Understanding the Dow Theory: Key Principles and Applications for FX Trading

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The Dow Theory is an extremely important market analysis theory for traders. This theory proposes the existence of trends, the importance of volume, and signs of trend reversals, making it applicable to practical chart analysis. In this blog, we provide a detailed explanation of the Dow Theory, its six basic principles, its application to FX trading methods, and examples of chart analysis. By understanding the Dow Theory, you can make more accurate investment decisions.

1. Overview of Dow Theory

The Dow Theory is a market analysis theory proposed by Charles Dow, an American securities analyst. This theory provides guidelines and ideas for investing based on market trends and price fluctuations.

Below is an overview of the Dow Theory.

  • Discounting Events: The Dow Theory considers that market prices are formed based on the balance of supply and demand. Therefore, any information or factors affecting the market can be reflected in the price. It is important to consider all elements related to the market, such as economic conditions, news, and company performance.


  • Existence of Trends: Trends are patterns of price fluctuations with a certain direction. The Dow Theory states that there are three types of trends: long-term, medium-term, and short-term, which combine to form the market.


  • Phases of Trends: Trends have three phases: the accumulation phase, the public participation phase, and the distribution phase. In the accumulation phase, insightful traders recognize the change in trend and invest. During the public participation phase, other traders and investors join the trend, making the market more active. In the distribution phase, general traders and beginners often enter the market.


  • Confirmation by Averages: The Dow Theory suggests that comparing the average prices of multiple stocks allows for a more accurate understanding of trends. It is important to see the overall market movement rather than focusing on specific elements of a single stock.


  • Confirmation by Volume: The Dow Theory considers that volume increases with the occurrence of trends. Volume is an indicator of trading activity and market participant interest. By confirming the relationship between price and volume, you can predict market turning points.


  • Persistence of Trends: Once a trend occurs, it tends to persist for a certain period. While the market may take the shape of waves, if there is a disruption in the wave pattern, it could indicate a trend reversal.


The Dow Theory is not only applied to the stock market but also to other investment fields such as FX. It is fundamental knowledge for traders, so understanding the Dow Theory is crucial. Utilizing this theory will help you grasp market trends and turning points, enabling better investment decisions.

2. Six Basic Principles of Dow Theory

Below are the six basic principles of the Dow Theory:

Prices Discount Everything

The Dow Theory holds that prices fluctuate due to all events, including economic indicators, financial policies, wars, terrorism, and natural disasters. This theory suggests that prices reflect all the current information in the market.

Trends Are Classified into Three

According to the Dow Theory, trends are classified into three types: uptrends, downtrends, and sideways trends. An uptrend continues to set higher highs, a downtrend continues to set lower lows, and a sideways trend keeps prices relatively stable.

Major Trends Have Three Phases

The Dow Theory states that major trends are formed in three phases. For an uptrend, the first phase is the accumulation phase, where a few traders start buying. The second phase is the public participation phase, where the general public follows, causing significant price movement. The final phase is the distribution phase, where the general investors sell off. The same phases occur in reverse for a downtrend.

Confirming Prices with Multiple Indices

The Dow Theory emphasizes the importance of comparing multiple indices or related information to confirm trends. Confirming multiple indices and correlations enables more accurate trend judgments.

Volume as an Important Indicator

Volume is an indicator of market activity and is crucial for confirming trends. The more significant the volume, the more participants in the market, indicating active trading.

Trends Continue Until a Definitive Reversal Signal Appears

The Dow Theory maintains that trends continue until a clear reversal signal appears. An uptrend continues unless a lower low is set, and a downtrend continues unless a higher high is set.

These are the six basic principles of the Dow Theory. Understanding and applying these principles will enable more accurate market analysis.

3. FX Trading Methods Using Dow Theory

There are various methods for FX trading using the Dow Theory.

1. Trend Following Strategy

The Dow Theory considers that markets are dominated by trends. Therefore, using a trend-following strategy allows you to trade according to market movements.

In a trend-following strategy, you identify long-term trends and look for entry points in the direction of the trend. Specifically, you follow these steps:
– Confirm that highs or lows are being updated
– Find entry points in line with the trend

2. Strategy for Capturing Trend Reversal Signs

The Dow Theory suggests that several signs appear before a trend changes. Utilizing this, there is a strategy for capturing trend reversal signs.

To capture trend reversal signs, focus on the following points:
– For a transition from an uptrend to a downtrend, watch for the formation of the first significant high
– If there is no update to the high and signs of a market reversal are visible

By identifying these signs, you can judge the proximity of a trend reversal and take a selling position.

3. Trading in Range Markets

The Dow Theory also suggests that there are “ranges” where the market does not move beyond a certain range. There is a strategy to trade within this range.

