SEOUL, Jan. 30 (Yonhap) -- South Korea's top 10 conglomerates by assets take up over half of the country's stock market capitalization, data showed Monday, pointing to their huge clout in Asia's fourth-largest economy.
According to the data by corporate tracker Chaebul.com, listed subsidiaries of the 10 largest family-controlled business groups, known as chaebol here, had a combined market capitalization of 793.9 trillion won (US$680 billion) as of Wednesday, or 51.6 percent of the value of all shares traded on the main bourse.
Their combined market cap stood at 336.1 trillion won at the end of 2016, accounting for 43.3 percent of the total market cap, but the figures surged to 762.2 trillion won and 50.3 percent at the end of last year.
Leading conglomerate Samsung Group, which has the world's top smartphone maker Samsung Electronics Co. under its wing, led the pack by a wide margin.
The value of Samsung Group affiliates came to 421.9 trillion won as of Wednesday, sharply up from 139.6 trillion won at the end of 2006.
Samsung Electronics, the group's flagship unit, saw its market cap surge to 277.1 trillion won from 90.3 trillion won over the cited period.
Consequently, Samsung Group accounted for 27.5 percent of the total market cap here as of Wednesday, up 9.5 percentage points from 18 percent at the end of 2006.
Automaking giant Hyundai Motor Group came next with a market value of 102.1 trillion won, a 36.4 trillion-won rise over the cited period, followed by energy and telecom giant SK Group with 94.7 trillion won and LG Group with 75.3 trillion won.
The flagships of Hyundai Motor Group, the world's No. 5 automaker, are Hyundai Motor Co. and Kia Motors Corp., while LG Group's key unit is the home appliance and smartphone maker LG Electronics Inc.