Performance and Sustainability Analysis of Chinese Biomedical Theme Stock During Covid-19 Period

Abstract

As the continuous expansion of the scale of Chinese stock market and the development of several boards, biomedical stock become the obbligato support of the market as well and its influence conquer many investors, especially young and middle-aged people. Due to the characteristics of its field, relatively stable and considerable return shows its unique potential. During the Covid-19 period, the strong relationship between the biomedical stocks and pandemic gains much focus from all kinds of investors. Therefore, how to give an objective and comprehensive analysis of biomedical stock has make a lot of sense to investors, relative agencies and supervision authorities. This paper will base on the foreign evaluation methods of the investment performance and combine with recent situation of Chinese biomedical stock market, selecting stocks in CSI300 according to the market value. This paper will use the Stata to do the regression of the data and analyze the regression coefficient through the event study and Fama-French 3-factor Model.