Momentum trading is a financial trading strategy based on the idea that assets which have shown strong price movements in one direction (either up or down) will continue to move in that direction for some time. This approach relies on the persistence of market trends and the psychological and behavioural tendencies of market participants. Momentum traders seek to capitalise on these trends by entering positions that align with the prevailing direction of price movement—buying assets that are rising and selling or shorting assets that are falling.

Core Principle of Momentum Trading

Momentum trading is the belief that stocks that have shown a strong trend (whether bullish or bearish) are likely to continue moving in the same direction. This momentum may be driven by various factors, including:

• Positive or negative news
• Institutional buying or selling
• Market sentiment and investor psychology
• Economic indicators or macroeconomic developments
• Technical factors (e.g., breakouts from resistance or support levels)

Momentum trading focuses on entering a trade after a trend has established itself and exiting before it reverses.

The Psychology Behind Momentum

Momentum trading also taps into common behavioural finance concepts, such as:

• Herd behaviour: Investors tend to follow what others are doing, especially during periods of strong market sentiment.
• Fear and greed: Rising prices can attract more buyers (greed), while falling prices can cause panic selling (fear).
• Confirmation bias: Traders may give more weight to information that confirms an existing trend, reinforcing the momentum.

These behaviours can extend price trends beyond what fundamentals might suggest is reasonable, creating trading opportunities.

How Momentum Trading Works

Here is a breakdown of how momentum traders typically operate:

1. Trend Identification

Momentum traders start by identifying securities that have shown recent price strength or weakness. This can be done using technical indicators or by screening for stocks that have significantly outperformed or underperformed the broader market.

Common technical tools used include:

• Moving Averages:  Thes help identify the direction and strength of a trend.
• Relative Strength Index (RSI): Measures the speed and change of price movements, indicating whether a stock is overbought or oversold.
• MACD (Moving Average Convergence Divergence): Shows the relationship between two moving averages and helps identify momentum shifts.
• Volume: High trading volume often confirms the strength of a trend.

2. Entry Point

Momentum traders look for breakout points. These are levels where the price breaks through resistance (in an uptrend) or support (in a downtrend). These breakouts often signal the beginning or continuation of a strong trend.

A common approach is to buy when a stock breaks above a recent high on strong volume or short it when it breaks below a recent low.

3. Position Management

Once in a trade, the trader typically uses a combination of stop-loss orders, trailing stops, or momentum indicators to manage the position. The goal is to ride the trend for as long as it remains strong, without trying to predict the exact top or bottom.

4. Exit Strategy

Momentum traders exit when:

• The price shows signs of slowing down or reversing.
• A key support/resistance level is breached in the opposite direction.
• Momentum indicators begin to weaken (e.g., RSI divergence or MACD crossover).
• A profit or stop-loss target is hit.

 Advantages of Momentum Trading

• Potential for fast profits: Especially in volatile or trending markets.
• Clear entry and exit rules: Based on technical signals and price action.
• Works across timeframes: Can be used for day trading, swing trading, or even long-term investing in trending sectors.

 Risks and Challenges

• Trend reversals: If momentum suddenly shifts, losses can accumulate quickly.
• False breakouts: Not all breakouts result in sustained trends; some reverse immediately.
• Whipsaw markets: In choppy or sideways markets, momentum strategies often underperform.
• Requires discipline and monitoring: Momentum trading is active and requires constant analysis to manage trades effectively.

Lauren Hua is a private client adviser at Fairmont Equities.

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