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Livermore
Livermore
ZHEN

First Washington CORP

SEC CIK
0001390043
Latest filing
Aug 13, 2026

COST holding history

Costco Wholesale Corp in every 13F filed by First Washington CORP, 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)
6,273
Value
$5.87M
% of portfolio
1.4%
Quarters held
22
Since Q1 2021
Holdings of COST by First Washington CORP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20266,273$5.87M1.4%−65−1.0%ReducedHolders
Q1 20266,338$6.32M1.8%−30.0%ReducedHolders
Q4 20256,341$5.47M1.4%−66−1.0%ReducedHolders
Q3 20256,407$5.93M1.6%00.0%UnchangedHolders
Q2 20256,407$6.34M2.0%00.0%UnchangedHolders
Q1 20256,407$6.06M2.1%−2,516−28.2%ReducedHolders
Q4 20248,923$8.18M2.9%−32−0.4%ReducedHolders
Q3 20248,955$7.94M3.2%−1,349−13.1%ReducedHolders
Q2 202410,304$8.76M3.2%+97+1.0%AddedHolders
Q1 202410,207$7.48M2.9%00.0%UnchangedHolders
Q4 202310,207$6.74M2.6%−837−7.6%ReducedHolders
Q3 202311,044$6.24M2.5%+90+0.8%AddedHolders
Q2 202310,954$5.90M2.6%00.0%UnchangedHolders
Q1 202310,954$5.44M2.7%+1,538+16.3%AddedHolders
Q4 20229,416$4.30M2.1%+1,780+23.3%AddedHolders
Q3 20227,636$3.61M1.8%+831+12.2%AddedHolders
Q2 20226,805$3.26M1.5%+4,415+184.7%AddedHolders
Q1 20222,390$1.38M0.6%00.0%UnchangedHolders
Q4 20212,390$1.36M0.5%00.0%UnchangedHolders
Q3 20212,390$1.07M0.4%00.0%UnchangedHolders
Q2 20212,390$946.0K0.4%00.0%UnchangedHolders
Q1 20212,390$842.0K0.3%––Holders

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