[South Korean retail investors lost a total of US$4.8 billion when investing in leveraged ETFs, with investors in their 40s experiencing the highest losses] On October 21, Korean retail investors lost a total of 6.31 trillion won (equivalent to US$4.8 billion) when investing in single-stock leveraged exchange-traded products. Data submitted by the Korean Financial Supervisory Service to an opposition party member showed that between May 27 and August 14, retail investors at ten Korean securities firms incurred losses on individual stock ETPs. The statistical caliber of the Financial Supervisory Service includes realized profits and losses and floating losses on positions. Among them, realized losses were 2.32 trillion won and unrealized losses were 3.99 trillion won. Investors in the 40-year-old age group suffered the highest losses, with a total floating loss of 2.05 trillion won in 165,200 accounts; investors in their 50s had a total loss of 1.87 trillion won in 158,000 accounts; investors in their 30s had a total loss of 1.09 trillion won in 117,300 accounts. In terms of average losses per household, older investors have higher losses, with investors aged 70 and above losing an average of approximately 29.94 million won per household.