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Technical Indicators
Technical Indicator Deep Dive: RSI


RSI Indicator
RSI stands for Relative Strength Index.
Known as the Relative Strength Index, it is a technical analysis indicator used to identify overbought and oversold conditions by measuring the magnitude of price gains and losses in the market.
RSI helps gauge trend strength and direction, visually displaying relative strength versus weakness.
Now, let's break down how to identify overbought and oversold conditions using RSI signals.
RSI 70% or above > Overbought
RSI 30% or below > Oversold

< RSI 70% or above, Overbought >
Profit-taking supply enters the market > Strong downside momentum = Consider short positions
< RSI 30% or below, Oversold >
Accumulation begins at discounted prices > Strong upside momentum = Consider long positions
As shown by the signals, the indicator provides limited utility in the 30-70 range (typically seen in choppy, sideways markets).
Therefore, in range-bound markets, use RSI strictly as secondary context rather than a primary trade trigger.
RSI is most effective in sharp rally and steep sell-off environments.
In overbought conditions during rapid surges (above 70), exercise caution with longs, consider de-risking into cash, and monitor market overheating.
In oversold conditions during sharp sell-offs (below 30), evaluate the broader market objectively; if the drop is macro-driven rather than fundamental, it can present strong buying opportunities.
< RSI Divergence >
What is RSI divergence? It simply means price action and the indicator are moving in opposite directions.
Divergences can be rare and nuanced, leaving room for interpretation depending on the trader's framework.
Generally, divergence is viewed as a reliable trend reversal signal.
It helps identify the onset of bullish or bearish reversals to optimize trade timing.
Keep RSI divergence in your toolkit when mapping out trade entries.
That covers the fundamentals of the RSI indicator.
RSI is a time-tested, proven technical indicator. It often works better when trading major indices rather than individual equities.
Indices tend to mean-revert and recover after sharp pullbacks, supported by long-term upward bias, whereas single stocks carry higher idiosyncratic risk and may not recover.
Effectively deploying these indicators will sharpen your execution and improve your edge in the market.