Astra International Market Capitalization Significant Growth. Jakarta Composite Index (JCI) was corrected throughout May 2020. JCI experienced a weakening from 4,716.43 at the end of April 2020 to 4,641.55 on Wednesday (05/27) or equivalent to 1.59%. The decline in the JCI was follow by a decrease in the market capitalization of large stocks. Among the ten largest market capitalization stocks, the majority of which declined.To subscribe please click here