Tesla stock fell early Tuesday after more bad sales news out of Europe. Sales just haven’t picked up yet.Shares of the electric-vehicle maker were down 2% at $274.54, while the S&P 500 and Dow Jones Industrial Average were off 0.

While Tesla's April sales numbers fell by nearly half, Germany saw a 53.5 percent increase in the total number of newly registered electric vehicles over the last year. While Tesla sales declined in Germany, sales for the Chinese EV company BYD's vehicles skyrocketed.

Tesla's new car sales in Britain and Germany plummeted to their lowest in over two years in April, falling 62% and 46% year-on-year respectively, even as demand for electric vehicles rose in both countries,