The purpose of this research is to examine the influence of Covid-19 outbreak on Malaysian stock market using daily data over the period from 1^st march 2020 to 29^th June 2022. This study uses correlation analysis and multiple regression models to evaluate the influence of related dependent and independent variables from the specific period. The results confirm that new daily cases, new death and Brent oil price have negative relationship with KLCI. Other than that, daily new cases of Covid-19 is positively influence KLCI, while the other two determinants shown an inverse influence on KLCI. These findings could serve as helpful guidelines for the administration of policies meant to lessen the adverse consequences of the healthcare crisis.