Sina (NASDAQ:SINA) is one of today's biggest movers, down 2.2% to $54.57. The S&P is trading fractionally higher to 1,268 and the Dow is trading fractionally higher to 12,315.

There is potential upside of 98.6% for shares of Sina based on a current price of $54.57 and an average consensus analyst price target of $108.36. The stock should run into initial resistance at its 50-day moving average (MA) of $71.97 and subsequent resistance at its 200-day MA of $96.39.

SINA Corporation is a global Internet media company operating Chinese-language destination sites. The Company offers a network of branded content and services targeting people of Chinese descent worldwide. SINA.com offers online news, entertainment, community, and commerce through web sites that are produced and updated by local teams in China, Hong Kong, Taiwan, and North America.

Over the past year, Sina has traded in a range of $46.86 to $147.12 and is now at $54.57, 16% above that low. Over the last five market days, the 200-day moving average (MA) has gone down 0.9% while the 50-day MA has declined 3.6%.