As most large corporations saw their stock prices tumble due to poor financial results and other causes, it is estimated the total market value of 40 trillion won for top-ten group companies has disappeared. Accordingly the market cap share claimed by top-ten affiliates in the total stock market has also fallen below the 50-percent level.
According to Chaebul.com, a service tracking corporate performance, on July 26, the aggregate market capitalization of corporations belonging to the nation's top-ten conglomerates was 679.6 trillion won as of July 23. This is down by 5.6 percentage points (40.07 trillion won) from 719.6 trillion won on January 2 this year.
By individual group, the stock value of Hyundai Motor Group companies has been lost most by 18.26 percent (22.7 trillion won) from 120.9 trillion won to 98.8 trillion won. As a result, the share of Hyundai Motor Group companies in the stock market has shrunk to 6.56 percent from 8.99 percent early in the year. As for Samsung Group companies, the total market cap was 327.7 trillion won, down by 21.9 trillion won (6.26%) during the same period. The group's share in the market has declined to 21.79 percent from 25.99 percent.
Of the 20 largest caps in the KOSPI market (based on common stocks), as many as 13 stocks lost ground this year to date, including sectors like electric and electronics, semiconductor, automotive, and steel.