Does the top warehouse retailer have a shot at joining the 12-zero club?Over the past few years, a handful of high-profile companies saw their market caps top $1 trillion. Many of those stocks -- including Microsoft, Nvidia, and Amazon -- were in the tech sector. Amazon, the top cloud infrastructure company, also became the first online retailer to join the 12-zero club.Yet not a single brick-and-mortar retailer has joined that elite group. Could Costco Wholesale (COST -2.92%), with a market cap of $420 bil ...