You can get an arbitrarily high P/E ratio if you're running a growth company that aggressively reinvests. It's a meaningless metric in this context. Look at gro

You can get an arbitrarily high P/E ratio if you're running a growth company that aggressively reinvests. It's a meaningless metric in this context. Look at gross margin and price to revenue instead. Tesla is still richly priced by these, but within the realm of plausibility if you make the right assumptions.