Triangle trading is a technical analysis approach that involves identifying triangle-shaped price patterns on a chart and attempting to trade the breakout that follows. These patterns form when price movements become progressively narrower, creating converging trendlines. Traders use them to identify periods of market consolidation and anticipate potential increases in volatility.

There are three common types of triangle patterns: ascending, descending, and symmetrical. An ascending triangle generally has a horizontal resistance level and rising support, often suggesting bullish pressure. A descending triangle typically has horizontal support and declining resistance, which may indicate bearish pressure. A symmetrical triangle has both descending resistance and ascending support, showing that buyers and sellers are becoming increasingly balanced.

Triangle traders typically watch for a breakout above resistance or below support. A breakout accompanied by strong trading volume can provide additional confirmation, although no pattern guarantees a successful move. Some traders wait for the price to retest the broken trendline before entering a position to reduce the risk of false breakouts.

Risk management is an important part of triangle trading. Traders may place stop-loss orders beyond the opposite side of the pattern or another technically meaningful level. Profit targets can sometimes be estimated using the height of the triangle and projecting it from the breakout point.

Triangle patterns can appear across forex, stocks, commodities, indices, and cryptocurrencies and on different timeframes. However, traders should consider the broader market trend, volume, volatility, and fundamental events before entering a position. Triangle trading is therefore best viewed as a framework for analyzing potential price breakouts rather than a guaranteed trading signal.