What Time Does Stock Market Open and Close

Sat, 11 Apr 2026 17:38:37 +0000

**What Time Does Stock Market Open and Close? Understanding the Key Hours for US Investors** Ever found yourself pausing before checking the market, wondering when trading actually kicks off? The simple question—what time does the stock market open and close—holds deep relevance in today’s fast-paced, mobile-first world. As more Americans stay connected and informed on their devices, timing their engagement with market activity matters for both budding and seasoned investors. The New York Stock Exchange opens at 9:30 AM Eastern Time, marking the official start of daily trading for major U.S. markets. Sessions run until 4:00 PM ET, though some smaller exchanges and alternative trading platforms operate earlier or vary slightly. Understanding these windows helps clients align their attention with real-time trading flow, avoid posted delays, and make more informed decisions. The market’s rhythm centers on a structured day of open and close times. Trading opens as stocks respond to global news, economic data, and investor sentiment that flood in early in the morning, often amplifying volatility during the first hour. The close at 4:00 PM signals a pull back, slowing volume and giving analysts space to assess the day’s performance. These predictable hours form the backbone of daily investing patterns across the U.S.