Mastering the Gann Fan: Decoding Market Trends with Angles W.D. Gann was a pioneer in blending geometry, time, and price into a complete trading philosophy. Among his most iconic tools is the Gann Fan, also known as Gann Angles — a precise method for forecasting trend direction, speed, and possible reversal zones. In this blog, we delve into the fundamentals of Gann Angles, their construction, and how traders use them to anticipate the market's path with scientific accuracy. also visit --- niraj's gann course What is the Gann Fan? The Gann Fan is a technical analysis tool composed of several diagonal lines (or “angles”) emanating from a single price-time point, typically a major high or low. Each line represents a specific rate of price movement over time. For example, the most well-known is the 1x1 angle, which rises one unit of price for each unit of time. The classic angles include: 1x8 (very shallow uptrend) 1x4 1x2 1x1 (the “ideal” trend) 2x1 4x1 8x1 (very steep trend) These angles act as support and resistance, helping traders identify trend strength and potential turning points. Why Gann Angles Work Gann believed that markets move in geometrically defined patterns. Just as time moves forward evenly, price tends to rise or fall at definable angles. The Gann Fan brings structure to this movement. When price stays above a Gann angle, it’s considered a strong uptrend. If price breaks below an angle, it often signals a weakening trend or a potential reversal. This gives traders early warning signs and helps in setting stop losses, entry points, and price targets with high precision. The Power of the 1x1 Angle The 1x1 angle — also known as the 45-degree line (on a square chart) — is the most important of all. Gann referred to it as the “angle of perfect balance” between time and price. When price moves along the 1x1 line, it’s in a healthy trend. If it breaks above the line, the trend may accelerate. If it falls below, a trend change is likely coming. Understanding and identifying this balance allows traders to ride trends confidently and manage risk effectively. How to Use the Gann Fan in Trading To apply Gann Fans accurately, traders must ensure their charts are correctly scaled — meaning 1 unit of price equals 1 unit of time (e.g., 1 rupee per 1 day). Without proper scaling, the angles become distorted and unreliable. Once placed: Use the Gann Fan from significant highs/lows. Observe how price reacts to different angles. Use the fan lines as trailing supports or resistances. Pro tip: Combine the Gann Fan with other Gann tools like Square of Nine or time cycles for higher probability setups. Real-World Example: Gann Fan in Action Imagine a stock hitting a major low and beginning to recover. You apply the Gann Fan from that low point. As price moves up, it respects the 1x1 and 2x1 angles. A sudden drop causes it to break below the 1x1. This signals a weakening trend — time to exit or tighten stops. Over time, you’ll begin to recognize how price flows between angles like channels — creating a roadmap for traders. Final Thoughts: Geometry is the Key to the Market W.D. Gann proved that markets are not random — they move according to mathematical laws of time and space. The Gann Fan is a perfect embodiment of this principle. By learning to read these angles, traders can tap into a deeper, more organized understanding of market behavior. Like all of Gann’s tools, the Gann Fan requires practice, precision, and patience. But once mastered, it becomes a powerful lens through which to see and predict market movement. Want to Learn How to Apply Gann’s Angles in Real-Time Trading? Join our in-depth course on the Major Aspects of W.D. Gann Theory and discover how angles, time cycles, and geometry can give you an edge that most traders overlook. Gain clarity. Gain confidence. Gain the Gann advantage.