asset Management, L.P.
2,597,292US$2.7b9.24%0.46%
0.58%
T. Rowe Price Group, Inc.
2,579,715US$2.7b31.9%0.21%
0.58%
Vanguard Fiduciary Trust Company
2,561,190US$2.6b4.56%0.33%
0.57%
Merrill Lynch, Pierce, Fenner & Smith Incorporated
2,529,429US$2.6b0.38%0.74%

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/05/26 07:22
End of Day Share Price 2026/05/26 00:00
Earnings2026/02/15
Annual Earnings2025/08/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Costco Wholesale Corporation is covered by 62 analysts. 31 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Christopher GrajaArgus Research Company
Peter BenedictBaird
Meredith AdlerBarclays