In plain terms
RSI compares average gains to average losses over a lookback window (commonly 14 periods). The result is scaled from 0 to 100.
How traders read it
- Above ~70 — often labeled overbought; price may be stretched to the upside.
- Below ~30 — often labeled oversold; price may be stretched to the downside.
- These levels are guidelines, not automatic buy/sell signals — context from trend and volume matters.
On FreeStockScanner
RSI appears on the Market Movers scanner so you can filter and sort names by momentum extremes. That filter UI will arrive when Market Movers is migrated.