Realogy Holding Corp., a provider of residential real estate services in the U.S. just announced $166 million takeover ZipRealty Inc. for $6.75 per share in cash. This acquisition push ZipRealty share up over 122% to $6.7 per share today. Even tho ZipRealty hasn’t been a profitable business just yet but Realogy would like to use the innovative ZipRealty platform to its host of brokerage brands such as Coldwell Banker and Century21. Realogy has $5.3 billion of revenue last year and the growth increased 12% from 2012 as housing market is picking up and drive up sales for real estate brokerages. Realogy plans to finish this deal in the third quarter.