COSTCostco

$956.04

Who owns COST

4,079 institutions reported holding COST for 2026Q1, together 69% of the company, more than the 4,012 a quarter earlier.

4,079

Institutions reporting a position · as of 2026Q1 · up from 4,012 the quarter before

Shares held by institutions
308.6M

Shares held by institutions · 69% of the company · long US equity positions only, as reported on Form 13F

Reported value
$306.5B

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
27%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
52
New positions
294
Positions exited
232
Added to
1,507
Reduced
1,414
Top 10 holdersof the company
33%
Institutional ownership by quarter, 2013Q2 to 2026Q1
QuarterFilersSharesReported value
2026Q14,079308.6M$306.5B
2025Q44,012311.0M$262.4B
2025Q33,848295.2M$272.9B
2025Q23,912304.1M$300.7B
2025Q13,874303.0M$286.4B
2024Q43,859303.7M$278.3B
2024Q33,526306.7M$265.6B
2024Q23,469301.9M$256.7B
2024Q13,349302.2M$221.1B
2023Q43,281302.2M$199.8B
2023Q33,016298.7M$168.8B
2023Q22,982298.9M$160.9B
2023Q12,890347.8M$148.6B
2022Q42,884299.6M$137.3B
2022Q32,777298.5M$141.2B
2022Q22,739297.6M$143.0B
Largest reported holders, 2026Q1
HolderShares% of companyValue
VANGUARD GROUP INC44.2M9.9%$44.0B
BlackRock Inc.34.9M7.9%$34.8B
STATE STREET CORP18.2M4.1%$18.1B
GEODE CAPITAL MANAGEMENT LLC10.7M2.4%$10.6B
MORGAN STANLEY9.9M2.2%$9.86B
BANK OF AMERICA CORP /DE/7.5M1.7%$7.49B
DIAMANT ASSET MANAGEMENT, INC.6.7M1.5%$6.73B
FMR LLC6.7M1.5%$6.69B
NORTHERN TRUST CORP4.9M1.1%$4.91B
Invesco Ltd.4.3M0.97%$4.30B

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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