周三外资净买入1.05万亿韩元的韩国KOSPI指数股票，为自2024年8月16日以来的最大单日净买入。

Core Insights - Foreign investors net purchased 1.05 trillion Korean won worth of KOSPI index stocks on Wednesday, marking the largest single-day net purchase since August 16, 2024 [1] Group 1 - The net buying activity indicates a strong interest from foreign investors in the South Korean stock market [1] - This significant inflow of capital could suggest positive sentiment towards the KOSPI index and the overall economic outlook [1] - The date of the record net purchase highlights a potential shift in investment strategies among foreign investors [1]