# Chart Patterns Chart patterns are a popular tool used in technical analysis to identify potential trading opportunities based on the shape and movement of a stock's price over time. These patterns can signal a potential reversal or continuation of a current trend, and can be used in conjunction with other technical analysis tools to make trading decisions. There are several types of chart patterns that traders use to identify potential trades. These patterns can be broadly categorized into three types: reversal patterns, continuation patterns, and trendline patterns. Reversal patterns signal a potential change in trend and include patterns such as head and shoulders, double tops and bottoms, and inverted head and shoulders. These patterns are often used by traders looking to take advantage of a potential trend reversal. Continuation patterns, on the other hand, signal a continuation of the current trend and include patterns such as flags, pennants, and cup and handle patterns. These patterns are used by traders looking to capitalize on a trend that they believe is likely to continue. Trendline patterns involve the intersection of price and trendlines, such as ascending and descending triangles. These patterns are used by traders to identify potential breakouts or breakdowns in price. It's important to note that no single pattern can predict market movements with 100% accuracy, and traders usually use more than one pattern and other technical analysis tools to make trading decisions. Additionally, chart patterns should always be used in conjunction with fundamental analysis and risk management strategies. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.patalgo.com/step-by-step-tutorials/chart-patterns.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.