237350.KS is trading at KRW 73,950, down -3.11%, despite a stronger broader Korean market; no direct catalyst for the ETF’s decline is confirmed. - The KOSPI opened higher and chip shares advanced on October 29. - SK hynix’s record earnings and shareholder-return plan helped drive the prior session’s rally. - Profit-taking after that sharp rally is plausible, but remains unconfirmed.