Key TakeawaysThe S&P 500 edged 0.1% higher on Monday, Sept. 16, 2024, little changed ahead of the Federal Reserve's pivotal interest-rate decision this week.Intel shares soared after the chipmaker secured a federal grant to produce semiconductors for the U.S. military.Shares of Apple and its component suppliers moved lower as analysts pointed to softness in iPhone 16 pre-orders. Major U.S. stock indexes were mixed on Monday as the Federal Reserve prepares for its meeting this week, with a crucial decision o ...