Sales are down worldwide, and it's so bad that he just announced he's ending production on two of his product lines, the S and X series, abandoning his "SEXY" branding strategy. Now it will just be "EY."
The stock is only staying afloat because it's in the portfolios of so many institutional investment accounts. With each dropping earning report, the stock is going to slowly slide, and eventually those institutional investment accounts will start dropping it. Then he's finished.
Tesla will be bankrupt in two years.