Shares of Tesla Inc. slipped 4.06% to $394.36 Tuesday, on what proved to be an all-around rough trading session for the stock market, with the NASDAQ Composite Index falling 1.89% to 19,489.68 and Dow ...

Many market participants believe Tesla is overextended. They blame it on the elections and Elon Musk’s political activities. But few realize that from the middle of April to just before the elections, ...