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First Manhattan Co

SEC CIK
0000728083
Latest filing
Aug 14, 2026

COST holding history

Costco Wholesale Corp in every 13F filed by First Manhattan Co, 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)
20,043
Value
$18.7M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of COST by First Manhattan Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202620,043$18.7M<0.1%−803−3.9%ReducedHolders
Q1 202620,846$20.8M0.1%+355+1.7%AddedHolders
Q4 202520,491$17.7M<0.1%−309−1.5%ReducedHolders
Q3 202520,800$19.3M0.1%+1,990+10.6%AddedHolders
Q2 202518,810$18.6M0.1%−74−0.4%ReducedHolders
Q1 202518,884$17.9M0.1%+571+3.1%AddedHolders
Q4 202418,313$16.8M<0.1%−307−1.6%ReducedHolders
Q3 202418,620$16.5M<0.1%+393+2.2%AddedHolders
Q2 202418,227$15.5M<0.1%+10.0%AddedHolders
Q1 202418,226$13.4M<0.1%+1,035+6.0%AddedHolders
Q4 202317,191$11.4M<0.1%−27−0.2%ReducedHolders
Q3 202317,218$9.73M<0.1%+1,864+12.1%AddedHolders
Q2 202315,354$8.27M<0.1%−309−2.0%ReducedHolders
Q1 202315,663$7.78M<0.1%−2,156−12.1%ReducedHolders
Q4 202217,819$8.13M<0.1%+549+3.2%AddedHolders
Q3 202217,270$8.16M<0.1%+689+4.2%AddedHolders
Q2 202216,581$7.95M<0.1%−53−0.3%ReducedHolders
Q1 202216,634$9.58M<0.1%−81−0.5%ReducedHolders
Q4 202116,715$9.49M<0.1%−1,225−6.8%ReducedHolders
Q3 202117,940$8.06M<0.1%+60.0%AddedHolders
Q2 202117,934$7.10M<0.1%+116+0.7%AddedHolders
Q1 202117,818$6.28M<0.1%––Holders

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