Chung Eui-sun, executive vice-chairman of Hyundai Motor Co, speaks during a news event at CES 2020 in Las Vegas, Nevada, US, on Jan 6, 2020. (DAVID PAUL MORRIS / BLOOMBERG)

SEOUL — Hyundai Motor Group’s heir apparent Chung Eui-sun bought shares in automaker Hyundai Motor and parts affiliate Hyundai Mobis for a combined 19 billion won (US$15 million), according to stock exchange filings.

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Chung bought 139,000 shares in Hyundai Motor for 68,435 won each, raising his stake to 1.86 percent from 1.81 percent.

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He acquired 72,552 Hyundai Mobis shares for 130,789 won each, picking up a 0.08 percent stake.