April 17 2026Closing Bell LiveEarnings-Focused InvestmentForeign Investor SellingKim Dong-yeopKOSPI Market CloseKOSPI VolatilityMarket Sector RotationSecondary Battery SectorYum Seung-hwan 18 4월 2026 April 17, 2026 KOSPI Market Close: KOSPI Resilient Amidst Selling Pressure – An In-Depth Market Close Analysis 서울특별시 Yeouido Introduction On April 17, 2026, the KOSPI demonstrated remarkable resilience by holding above the 6…