Although we don't believe in timing the market or panicking over market movements, we do like to keep an eye on big changes -- just in case they're material to our investing thesis. What: Shares of ...

Sina.com, one of China's most popular web portals, hosted an online concert Feb. 27, the first of its kind. The concert attracted more than 2,000 online audience members to appreciate the ...

What: Shares of Chinese Internet portal SINA (NAS: SINA) are bucking the trend of American social-media flops today. The operator of microblogging site Weibo thrashed earnings estimates, clocking in ...