The Federal Reserve is widely expected to keep its key interest rate steady at 23-year highs as it concludes its two-day meeting, although all eyes will be on whether Fed chair Jerome Powell signals a September rate cut; Meta Platforms (META) is expected to report higher second-quarter results after the closing bell, with investors focused on its ad revenue strength and artificial intelligence (AI) spending and plans; Arm Holdings (ARM) is surging in premarket trading as investors watch for updates on its royalty revenue and an AI chip it is developing; shares of Dutch semiconductor-gear maker ASML Holding (ASML) are soaring in premarket trading as the U.S. reportedly prepares to exempt chip-equipment manufacturers from the Netherlands, Japan, and South Korea from exports curbs to China; and Microsoft (MSFT) is falling after its cloud growth slowed and missed Wall Street forecasts. U.S. stock futures are rising ahead …