Earlier quoted context omitted.
In addition to what other replies have said, Elon also has pledged some of his stock in order to secure personal loans. He will have to fund margin calls or sell his stock if the stock falls below a certain price.
THIS. Elon is the largest Tesla stockholder, but he has taken out huge loans against that stock. If the stock price of TSLA falls below about $230/share (there is some confusion about the exact price, but it's widely believed to be somewhere around there) his stock could all be sold to cover the loan, which would suddenly dump the stock price even further, or he could be forced to post more of his stock as collateral…
"Never ever" as in two profitable quarters? https://www.cnbc.com/2018/06/29/tesla-still-isnt-profitable-...