Qihoo 360 (QIHU +18.4%) shares soar after the Chinese internet company surprises critics (I, II)...

|By:, SA News Editor

Qihoo 360 (QIHU +18.4%) shares soar after the Chinese internet company surprises critics (I, II) by filing its annual report on form 20F, which auditors signed off on and didn't include an auditor change.