Rumor from yahoo message boards: pretty_aziza • 8 hours ago Flag Alibaba to buy Weibo (WB) at $27 to $30 according to my hush hush sources. http://finance.yahoo.com/mbview/threadview/?&bn=b2207f9b-89c1-46bf-ae30-d26994a8e0a2&tid=1398883860234-a5185f77-00bf-4552-9d91-22cfbc632477&tls=la%2Cd%2C6%2C3