Most trillion-dollar companies today are in the technology sector, but one particular healthcare stock is knocking on the door of a trillion-dollar valuation.Right now, there are seven companies in the world with a market capitalization in excess of $1 trillion. Those companies are Apple, Microsoft, Nvidia, Amazon, Alphabet, Saudi Aramco, and Meta Platforms.Considering how integrated technology has become in almost all aspects of daily life, it's not entirely surprising that many of the largest companies in ...