Costco Wholesale (NASDAQ: COST) has grown into one of the world's largest retailers, and its business success has translated to life-changing returns for shareholders. The stock has returned more than 6,330% over its lifetime, turning a $10,000 investment into more than $642,000. Shoppers flock to its stores for its vast selection of bulk-quantity goods and quirky customer favorites, like its famous $1.50 hot dog meal, which hasn't increased in price since it launched over 40 years ago. Will AI create the ...