South Korea Bull 3X Direxion KORU – Up 40.4% Past Week As U.S. markets soared, South Korean stocks too jumped. Direxion Daily MSCI South Korea Bull 3x Shares (KORU): ETF Research Reports Global stock markets increased on Nov 10, 2022 after the latest U.S. CPI inflation eased more than that had been expected, triggering hopes that the Federal Reserve might pare down plans for more interest rate hikes.