Most companies that have reached a $1 trillion market capitalization have been tech companies like Microsoft and Apple.

The world’s largest employer hit a $1 trillion market value for the first time earlier this month.

Five members of the Walton family have a combined net worth greater than Elon Musk’s. Strong Walmart Inc. (NYSE: WMT) results suggest the family’s net worth will be unbelievably high for years. Follow ...