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Livermore
Livermore
ZHEN

Clean Yield Group

SEC CIK
0001525865
Latest filing
Aug 5, 2026

COST holding history

Costco Wholesale Corp in every 13F filed by Clean Yield Group, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

COST overviewAll 13F holders of COSTFull Q2 2026 holdings

Shares (Q2 2026)
5,562
Value
$5.20M
% of portfolio
1.3%
Quarters held
22
Since Q1 2021
Holdings of COST by Clean Yield Group, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20265,562$5.20M1.3%+390+7.5%AddedHolders
Q1 20265,172$5.15M1.5%+4,479+646.3%AddedHolders
Q4 2025693$597.6K0.2%−12−1.7%ReducedHolders
Q3 2025705$653.0K0.2%00.0%UnchangedHolders
Q2 2025705$698.3K0.2%−6−0.8%ReducedHolders
Q1 2025711$672.9K0.2%+6+0.9%AddedHolders
Q4 2024705$646.0K0.2%+249+54.6%AddedHolders
Q3 2024456$404.3K0.1%00.0%UnchangedHolders
Q2 2024456$387.6K0.1%+15+3.4%AddedHolders
Q1 2024441$323.1K0.1%−60−12.0%ReducedHolders
Q4 2023501$330.7K0.1%−64−11.3%ReducedHolders
Q3 2023565$319.5K0.1%−15−2.6%ReducedHolders
Q2 2023580$312.3K0.1%−5−0.9%ReducedHolders
Q1 2023585$290.7K0.1%−56−8.7%ReducedHolders
Q4 2022641$292.6K0.1%−11−1.7%ReducedHolders
Q3 2022652$308.0K0.1%+13+2.0%AddedHolders
Q2 2022639$306.0K0.1%00.0%UnchangedHolders
Q1 2022639$368.0K0.1%−89−12.2%ReducedHolders
Q4 2021728$413.0K0.1%00.0%UnchangedHolders
Q3 2021728$327.0K0.1%−35−4.6%ReducedHolders
Q2 2021763$302.0K0.1%+122+19.0%AddedHolders
Q1 2021641$226.0K0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.