On this page there’s 16 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 376 homepage examples.)

The screenshot was taken on March 30, 2020 and depicts Costco’s Homepage. In total, we’ve reviewed 65 of Costco’s page designs. To see them all, visit the full Costco UX case study.