In the world of technical analysis, historical patterns can provide valuable insights into future market behavior. One such pattern that has garnered significant attention in recent times is the relationship between NDX (Nasdaq 100 Index) losses on Fridays and the likelihood of a breach in the subsequent trading days. According to a recent note from BTIG, there is a staggering 90% chance that when NDX loses -4% or more on a Friday, it will be breached in the next five trading days.

But what makes this pattern so reliable? To begin with, the NDX is a highly liquid and widely followed index, making it an attractive candidate for technical analysis. The index includes some of the largest and most influential companies in the technology sector, including Apple, Microsoft, and Amazon. As such, any movements in the NDX can have significant implications for the broader market.

The BTIG note highlights that the -4% loss threshold is not arbitrary. Rather, it is based on a detailed analysis of historical data that shows a clear correlation between large Friday losses and subsequent breaches. In fact, the note notes that since 1990, there have been only five instances where the NDX did not breach the previous low after a -4% loss on a Friday.

So what can traders and investors take away from this pattern? Firstly, it highlights the importance of staying vigilant and adaptable in the face of market volatility. Traders who are able to quickly identify potential trends and adjust their strategies accordingly are more likely to be successful in the long run.

Secondly, the pattern underscores the value of historical analysis in informing trading decisions. By studying past price movements and identifying consistent patterns, traders can gain valuable insights into future market behavior. This is particularly important in today’s fast-paced and highly unpredictable markets, where even the most seasoned traders must be prepared to adapt quickly to changing conditions.