Amazon joined several of its fellow tech giants in the $3 trillion club, Reuters reported Monday (Aug. 3). Apple reported earnings Thursday, and shares were down on weak revenue guidance. Nvidia will report earnings Aug. 26. Other companies whose market value has reached $3 trillion include Alphabet, Apple, Microsoft and Nvidia, the report said. As of Monday morning, Nvidia is the world’s largest company, with a market capitalization of nearly $5 trillion, a figure Apple also reached last week.