The Sogou site had a 6.9 percent share of web search queries in China in the fourth quarter, trailing Baidu’s 74.4 percent and Qihoo 360 Technology Co.’s 17.3 percent, according to data compiled by Bloomberg Intelligence. Sogou is seeking a listing after Chinese Internet companies traded in the U.S. fell an average 18 percent in the past six months, according to data compiled by Bloomberg.