RSI Indicator: How to Select Stocks for Swing Trading
What is RSI?
The Relative Strength Index (RSI) is a momentum indicator developed by J. Welles Wilder Jr.. It measures the speed and strength of a stock's price movement on a scale of 0 to 100.
RSI helps traders identify:
- Overbought stocks
- Oversold stocks
- Trend reversals
- Strong momentum stocks
RSI Levels and Meaning
| RSI Value | Interpretation |
|---|---|
| Above 70 | Overbought (possible correction) |
| Below 30 | Oversold (possible bounce) |
| 50-70 | Bullish momentum |
| 30-50 | Bearish momentum |
How to Use RSI for Stock Selection
1. Buy on RSI Breakout Above 50
When RSI crosses above 50, it indicates buyers are gaining strength.
Entry:
- RSI crosses above 50
- Stock price above 200 EMA
- Volume increases
Example:
If a stock's RSI moves from 45 to 55 while trading above the 200 EMA, it can signal a potential uptrend.
2. Find Oversold Stocks
Look for stocks with RSI below 30.
Conditions:
- RSI below 30
- Price near strong support
- RSI starts moving upward
This may indicate a good buying opportunity.
3. Strong Momentum Stocks
Stocks with RSI between 60 and 70 often show strong bullish momentum.
These stocks are preferred by many swing traders because they are already in an established uptrend.
Best RSI Strategy with EMA 200
- Price above 200 EMA
- RSI above 50
- Volume higher than average
- Enter after a bullish candle breakout
- Keep stop loss below recent swing low
This combination helps filter out weak stocks and focus on stronger trends.
Advantages of RSI
✔ Easy to understand
✔ Identifies momentum quickly
✔ Works well with EMA and support/resistance
✔ Useful for swing trading and positional trading
Limitations of RSI
✘ Can remain overbought for a long time in strong uptrends
✘ Gives false signals in sideways markets
✘ Should not be used alone
Conclusion
RSI is one of the most effective indicators for stock selection. For better results, combine RSI with 200 EMA, volume analysis, and price action. Traders should focus on stocks where RSI is above 50 and the price is trading above the 200 EMA, as these stocks often have stronger bullish momentum.

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