I just reviewed my notes on RSI and realize that many traders ignore one of the most powerful signals out there: bullish RSI divergence. Let me share what I’ve learned from trading with this.

The RSI (Relative Strength Index) is basically an impulse gauge that oscillates between 0 and 100. Most people only look at whether it’s above 70 (overbought) or below 30 (oversold), but that’s only half the story.

The interesting part comes when the price makes lower lows but the RSI makes higher lows. That’s bullish RSI divergence, and trust me, it’s a serious signal that the market is about to change direction. I’ve seen this work again and again, especially in sectors like semiconductors.

Here’s a real example: Broadcom was in a downtrend some time ago, making lower lows each time. But if you looked at the RSI in the oversold zone, you’d notice that the lows were higher than the previous ones. That was bullish RSI divergence telling you that selling pressure was running out. Two months later, the trend completely reversed.

What many don’t understand is that RSI acts as a leading oscillator. It’s not that it predicts the future, but it detects momentum changes before they show up in the price. That’s why bullish RSI divergence is so valuable: it gives you a time advantage.

Now, don’t make the mistake of trading only based on divergences. I always wait for the price to break the previous downtrend line. That breakout confirms that the bullish RSI divergence is actually turning into real movement.

Another level I use is the 50 mark on RSI. When the indicator stays oscillating between 50 and 70, the price tends to go up. Between 50 and 30, it tends to go down. It’s simple but effective for validating whether a trend is still alive or losing strength.

I combine RSI with MACD for more robust signals. When RSI exits overbought territory, I wait for MACD to cross the histogram’s midline in the opposite direction. That gives me the confirmation I need to open positions.

Bullish RSI divergence isn’t a cure-all, of course. On very short timeframes, it can generate false signals. But on weekly or daily charts, combined with trend analysis, it’s one of the most reliable tools I have. It’s worth learning how to identify it well.