WallStreetZenWallStreetZen

NASDAQ: COST
Costco Wholesale Corp Stock Ownership - Who owns Costco?

OverviewForecastEarningsRevenueDividendOwnership
Statistics

Insider buying vs selling

Have Costco Wholesale Corp insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Claudine AdamoExecutive Vice President2025-10-242,700$935.68
$2.53MSell
Tiffany Marie BarbreInsider2025-10-241,239$934.62
$1.16MSell
Claudine AdamoExecutive Vice President2025-10-2296$944.68
$90.69kSell
Claudine AdamoExecutive Vice President2025-10-22198$944.68
$187.05kSell
Claudine AdamoExecutive Vice President2025-10-22176$944.68
$166.26kSell
Claudine AdamoExecutive Vice President2025-10-22110$944.68
$103.91kSell
Tiffany Marie BarbreInsider2025-10-22113$944.68
$106.75kSell
Tiffany Marie BarbreInsider2025-10-2290$944.68
$85.02kSell
Tiffany Marie BarbreInsider2025-10-22118$944.68
$111.47kSell
Tiffany Marie BarbreInsider2025-10-22135$944.68
$127.53kSell

1 of 7

COST insiders have sold more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when COST insiders and whales buy or sell their stock.

COST Shareholders

What type of owners hold Costco Wholesale Corp stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Vanguard Group Inc9.78%43,356,271$40.04BInstitution
Blackrock Inc8.03%35,583,824$32.86BInstitution
State Street Corp4.13%18,325,416$16.92BInstitution
Geode Capital Management LLC2.32%10,275,056$9.49BInstitution
Morgan Stanley2.16%9,572,349$8.84BInstitution
Fmr LLC2.12%9,414,164$8.69BInstitution
Bank Of America Corp1.58%6,983,830$6.45BInstitution
Norges Bank1.30%5,749,879$5.31BInstitution
Northern Trust Corp1.14%5,054,552$4.67BInstitution
Invesco Ltd0.97%4,291,557$3.96BInstitution

1 of 3

COST vs Discount Store Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
COST69.04%0.85%Net SellingNet Selling
TGT83.18%1.04%Net SellingNet Selling
DG93.35%0.44%Net Selling
DLTR90.10%9.90%Net SellingNet Buying
BJ75.61%24.39%Net SellingNet Selling
View Top Discount Store Stocks

Costco Stock Ownership FAQ

Who owns Costco?

Costco (NASDAQ: COST) is owned by 69.04% institutional shareholders, 0.85% Costco insiders, and 30.11% retail investors. Vanguard Group Inc is the largest individual Costco shareholder, owning 43.36M shares representing 9.78% of the company. Vanguard Group Inc's Costco shares are currently valued at $40.01B.

If you're new to stock investing, here's how to buy Costco stock.
©2025 WallStreetZen
Company
AboutNewsBlogStock Investing FAQPlansPrivacy PolicyTerms of ServiceCancellation & RefundsPerformanceHelp GuidesContactTwitterYouTubeNewsletter
Stock Tools
Top Performing AnalystsStock ScreenerStock ForecastTrending StocksStrong Buy StocksHighest Earnings StocksBest Dividend Paying StocksStatisticsStock Market SectorsStock Market IndustriesHow to Buy Stocks Online
Stock Ideas
Buy The DipBiggest Stock Gainers TodayBiggest Stock Losers Today52 Week High Stocks52 Week Low StocksMost Active Stocks TodayMost Undervalued StocksBest Penny Stocks to Buy NowBest Stocks Under $5Best Stocks Under $10
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.