Tesla adds close to $150bn in market value on best day in over a decade

Car company sees biggest single-day stock gain since 2013 as CEO Elon Musk forecasts up to 30% in sales growth Tesla shares closed up nearly 22% on Thursday - their biggest single-day gain in over a decade - as Elon Musk's bold forecast of surging sales reassured investors he was still looking to grow its core business of selling electric cars. At close, nearly $150bn was added to the company's market value. Musk forecast 20-30% in sales growth next year, promising to launch an affordable vehicl...