U.S. equity markets opened lower on Monday, September 22, 2025, as investors took a modest pause following a relentless rally that saw major indexes close at record highs last week. The slight pullback reflects a cautious sentiment ahead of crucial economic data and Federal Reserve commentary expected later in the week, coupled with lingering concerns over a potential government shutdown.Market Indexes Open Lower After Record WeekAt the start of trading, the benchmark S&P 500 dipped approximately 0.2%. The ...