Steve Burns began his stock-trading career in an old-fashioned way, echoing the advice of famed mutual-fund manager Peter Lynch to buy stocks of companies whose products you use and appreciate.
Since the election, the stock has rocketed 89.1%, as Tesla's market capitalization ballooned by $719.1 billion over that time to $1.53 trillion. And the value of Musk's stake in the company, which was ...