Bank of Korea warned leveraged semiconductor trades could amplify volatility across domestic and overseas markets.Samsung Electronics and SK Hynix together represent nearly half of the benchmark Kospi’s market capitalization.Hong Kong-listed leveraged products tied to Korean chipmakers expanded more than twentyfold during 2026’s first-half.South Korea’s second-quarter real GDP grew 0.6%, while nominal output increased much faster year-over-year officially.The central bank raised its 2026 growth forecast to 2.6% as chip exports strengthened sharply.