Key Points It's critical for investors to pay attention to Tesla’s core operating activity, which is selling EVs. Because of competitive forces, financial success over the next decade will be more difficult. These 10 stocks could mint the next wave of millionaires › Tesla (NASDAQ: TSLA) shares have climbed 186% and 2,710% in the past five- and 10-year periods (as of Oct. 10), respectively, monster gains that have been driven more by the market buying Elon Musk's vision than looking at the company wi ...