SEC 13F Intelligence

Washburn Capital Management, Inc. / COST

Washburn Capital Management, Inc.’s Costco Wholesale Corporation Position

Does Washburn Capital Management, Inc. own Costco Wholesale Corporation (COST)? Yes — 2.1K shares worth $2M (+1.20% of its 13F portfolio) as of Q1 2026, down from 2.9K shares the prior filed quarter.

Position Value
$2M
Q1 2026
Shares
2.1K
% of Portfolio
+1.20%
Quarters Held
25
currently held

Position History COST

Reported value by quarter
Q1 ’20: $277,000Q1 ’20Q2 ’20: $575,000Q3 ’20: $947,000Q4 ’20: $1MQ1 ’21: $1MQ1 ’21Q2 ’21: $1MQ3 ’21: $1MQ4 ’21: $1MQ1 ’22: $1MQ1 ’22Q2 ’22: $1MQ3 ’22: $1MQ4 ’22: $1MQ1 ’23: $1MQ1 ’23Q2 ’23: $1MQ3 ’23: $1MQ4 ’23: $2MQ1 ’24: $2MQ1 ’24Q2 ’24: $3MQ3 ’24: $3MQ4 ’24: $3MQ1 ’25: $3MQ1 ’25Q2 ’25: $3MQ3 ’25: $3MQ4 ’25: $3MQ1 ’26: $2MQ1 ’26filingsflow.com
QuarterSharesValue% of Portfolio
Q1 20262.1K$2M+1.20%
Q4 20252.9K$3M+1.38%
Q3 20253.0K$3M+1.57%
Q2 20253.2K$3M+1.97%
Q1 20253.2K$3M+1.97%
Q4 20243.1K$3M+1.78%
Q3 20242.9K$3M+1.84%
Q2 20243.0K$3M+1.82%
Q1 20242.9K$2M+1.57%
Q4 20232.8K$2M+1.41%
Q3 20232.4K$1M+1.15%
Q2 20232.4K$1M+1.06%
Q1 20232.5K$1M+1.08%
Q4 20222.6K$1M+1.09%
Q3 20222.4K$1M+1.08%
Q2 20222.4K$1M+1.00%
Q1 20222.4K$1M+0.90%
Q4 20212.6K$1M+0.89%
Q3 20212.7K$1M+0.81%
Q2 20212.9K$1M+0.76%
Q1 20212.9K$1M+0.69%
Q4 20202.9K$1M+0.75%
Q3 20202.7K$947,000+0.75%
Q2 20201.9K$575,000+0.53%
Q1 2020970$277,000+0.38%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Washburn Capital Management, Inc.’s full portfolio or all institutional holders of COST.