The electric carmaker's quarterly profit fell to $1.8b, about 5% lower than a year ago.

Tesla delivered record units in Q2, but whether that translated into profit remains to be seen due to thin matgins and cash burn.

Tesla's profits fell last quarter as the car company run by Elon Musk shoveled more money into research and development, cutting into profits from a sharp increase in vehicle…

Shares fell 2.8 per cent after the closing bell on Wall Street

Tesla reported second-quarter profits of US$1.1 billion, down about 5 per cent from the year-ago level.