Analysis of the Changing Trend of Noise Trader Risk in Chinese Stock Market under the Influence of Covid-19

The outbreak of COVID-19 in 2019 has brought huge conflicts to the development world economy. As one countries affected by epidemic, China suffered economic losses. At same time, follow-up impact this epidemic is continuous, not disappeared short term and a large scope. Based on existing research results, paper analyzes Noise Trader Risk (NTR) factors that are positively related it, attempts prove whether NTR COVID-19. results show degree information asymmetry, market stability, investor sentiment, turnover rate all varying degrees which will lead an increase NTR. can provide theoretical reference value for scholars who study relationship between future. This important practical significance financial markets post-epidemic era.