The chart below from BTIG, taken late in Tuesday's session, shows just how close the S&P 500 got to its 200-day moving average before sharply paring its losses. "The question we have isn't whether or ...

The stock market's selloff is starting to do some damage to the longer-term outlook, as the S&P 500 is currently heading for its first close below the 200-day moving average in 16 months. Many chart ...

And tracking the index has proved to be a great long-term strategy; historically, the S&P 500 has averaged an annual return of around 10%. A popular ETF that tracks the index is the SPDR S&P 500 ...

In the chart below ... The Nasdaq 100 and S&P 500 have both made great investments over the past 20 years. Over the long term, the former has been the best performer. However, because of its ...

Zoom out, and a long-term S&P 500 chart will look like a steady trend of gains. Zoom in, and you see there's plenty of zigs and zags along the way.

If the key long-term support breaks ... what's causing the topping formation in the S&P 500. The chart below shows the 1-year chart of S&P 500 futures. Here the focus is on the 100-day moving ...

History offers two conflicting opinions about what happens next in the stock market. Here's what investors should know.