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Costco Wholesale Corporation shares owned by William Mack & Associates

Quarter-by-quarter ownership of Costco Wholesale Corporation (COST) shares owned by William Mack & Associates from 13F filings

Historical chart of William Mack & Associates investment in Costco Wholesale Corporation

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All positions including Costco Wholesale Corporation held by William Mack & Associates consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Costco Wholesale Corporation by William Mack & Associates

Quarter filed Position value Share count Share price at filing
2025-06-30 $274k 276 991.21
2025-03-31 $261k 276 946.77
2024-12-31 $331k 361 916.86

More positions owned by William Mack & Associates

Vanguard Scottsdale Fds Shrt Trm Corp Bd (VCSH)
Schwab Strategic Tr Us Lcap Gr Etf (SCHG)
Vanguard Index Fds Mid Cap Etf (VO)
Vanguard Tax-managed Fds Van Ftse Dev Mkt (VEA)
Spdr Series Trust Bbg Conv Sec Etf (CWB)
Apple (AAPL)
Dimensional Etf Trust Intl Small Cap V (DISV)
Microsoft Corporation (MSFT)
Vanguard Mun Bd Fds Tax Exempt Bd (VTEB)
Vanguard Index Fds Large Cap Etf (VV)
Schwab Strategic Tr Fundamental Intl (FNDF)
Vanguard Index Fds S&p 500 Etf Shs (VOO)
Tesla Motors (TSLA)
Amazon (AMZN)
Vanguard Bd Index Fds Total Bnd Mrkt (BND)

View all positions for William Mack & Associates

Top funds holding Costco Wholesale Corporation

Vanguard Group
BlackRock
State Street Corporation
Geode Capital Management
FMR
Susquehanna International
Northern Trust
Invesco
Goldman Sachs Group
Royal Bank of Canada
Capital World Investors
Citadel Advisors
Bank of New York Mellon
Jpmorgan Chase & Co
Charles Schwab Investment Management

View all funds holding Costco Wholesale Corporation