On this page there’s 12 highlights (view in Baymard Premium) outlining what Costco are doing right and wrong.
(Tip: use the arrows above or on your keyboard to navigate all 257 ‘my account’ drop-down examples.)

The screenshot was taken on September 15, 2021 and depicts Costco’s ‘My Account’ Drop-Down. In total, we’ve reviewed 65 of Costco’s page designs. To see them all, visit the full Costco UX case study.