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Costco Wholesale Corporation shares owned by RWWM

Quarter-by-quarter ownership of Costco Wholesale Corporation (COST) shares owned by RWWM from 13F filings

Historical chart of RWWM investment in Costco Wholesale Corporation

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All positions including Costco Wholesale Corporation held by RWWM consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Costco Wholesale Corporation by RWWM

Quarter filed Position value Share count Share price at filing
2025-09-30 $4.0M 4.3k 925.63

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View all positions for RWWM

Top funds holding Costco Wholesale Corporation

Vanguard Group
BlackRock
State Street Corporation
Geode Capital Management
Morgan Stanley
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

View all funds holding Costco Wholesale Corporation