The internet industry closed the day up 2.2%. Authentidate Holding Corporation ( ADAT), LiveDeal Inc ( LIVE), Innodata Isogen Corporation ( INOD), and Geeknet Inc ( GKNT) were all decliners today within the internet industry with SINA Corporation ( SINA) being today's featured internet loser. SINA Corporation fell $2.19 (-2.9%) to $78.76 on average volume. Throughout the day, 5.2 million shares of SINA Corporation exchanged hands as compared to its average daily volume of 6.5 million shares.

SINA Corporation provides online media and mobile value-added services (MVAS) in the People's Republic of China. It provides advertising, non-advertising, and free services through,, and SINA Mobile. SINA Corporation has a market cap of $4.8 billion and is part of the technology sector. Shares are up 11.3% year to date as of the close of trading on Wednesday.

TheStreet Ratings rates SINA as a hold. The company's strengths can be seen in multiple areas, such as its solid stock price performance, robust revenue growth and largely solid financial position with reasonable debt levels by most measures. However, as a counter to these strengths, we also find weaknesses including deteriorating net income, disappointing return on equity and feeble growth in the company's earnings per share.

On the positive front, Inc ( YOKU), Quepasa Corporation ( QPSA), SouFun Holdings ( SFUN), and Renren Inc ADR ( RENN) were all gainers within the internet industry with Baidu Inc ( BIDU) being today's featured internet industry winner.

For investors not wanting singular stock exposure, ETFs may be of interest. Investors who are bullish on the internet industry could consider First Trust Dow Jones Internet Idx ( FDN) while those bearish on the internet industry could consider ProShares Ultra Short Technology ( REW).