KORU is trading at $13.04, down 5.54% in after-hours trading; no specific cause for the decline has been established. - South Korean stocks rallied during the regular session after SK hynix reported record earnings driven by AI-memory demand and announced a major shareholder-return plan. - The KOSPI rose 6.63%; SK hynix advanced 10.89% and Samsung Electronics gained 9.01%. - Profit-taking after the sharp rally may explain KORU’s after-hours decline, but this remains unconfirmed.