Marathon Trading Investment Management’s Costco COST Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q2
Sell
2025
Q1
$1.51M Buy
2024
Q1
Hold
2023
Q4
Hold
2023
Q3
Hold
2021
Q4
Sell
2021
Q3
$225K Buy
2019
Q4
Sell
2019
Q3
$232K Buy
2018
Q1
Sell
2017
Q4
$2.31M Buy
2015
Q3
Hold
2015
Q2
Hold
2015
Q1
Hold