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Costco Wholesale Corporation shares owned by Pioneer Family Office

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

Historical chart of Pioneer Family Office investment in Costco Wholesale Corporation

Tip: Access up to 7 years of quarterly data

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

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Quarterly reported holdings in Costco Wholesale Corporation by Pioneer Family Office

Quarter filed Position value Share count Share price at filing
2026-03-31 $169k 170 996.43
2025-12-31 $147k 170 862.34

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View all positions for Pioneer Family Office

Top funds holding Costco Wholesale Corporation

Vanguard Group
BlackRock
Vanguard Capital Management
State Street Corporation
Vanguard Portfolio Management
Geode Capital Management
Morgan Stanley
Bank of America Corporation
Diamant Asset Management
FMR
Northern Trust
Susquehanna International
Invesco
Royal Bank of Canada
Goldman Sachs Group

View all funds holding Costco Wholesale Corporation