Apple's stock has been slumping, down more than 16% so far this year. Among "Magnificent Seven" components, only Tesla's stock has done worse. Can earnings help change the tune? One issue is that investors may not get a lot of answers to their burning questions on the call.

Apple (AAPL) is scheduled to report quarterly earnings after the closing bell today, with traders anticipating a sizable move from the iPhone maker's stock. Current options pricing suggests traders are expecting the shares could move 4% in either direction by the end of Friday’s trading session from their recent level at $209.

Apple has shipped its three billionth iPhone, Tim Cook has revealed during a call for the company's third quarter earnings. The company released the first iPhone in 2007 and sold its billionth iPhone in 2016.

Apple has sold three billion iPhones since the product was launched in 2007, Apple CEO Tim Cook said Thursday during the company’s third-quarter earnings call. It took Apple nine years to sell the billionth iPhone,