Abstract. The purpose of this study is to know how the profitability (gross profit margin, operating profitmargin, return on asset, return on equity dan return on investment) of PT Adhi Karya, as an object of thisstudy, before and after IPO 2004-2008 period. This research is qualitative descriptive interpretive. The datawere collected from company financial statement 2000 – 2008 which four years before and after the IPO andexcluded 2004 as the year of IPO. The research result showed that only gross profit margin, operating margindan net profit margin which have a better performance after IPO. From Kruskall Wallis test profitability has abetter finance performance after IPO.