How much amazon stock does mark cuban own? How did mark cuban make his fortune? (nasdaq:amzn), revealing in 2019 that he owned nearly $ 1 billion worth of the company’s stock , purchased at a. Back in 1999, remains an active investor. “a whole lot of cash on the sidelines. ” “to me, amazon ’s the best startup in the world,” cuban said. How many stocks does john cuban own? · billionaire entrepreneur mark cuban offered insight into how much amazon stock he owns. In 2019, cuban offered a rare window into his stock holdings when he told cnbc that amazon and netflix were his two biggest positions in a surprisingly restricted portfolio. · however, he’s also revealed that he’s kept a lot of his estimated $4. 2 billion net worth out of the market. · during the talk, the owner of the dallas mavericks revealed what he called his biggest holding: almost $ 1 billion worth of stock in the online retail giant, amazon. I have close to a billion dollars in amazon stock , the dallas mavericks owner says in a. What is mark cubans biggest stock? He is also a student of the markets who is happy to share his ideas with the world. Oct 1 , 2019 · in a lengthy interview cuban said he owns “close to a billion dollars ” in amazon shares. · mark cuban , who made billions selling broadcast. com to yahoo! · mark cuban has found remarkable success investing in amazon. com, inc.