Fibonacci Fans Explained: How It Works, Types, and Examples


A Fibonacci fan is a technical analysis tool using Fibonacci ratios to predict support and resistance levels on a price chart. It involves drawing trendlines at specific intervals, such as 23.6%, 38.2%, 50%, and 61.8%, allowing traders to identify potential retracement levels. The Fibonacci ratio, approximately 1.618 or the “golden ratio,” is fundamental in nature and prevalent in financial markets, aiding in predicting price movements. Understanding and employing Fibonacci fans can assist traders in making informed decisions based on anticipated support or resistance points.

Understanding Fibonacci fans

Exploring Fibonacci fans

Fibonacci fans are instrumental in technical analysis, employing ratios derived from the Fibonacci sequence to identify potential support and resistance levels on a price chart. These fans are established by plotting trendlines originating from either a trough or a peak and extending through multiple points established by Fibonacci retracements.

The art of creating Fibonacci fans

Creating a Fibonacci fan involves the construction of a trendline encompassing the low and high prices of a security over a specified time frame. These lines are partitioned according to ratios present in the Fibonacci series, typically at 23.6%, 38.2%, 50%, and 61.8%. By connecting these ratios to the starting point of the trendline, a comprehensive Fibonacci fan is developed.

Utilizing Fibonacci fans

Traders strategically utilize Fibonacci fans to forecast pivotal support or resistance points within the market. These identified levels often indicate potential reversals in price trends. A comprehensive understanding of chart patterns aids traders in predicting future price movements and deciding upon optimal times for trade execution.

Fibonacci ratio investment strategies

Unveiling the Fibonacci sequence and its application

The infinite Fibonacci sequence, commencing with zero and one and continuing endlessly, creates numbers by summing the two preceding digits. The ratio between consecutive terms approximates 1.618, symbolized by the Greek letter phi (Φ). This ratio, prevalent in natural occurrences, intriguingly mirrors behaviors in stock prices.

Technical analysis leveraging Fibonacci ratios

Analysts harness Fibonacci ratios for both the price and time axes in charts. These ratios facilitate the generation of arcs or fans using either arithmetic or logarithmic scales. The effectiveness of these tools could be attributed to either inherent patterns in stock markets or the common use of Fibonacci ratios by investors, potentially resulting in self-fulfilling prophecies.

Deriving crucial ratios

Vital ratios in technical analysis, following the Fibonacci series, are deduced by evaluating the proportions between numbers in the sequence. The ratio of adjacent numbers results in significant percentages like 61.8%, 38.2%, and 23.6%, crucial in identifying support and resistance levels.

Fibonacci fans vs. Gann fans

Understanding Gann fans

Gann fans constitute an alternative form of technical analysis introduced by W.D. Gann, focusing on the market’s cyclical and geometric nature. These fans consist of trend lines called Gann angles superimposed on price charts to predict potential support and resistance levels.

Comparing Fibonacci and Gann fans

While Fibonacci fans rely on Fibonacci ratios to predict support and resistance, Gann fans utilize geometric angles of time versus price to anticipate market movements. Both methodologies aim to assist technical analysts in making informed predictions regarding changes in market prices.


Here is a list of the benefits and drawbacks to consider.

  • Assistance in identifying potential support and resistance levels
  • Insights into potential price reversals
  • Structured approach to technical analysis
  • Dependence on historical data and assumptions
  • Market unpredictability may affect accuracy
  • Not a standalone tool for trading decisions

Frequently asked questions

How reliable are Fibonacci fans in predicting market movements?

The reliability of Fibonacci fans lies in their historical application and the consistent occurrence of support and resistance levels near Fibonacci ratios. Nonetheless, market movements inherently encompass uncertainty, making it impossible for any tool to predict with absolute certainty.

Can Fibonacci fans be used alone for trading decisions?

Fibonacci fans are just one among several tools used in technical analysis. Traders often combine various indicators and tools to conduct comprehensive market analysis, leading to well-informed decision-making.

Key takeaways

  • Fibonacci fans utilize Fibonacci ratios to forecast support and resistance levels.
  • Comprehending the Fibonacci sequence facilitates the determination of key ratios for market analysis.
  • Both Fibonacci and Gann fans aim to aid in predicting market movements through distinct approaches.
View article sources
  1. Fibonacci Sequence – Northern Arizona University
  2. Probabilizing Fibonacci Numbers – Stanford University
  3. Growing Patterns Fibonacci Numbers In Nature – Middle East Institute
  4. Gartley Pattern: Definition, Examples, and Application – SuperMoney