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Livermore
Livermore
ZHEN

Blue Chip Partners, Inc.

SEC CIK
0001632801
Latest filing
Aug 14, 2026

COST holding history

Costco Wholesale Corp in every 13F filed by Blue Chip Partners, 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)
34,829
Value
$32.6M
% of portfolio
2.1%
Quarters held
22
Since Q1 2021
Holdings of COST by Blue Chip Partners, Inc., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202634,829$32.6M2.1%+448+1.3%AddedHolders
Q1 202634,381$34.3M2.5%+1,830+5.6%AddedHolders
Q4 202532,551$28.1M2.0%−392−1.2%ReducedHolders
Q3 202532,943$30.5M2.3%+598+1.8%AddedHolders
Q2 202532,345$32.0M2.6%−566−1.7%ReducedHolders
Q1 202532,911$31.1M2.7%+735+2.3%AddedHolders
Q4 202432,176$29.5M2.5%−127−0.4%ReducedHolders
Q3 202432,303$28.6M2.5%−437−1.3%ReducedHolders
Q2 202432,740$27.8M2.6%+624+1.9%AddedHolders
Q1 202432,116$23.5M2.3%−2,153−6.3%ReducedHolders
Q4 202334,269$22.6M2.4%+1,340+4.1%AddedHolders
Q3 202332,929$18.6M2.2%+1,400+4.4%AddedHolders
Q2 202331,529$17.0M1.9%+1,474+4.9%AddedHolders
Q1 202330,055$14.9M1.8%+2,989+11.0%AddedHolders
Q4 202227,066$12.4M1.5%−3,785−12.3%ReducedHolders
Q3 202230,851$14.6M2.0%+743+2.5%AddedHolders
Q2 202230,108$14.4M1.8%+3,000+11.1%AddedHolders
Q1 202227,108$15.6M1.9%+1,831+7.2%AddedHolders
Q4 202125,277$14.3M1.8%+23,309+1,184.4%AddedHolders
Q3 20211,968$885.0K0.1%+812+70.2%AddedHolders
Q2 20211,156$458.0K0.1%+1+0.1%AddedHolders
Q1 20211,155$407.0K0.1%––Holders

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