Tesla is in the midst of what might be the most lucrative one-week run in stock market history, on Tuesday gaining another $19.3 billion in market value. Since the close of trading last Tuesday, it's up 50% to an eye-popping $53.6 billion.
But, but, but: Tesla also fell around $80 per share in the last five minutes of trading.
Driving the news: At this point, no one is really sure. No amount of product announcements, analyst upgrades or bullish investor predictions can satisfactorily explain this sort of meteoric rise. Nor the plummet into market close.
Go deeper: Tesla declares 2019 a turning point