Tesla Motors losses widens, yet shares jump 5% per day - how?

Tesla Motors CEO Elon Musk introduces the falcon wing door on the Model X electric sports-utility vehicles during a presentation in Fremont, California in this September 29, 2015, file photo. REUTERS filepic

"There are always challenges in this business," said SpaceX spokeswoman Emily Shanklin, "but our customer base continues to grow and the value of the company is increasing." - Reuters-