What is a Trend in Trading?

Learn how trends work in trading, how to identify uptrends, downtrends, and sideways markets, and how to use trendlines, structure, and volume to confirm moves.

April 15, 2025
8 minutes
Trading Education

A trend is the overall direction in which price moves over time. Instead of moving in a straight line, markets move in waves, creating patterns that help traders understand whether the price is going up, down, or staying in a range. Trends form when these price waves consistently move in one direction for a period of time.

Trendlines

A trendline is a straight line that connects multiple swing highs or swing lows, showing the overall trend of a stock. It helps traders spot potential areas where prices might bounce or breakthrough.

In an uptrend, the trendline connects higher lows, acting as support. In a downtrend, the trendline connects lower highs, acting as resistance.

Types of trends

There are three types of trends:

  1. Uptrend (higher lows)
  2. Downtrend (lower highs)
  3. Sideways trend (ranging)

Uptrend (bullish trend)

When the price is moving higher over time, it’s called an uptrend. In an uptrend, the price forms a series of higher highs and higher lows, meaning each peak is higher than the last, and each dip stays above the previous dip. As long as the price keeps making higher highs and higher lows, the uptrend is considered strong.

An uptrend signals that buyers are in control, pushing prices higher. But trends don’t last forever. An uptrend ends when the price fails to make a new high and instead drops below a previous low. This suggests that buying pressure is weakening, and the trend could be reversing.

Downtrend (bearish trend)

When the price is moving lower over time, it’s called a downtrend. In a downtrend, the price forms a series of lower highs and lower lows, meaning each peak is lower than the last, and each dip goes lower than the previous one. This shows that sellers are in control, driving prices down.

A downtrend remains intact as long as the price keeps making lower highs and lower lows. However, a downtrend ends when the price breaks this pattern by making a higher high. This signals that selling pressure is fading, and buyers might be stepping in to reverse the trend.

Sideways trend (range-bound market)

Sometimes, the price doesn’t trend up or down but instead moves sideways. This is called a sideways trend or a range-bound market. In this type of trend, the price bounces between a resistance level at the top and a support level at the bottom. There’s no clear upward or downward movement, and traders often wait for the rice to break out of the range before deciding on a trade.

A sideways trend ends when the price finally breaks above resistance, signaling a potential uptrend or falls below support, indicating a possible downtrend.

Trend reversals and continuation

A trend doesn’t last forever. At some point, an uptrend can turn into a downtrend, and a downtrend can turn into an uptrend.

In this example, the stock was in an uptrend, but when the trend broke, it began to move into a downtrend. That is how a trend can change.

How does a trend reverse?

A trend reversal happens when the price stops moving in its current direction and starts going the other way. This can happen for a few reasons:

Break of a key level – If a stock is in an uptrend but fails to make a new high and instead drops below its recent low, it could mean the uptrend is ending and a downtrend is starting. The same applies in a downtrend — if the stock stops making new lows and breaks above a key level, the trend could reverse upward.

Increase in volume – If a stock is trending down but suddenly gets a lot of buying volume, it could mean that buyers are stepping in to push the price higher. This can be an early sign of an uptrend forming. Similarly, if a stock is trending up and a sudden surge in selling volume appears, it might signal the start of a downtrend.

Sideways trend before reversal – Sometimes, before a trend reverses, the price moves sideways for a while in a range. This happens when buyers and sellers are balanced, and the market is waiting for a reason to break out in a new direction.

A trend reversal usually needs a catalyst — something that changes market sentiment. This could be:

News (such as company announcements)

Earnings reports (good or bad results can shift the trend)

Economic events (such as interest rate changes or inflation data)

When traders see a potential trend reversal, they look for confirmation before making a trade, such as a break of key levels, increased volume, or strong momentum in the new direction.

Understanding trends is one of the most important skills in trading. It helps traders identify where the market is headed and makes it easier to find high-probability trades.

However, trends do not last forever, so traders should always be prepared for trend reversals and use risk management to protect their trades.

By learning how to identify trends, use trendlines, and wait for confirmation, traders can increase their chances of making successful trades and avoid unnecessary risks.

 
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