Sina (NASDAQ:SINA) is one of today's notable stocks in decline, down 3.8% to $63.36. The S&P is currently trading 1.7% lower to 1,168 and the Dow Jones Industrial Average is trading 1.5% lower to 11,325.

In the past 52 weeks, shares of Sina have traded between a low of $57.97 and a high of $147.12 and are now at $63.36, which is 9% above that low price. In the last five trading sessions, the 50-day moving average (MA) has fallen 2.8% while the 200-day MA has slid 0.3%.

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.

Potential upside of 72.2% exists for Sina, based on a current level of $63.36 and analysts' average consensus price target of $109.08. The stock should find initial resistance at its 50-day moving average (MA) of $83.48 and further resistance at its 200-day MA of $99.30.