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Patten & Patten Inc

SEC CIK
0001044905
Latest filing
Aug 5, 2026

COST holding history

Costco Wholesale Corp in every 13F filed by Patten & Patten Inc, 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)
21,289
Value
$19.9M
% of portfolio
1.1%
Quarters held
22
Since Q1 2021
Holdings of COST by Patten & Patten Inc, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202621,289$19.9M1.1%−396−1.8%ReducedHolders
Q1 202621,685$21.6M1.3%−325−1.5%ReducedHolders
Q4 202522,010$19.0M1.1%−1,569−6.7%ReducedHolders
Q3 202523,579$21.8M1.3%−326−1.4%ReducedHolders
Q2 202523,905$23.7M1.5%−1,294−5.1%ReducedHolders
Q1 202525,199$23.8M1.6%−497−1.9%ReducedHolders
Q4 202425,696$23.5M1.6%−421−1.6%ReducedHolders
Q3 202426,117$23.2M1.5%−644−2.4%ReducedHolders
Q2 202426,761$22.7M1.6%−515−1.9%ReducedHolders
Q1 202427,276$20.0M1.4%−838−3.0%ReducedHolders
Q4 202328,114$18.6M1.5%−2,245−7.4%ReducedHolders
Q3 202330,359$17.2M1.5%−710−2.3%ReducedHolders
Q2 202331,069$16.7M1.4%+452+1.5%AddedHolders
Q1 202330,617$15.2M1.3%−41−0.1%ReducedHolders
Q4 202230,658$14.0M1.3%−645−2.1%ReducedHolders
Q3 202231,303$14.8M1.4%−450−1.4%ReducedHolders
Q2 202231,753$15.2M1.3%−850−2.6%ReducedHolders
Q1 202232,603$18.8M1.4%−157−0.5%ReducedHolders
Q4 202132,760$18.6M1.3%−410−1.2%ReducedHolders
Q3 202133,170$14.9M1.1%−205−0.6%ReducedHolders
Q2 202133,375$13.2M1.0%−94−0.3%ReducedHolders
Q1 202133,469$11.8M1.0%––Holders

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