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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

COST

COSTCO WHOLESALE CORP /NEW

Superinvestors

Institutional investors holding COST

Consensus →
InvestorFundWeightSharesValueQuarter
Kenneth FisherFisher Asset Management0.93%3,176,286$2.7B2025Q4
Torray FundsTorray Investment Partners0.08%628$542K2025Q4
David KatzMatrix Asset Advisors0.04%563$486K2025Q4
Thomas RussoGardner Russo & Quinn0.04%4,624$4.0M2025Q4
Lee AinslieMaverick Capital0.03%2,894$2.5M2025Q4
Mairs & PowerMairs & Power Growth Fund0.02%2,933$2.5M2025Q4
Meridian / ArrowMarkMeridian Contrarian Fund0.01%493$425K2025Q4
Francois RochonGiverny Capital0.01%240$207K2025Q4
Bill NygrenOakmark Select Fund – Harris Associates0.00%656$566K2025Q4

Congressional Activity

Congressional data coming soon

Insider Activity

5

Total trades

$3.7M

Volume

0

Buys

5

Sells

Last trade: Apr 1, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
Apr 1, 2026Javier PolitSell$695K

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.