Trading patterns are generally used by Technical Analysts and Chartists and are used to identify the future price of an instrument depending on previous price points, these can include Highs and Lows & closing prices. There are dozens of trading patterns that traders can potentially use and are split between simple and more complex methods. Trading Patterns include Ascending Triangle, Descending Triangle, Symmetrical Triangle, Pennant, Flat, Wedge Double Bottom and Double Tops.