Understanding $SPXA50R – The S&P 500 Above 50-Day Moving Average Indicator
$SPXA50R is a technical breadth indicator that tracks the percentage of S&P 500 stocks trading above their 50-day moving average. As a short- to mid-term momentum gauge, this index gives traders and investors a quick snapshot of overall market participation and trend strength. A high reading means a large majority of S&P 500 stocks are in short-term uptrends, while a low reading indicates broad weakness or bearish momentum across the index.
This indicator is widely used in technical analysis to assess whether market rallies or pullbacks are supported by a wide range of individual stocks. For example, if the S&P 500 is making new highs but $SPXA50R is declining, it suggests the rally may be losing steam as fewer stocks are participating in the move. Conversely, a rising $SPXA50R during a market correction can hint at improving internal strength and a possible recovery.
Traders often use thresholds such as 80% and 20% to identify potential overbought and oversold conditions. When $SPXA50R rises above 80%, the market is considered overbought, but it can also reflect strong bullish momentum. When it falls below 20%, the market may be oversold, which can signal a potential bottom or buying opportunity — especially if other indicators confirm a reversal.
At Above the Green Line, $SPXA50R is frequently referenced as part of a broader market breadth analysis to help determine whether major indexes like the S&P 500 are supported by healthy underlying participation. Monitoring this chart helps investors identify turning points, divergences, and overall trend strength with greater confidence.
To view the latest real-time chart and interpretation of $SPXA50R, visit our technical charts section or join our premium membership for deeper insights and commentary.