SEC 13F Intelligence

State Of Wisconsin Investment Board / COST

State Of Wisconsin Investment Board’s Costco Wholesale Corporation Position

Does State Of Wisconsin Investment Board own Costco Wholesale Corporation (COST)? Yes — 240.4K shares worth $240M (+0.55% of its 13F portfolio) as of Q1 2026, up from 232.2K shares the prior filed quarter.

Position Value
$240M
Q1 2026
Shares
240.4K
% of Portfolio
+0.55%
Quarters Held
30
currently held

Position History COST

Reported value by quarter
Q4 ’18: $93MQ4 ’18Q1 ’19: $117MQ2 ’19: $118MQ3 ’19: $101MQ4 ’19: $96MQ4 ’19Q1 ’20: $102MQ2 ’20: $113MQ3 ’20: $122MQ4 ’20: $118MQ4 ’20Q1 ’21: $116MQ2 ’21: $115MQ3 ’21: $159MQ4 ’21: $200MQ4 ’21Q1 ’22: $185MQ2 ’22: $149MQ3 ’22: $119MQ4 ’22: $103MQ4 ’22Q1 ’23: $139MQ2 ’23: $134MQ3 ’23: $133MQ4 ’23: $160MQ4 ’23Q1 ’24: $183MQ2 ’24: $217MQ3 ’24: $236MQ4 ’24: $233MQ4 ’24Q1 ’25: $250MQ2 ’25: $243MQ3 ’25: $219MQ4 ’25: $200MQ4 ’25Q1 ’26: $240Mfilingsflow.com
QuarterSharesValue% of Portfolio
Q1 2026240.4K$240M+0.55%
Q4 2025232.2K$200M+0.45%
Q3 2025236.9K$219M+0.50%
Q2 2025245.4K$243M+0.59%
Q1 2025264.2K$250M+0.65%
Q4 2024254.7K$233M+0.60%
Q3 2024266.4K$236M+0.59%
Q2 2024255.3K$217M+0.57%
Q1 2024249.8K$183M+0.48%
Q4 2023242.4K$160M+0.45%
Q3 2023235.8K$133M+0.42%
Q2 2023248.7K$134M+0.38%
Q1 2023279.8K$139M+0.41%
Q4 2022225.7K$103M+0.33%
Q3 2022252.3K$119M+0.38%
Q2 2022310.3K$149M+0.39%
Q1 2022321.3K$185M+0.38%
Q4 2021351.5K$200M+0.39%
Q3 2021353.8K$159M+0.33%
Q2 2021289.9K$115M+0.24%
Q1 2021327.8K$116M+0.25%
Q4 2020313.2K$118M+0.27%
Q3 2020343.7K$122M+0.30%
Q2 2020373.7K$113M+0.31%
Q1 2020356.4K$102M+0.34%
Q4 2019326.4K$96M+0.24%
Q3 2019351.8K$101M+0.28%
Q2 2019447.6K$118M+0.33%
Q1 2019484.0K$117M+0.33%
Q4 2018455.1K$93M+0.30%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See State Of Wisconsin Investment Board’s full portfolio or all institutional holders of COST.