In financial markets, technical indicators act as compasses: they don't predict the future, but they help you navigate an environment dominated by noise and uncertainty. Among the most popular are moving averages, the MACD, Bollinger Bands, and the RSI (Relative Strength Index), a classic measure of momentum and speed that appears on virtually every modern trading platform.
Of all of them, the RSI is perhaps the most intuitive… and also one of the most misunderstood. Its famous overbought (above 70) and oversold (below 30) have led many traders to believe that the indicator signals imminent market reversals. However, the reality is more complex: the RSI isn't designed to tell us whether the price is "going up" or "going down," but rather to show the intensity of a recent price movement. And that difference in focus changes everything.
What the RSI actually measures (and what it DOESN'T measure)
Although often described as a “strength” indicator, the RSI does not assess institutional strength or actual buying or selling pressure. Instead, it calculates the ratio between recent upward and downward movements, condensing them into a number between 0 and 100.
In simple terms:
- High RSI → the price has risen quickly and with momentum.
- Low RSI → the price has fallen quickly and with momentum.
This does not equate to stating:
- "It's too expensive, it's going to fall.".
- "It's too cheap, it's going to go up.".
Overbuying and overselling describe speed, not destination.

This does not signify a reversal, it only means that the price is temporarily unbalanced.
If it shows strength... why does the price often reverse?
The short answer: because a very rapid move often attracts profit-taking , stop-loss triggers , or liquidity searches in extreme areas. But nothing guarantees that the reversal will be deep or lasting. In strong trends, the RSI can remain stuck in overbought territory for hours or days while the price continues to climb.
What many interpret as a turning point is, in reality, just a warning:
“This movement has accelerated too much; examine the context.”
And the context is provided by the market structure.
How to interpret the RSI with Wyckoff
Richard Wyckoff's methodology is based on a compelling premise: markets move according to real supply and demand, not price-derived indicators. However, the RSI can be integrated as a secondary tool to identify moments of peak, absorption, or weakening momentum.
✔️ RSI in accumulation and distribution
During sideways phases (ranges), the RSI works best:
- High RSI near the top of the range → high probability of rejection.
- Low RSI at the bottom of the range → probability of rebound.
This fits well with Wyckoff: in these areas there are professional buying and selling maneuvers, and the RSI exaggerates short movements within the range.
✔️ RSI at buying or selling climax
In a typical Buying Climax (BC) :
- the price accelerates,
- the volume expands,
- the feeling intensifies,
- and the RSI reaches extreme levels.
If we add to this:
- a wide-range candlestick,
- rejection or long fuse,
- and entry into phase A of distribution,
then the extreme RSI does have value as a sign of exhaustion.
The same thing happens in a Selling Climax (SC).
✔️ RSI and Wyckoffian divergences
A bearish divergence in the midst of Upthrust After Distribution (UTAD) is gold:
- The price makes a higher high
- The RSI makes a lower high
- The volume contracts or becomes abnormal
This usually coincides with institutional absorption and foreshadows the definitive shift.
Pure RSI + Price Action: a more powerful combination
Many professional traders don't use indicators, but that doesn't mean the RSI is "forbidden." When used correctly, it can complement price action.
✔️ 1. Confirmation in fake breakups (fakeouts)
When the price breaks a key level, but the RSI doesn't follow the momentum, there's a clue:
- If the price makes a new high but the RSI does not,
→ the breakout could be a trap.
✔️ 2. Detecting exhaustion after long candles
In vertical impulses:
- Huge candle
- Extreme RSI
- Liquidity wiped out at a key level
Here, the RSI helps answer:
"Is this candle a continuation... or a climax?"
✔️ 3. Market pace
The RSI is excellent for measuring when the price is:
- accelerating (healthy trends)
- going too fast (climax)
- losing momentum (possible spins)
This dynamic reading is more valuable than the simple idea of overbought/oversold.
So… when does the RSI work well?
- When there is a clear structure (supports, resistances, ranges).
- When looking for divergences, not absolute values.
- When it is integrated into Wyckoff as a signal of climax or weakening.
- When combined with price action to validate breakouts or rejections.
- When it is understood that it indicates speed, not future direction.
The “>70” indicator does not mean “sell”; it means “the price is coming up very quickly.”
The correct interpretation always depends on the market context.
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Conclusion: What you should really take away from the RSI
The RSI isn't a compass, it's an accelerometer.
It doesn't tell you where the price is going, but rather how strongly the current movement is moving. It's a gauge of the market's pulse, not an oracle of reversals. The underlying direction and logic are always determined by price structure, the supply and demand narrative, and the collective behavior of market participants—not by a number between 0 and 100.
This distinction is crucial for any trading style:
- In day trading, where every second matters, the RSI helps detect when a rally is losing momentum after a vertical move or when a breakout might be a false positive. It's not used to predict reversals, but rather to gauge the market's pace.
- In swing trading, the RSI and structure combination is used to assess whether a trend is still healthy or entering a climax. Here, divergences and controlled retracements carry more weight than classic overbought/oversold conditions.
- In trend-following trading, the RSI is practically a silent witness: in strong trends, it remains overbought or oversold for extended periods. For these traders, an extreme RSI is not a reversal signal, but rather confirmation of momentum.
- In scalping, where ranges are frequent, the RSI works well as a bounce tool within microstructures, always accompanied by levels, liquidity, and candles that confirm rejection.
- In methodologies based on Wyckoff or Smart Money Concepts, the RSI fits in as a secondary indicator: useful for identifying buying or selling peaks, divergences in distribution/accumulation phases, or signs of exhaustion in supply tests. Context, once again, is key.
The fundamental idea is simple, yet transformative:
👉 The RSI is only useful when you first understand the market's structural context.
👉 It doesn't anticipate reversals: it reveals temporary imbalances.
👉 It doesn't predict the trend: it shows the strength of the last impulse.
Used as a sole compass, it's misleading.
Integrated into a coherent reading of levels, volume, liquidity, and structure, it becomes a very powerful tool.
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