A Share Company Stock Additional Performance Indicators Before And After A Comparative Study

This study is focused on the financial index relativity between pre-SEO and after-SEO of 31 sample companies, which issued seasoned equity from 1998 to 2000.The results of the study are listed as followings:First, the relativity of Economic valve added between pre-SEO and after-SEO is more evident than that of Net profit, Earning per share and Return on equity.Second, the reasons for the difference to the financial index relativity between pre-SEO and after-SEO are various. It includes the diversity of index, macro- environment and self reasons.Third, suggestions are also given to securities regulatory committee, companies and investors.