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ROCKWOOD RESEARCH · A CORPORATE FILINGS WEBSITE|STRAIGHT FROM THE SOURCE · SEC EDGAR|SPONSOREDYour message on this tape — bid on the Rockwood Ad Exchange · Rockwood Ad Exchange|
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COST

COSTCO WHOLESALE CORP /NEW

Retail-Variety Stores · SIC 5331CIK 909832Held by 18 tracked managersEDGAR filings ↗10-K/10-Q ↗

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18 managers · Q2 2026 13F
Motley Fool Asset Management
Motley Fool Asset ManagementPosition history →
1.8%
(4.6%)
Adage Capital Management
Adage Capital ManagementPosition history →
0.52%
(0.5%)
Semper Augustus
Christopher BloomstranPosition history →
0.35%
(0.4%)
Holocene Advisors
Holocene AdvisorsPosition history →
0.31%
NEW
Markel Group
Tom GaynerPosition history →
0.28%
—
Capital World Investors
Capital World InvestorsPosition history →
0.23%
+0.5%
Zevenbergen Capital Investments
Zevenbergen Capital InvestmentsPosition history →
0.18%
(0.5%)
Bridgewater Associates
Bridgewater AssociatesPosition history →
0.10%
(4.0%)
Torray Funds
TorrayPosition history →
0.08%
—
Alps Advisors
Alps AdvisorsPosition history →
0.07%
+150.2%
Capital Research Global Investors
Capital Research Global InvestorsPosition history →
0.06%
(24.9%)
Fairview Capital Investment Management
Fairview Capital Investment ManagementPosition history →
0.05%
(0.5%)
Matrix Asset Advisors
David KatzPosition history →
0.04%
(1.4%)
Gardner Russo & Quinn
Thomas RussoPosition history →
0.04%
(26.5%)
Chickasaw Capital Management
Chickasaw Capital ManagementPosition history →
0.03%
+11.7%
Mairs & Power
Mairs & PowerPosition history →
0.03%
—
Fuller & Thaler Asset Management
Fuller & Thaler Asset ManagementPosition history →
<0.01%
—
Oakmark Funds (Harris Associates)
Bill NygrenPosition history →
<0.01%
(1.1%)

Weight = position value ÷ the manager's total 13F long-equity value in the same filing — one definition for every row. “1st obs.” marks a position with no earlier stored 13F to compare against — it is not shown as a purchase.