Internet momentum plays rally following Sina's Q3 report; Baidu gets sued

|By:, SA News Editor

Six days after dropping in the face of Twitter's strong debut, high-flying Internet names are rallying in the wake of Chinese microblogging leader Sina's Q3 beat and strong Q4 guidance.

The day has also seen a dismal IPO from online textbook rental leader Chegg, a WSJ report of a rejected $3B+ Facebook offer for Snapchat, and a vague afternoon rumor about M&A interest in Trulia from Realogy.

U.S. standouts: ZNGA +7.4%. LNKD +4.8%. P +3.3%. ANGI +2.6%. GSVC +4.1% (owns a Chegg stake).

Chinese standouts: QIHU +8.9%. SFUN +7.5%. LITB +6.4%. YY +6.9%. CYOU +6.3%. QUNR +5.7%. CTRP +3.7%.

Baidu (BIDU +1.4%) is up moderately following news Chinese online video rivals Sohu (SOHU +1.7%) and Youku (YOKU +3%) have joined the MPAA and various entertainment/media companies in suing it for piracy. The assorted parties accuse Baidu of enabling piracy through its video search engine, as well as through video player apps and a TV dongle.

The suit comes as Baidu ramps its content spending for its iQiyi and PPS video sites.