AI IndustryApril 8Geopolitical RiskInvestor SentimentKOSPIMarket CloseSamsung ElectronicsSK Hynixstock market analysis 8 4월 2026 April 8, 2026 KOSPI Market Close: Samsung Electronics, AI Era Outlook, and Geopolitical Risk Relief 서울특별시 Yeouido On April 8, 2026, the KOSPI index experienced a remarkable rebound, climbing close to 7%. This su…