Tesla posts third quarterly profit in 15 years, its biggest ever
Elon Musk-led American electric carmaker Tesla posted a quarterly profit for the third time in its 15-year history, which is also its biggest ever. Tesla reported a profit of $312 million for the July-September quarter helped by a surge in production of its Model 3 sedan. The company's shares surged as much as 15% in after-hours trading on Wednesday.