Markets are global. To get a quick understanding of how world events are impacting the US stock market (even when the NYSE is closed), investors will keep an eye on futures prices. For the S&P 500’s long-term trend plus seasonality chart, try S&P 500 Chart Today.
The following chart presents the S&P 500 futures live for today. A 5-day and 21-day (there are typically 21 trading days in one calendar month) version are also included for perspective. The charts use one minute data (two minute data is used for the 21 trading day chart) and provide prices as long as the S&P 500 futures contract is open for trading. Trading opens Sunday through Thursday at 6:00 p.m. EST and closes Monday through Friday at 5:00 p.m. EST with a brief trading halt from 4:15 p.m. to 4:30 p.m. EST. To get the very latest data throughout the day (and night), click the update icon at the top right of the chart.