Apple shares are down 4 percent in morning trading, putting them below the $500 mark for the first time since February.
Apple shares are falling in premarket trading after The Wall Street Journal reported that the company has cut its orders for iPhone 5 components due to weaker-than-expected demand.
Apple Chief Executive Tim Cook, on his second visit to China in a year, said he expects the country to surpass the United States as the technology giant's largest market, state media reported.
Samsung Electronics Co., the world's largest technology company by revenue, expects record earnings for the fourth quarter of 2012 as shoppers continued to snap up its smartphones and tablets.
Apple dominated tech news in 2012. Ho hum.
US tech giant Apple announced it had sold "more than two million" of the latest model of iPhone after the popular smartphone's first weekend on the market in China.
Concerns that the latest iPhone may not be a hit in China caused Apple shares on Friday to extend their slide from a record high price hit in September.
A US government agency will give Research in Motion's new smartphone a second look after announcing last month it was dumping the BlackBerry and supplying its workforce with iPhones instead.
Google Maps has found its way back to the iPhone.
Over the past few years, smartphones have gradually gotten bigger and tablet computers have gotten smaller. So it should come as no surprise that devices in between are starting to emerge.