As the stock market tumbled this year, the market value of the four major groups including Samsung, SK, LG, and Hyundai has evaporated nearly 70 trillion won.

In particular, Samsung Group's market capitalization totaled more than KRW 40 trillion due to sluggish share prices of Samsung Electronics.

According to the Korea Exchange, the aggregate market capitalization of 57 affiliates of the four major group companies listed on the Korean stock market has decreased by 68.9 trillion won from the end of last year to about 732.4 trillion won.

During the same period, the total market capitalization of listed companies decreased by 127.4 trillion won.

By group, Samsung Group's size was the biggest decrease.

Samsung Electronics, Samsung Bio Logics, Samsung C & T, and other Samsung Group shares The total market capitalization of 434.1 trillion won has decreased by 41 trillion won from the end of last year.