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![An individual investor posted a picture of their account, saying they bet their entire fortune on the Kospi during the downturn and suffered an 800 million won ($543,000 loss. [SCREEN CAPTURE]](https://image.koreajoongangdaily.com/12349960.jpg?imageId=12349960&width=240&height=184&format=webp&format=jpg)
![A board at KB Kookmin Bank in Yeouido, western Seoul, showing the Kospi down nearly 5 percent on Monday as worries over the increase in coronavirus cases in major markets including the United States and China affected the market. It was the sharpest drop since March 23. [YONHAP]](https://image.koreajoongangdaily.com/10949291.jpg?imageId=10949291&width=240&height=184&format=webp&format=jpg)