In a range market, you trade according to these steps:
– Confirm the upper and lower lines of the range
– Buy and sell within the range

By selling when the market reverses at the upper limit and buying when it reverses at the lower limit, you can aim for profits within the range.

By utilizing these methods, you can conduct advantageous trades by combining the Dow Theory and market trends. However, it is necessary to be cautious as the market may not move as expected or the timing of the trend reversal may be wrong.

4. Examples of Chart Analysis Using Dow Theory

We introduce actual chart analysis methods using the Dow Theory. The Dow Theory is a very useful chart analysis method in the stock market and other investment markets.

4-1. Trend Analysis of Charts

The Dow Theory emphasizes short-term, medium-term, and long-term trends. It is important to observe the charts and understand how each trend is progressing. Weekly or monthly charts are commonly used to analyze medium and long-term trends.

4-2. Indicators for Confirming Trend Changes

The Dow Theory uses multiple indicators to confirm trend changes. By using indicators such as moving averages and MACD (Moving Average Convergence Divergence), you can judge trend changes from multiple perspectives, capturing more reliable trend change signals.

4-3. Confirming Trend Continuity

The Dow Theory believes that trends continue until clear reversal signals appear. Trend lines are an important tool for confirming trend continuity. In an uptrend, an upward trend line supports the lows, and in a downtrend, a downward trend line suppresses the highs. As long as the trend line is maintained, the trend is likely to continue.

These are examples of chart analysis using the Dow Theory. By utilizing the Dow Theory, you can predict market movements and make effective trading decisions through trend analysis, confirmation of trend changes, and the use of trend lines.

5. Advantages and Disadvantages of the Dow Theory

The Dow Theory is a widely used popular theory in market analysis with its advantages and disadvantages. Let’s look at the advantages and disadvantages of the Dow Theory.

Advantages of Dow Theory

  1. Easy to Establish Trading Scenarios: The Dow Theory allows you to predict the continuation or reversal of trends, making it easier to establish trading scenarios. By establishing trading scenarios in advance, you can handle unexpected price movements.


  2. Foundation of Technical Analysis: The Dow Theory is the foundation of technical analysis theories such as moving averages and Bollinger Bands. Learning the Dow Theory enables you to acquire the basics of technical analysis.


  3. Long-Term Perspective: The Dow Theory emphasizes the importance of a long-term perspective. It naturally encourages you to adopt a long-term view to read long-term trends. With a long-term perspective, you can also handle medium and short-term trades effectively.


  4. Suitable for Beginners: The Dow Theory is specialized for trend markets, making it easy for beginners to handle. By focusing on trend market trading, beginners can easily establish trading scenarios. Additionally, it is easy for beginners to understand because it allows them to learn the basics of technical analysis.


Disadvantages of Dow Theory

  1. Risk of False Signals: The Dow Theory predicts trends based on the formation of higher highs and lower lows, but false signals (trend reversals) can occur. Unexpected price movements can lead to losses, so the risk of false signals is inevitable.


  2. Recommended for Use on Daily Charts or Higher: The Dow Theory is recommended for use on daily charts or higher timeframes. Using it on shorter timeframes can increase the risk of false signals. The Dow Theory was proposed in the late 19th century when daily charts or higher were mainstream. Therefore, using it on shorter timeframes may not align with the developer’s intended use.


These are the advantages and disadvantages of the Dow Theory. While it makes it easier to establish trading scenarios and learn the basics of technical analysis, it also has the disadvantage of the risk of false signals and limitations on timeframes.

Conclusion

The Dow Theory is one of the basic market analysis methods in the stock and FX markets. By capturing the existence and changes of trends, this theory allows you to predict market movements and establish effective trading strategies. The advantages of the Dow Theory include the ease of establishing trading scenarios, acquiring the basics of technical analysis, and fostering a long-term perspective. On the other hand, its disadvantages include the risk of false signals and the recommendation to use daily charts or higher timeframes. Understanding and utilizing the Dow Theory is essential knowledge for investors, from beginners to veterans. In this blog, we provided a detailed explanation of the Dow Theory, its principles, its application to FX, examples of chart analysis, and its advantages and disadvantages. By utilizing these insights, you can perform more accurate market analysis and trading.

Frequently Asked Questions

What is the Dow Theory?

The Dow Theory is a market analysis theory proposed by Charles Dow, an American securities analyst. This theory provides guidelines and ideas for investing based on market trends and price fluctuations. The Dow Theory considers that market prices are formed based on the balance of supply and demand, and it is important to consider all elements related to the market, such as economic conditions, news, and company performance.

What are the six basic principles of the Dow Theory?

The six basic principles of the Dow Theory are: 1) Prices discount everything, 2) Trends are classified into three, 3) Major trends have three phases, 4) Confirming prices with multiple indices, 5) Volume as an important indicator, and 6) Trends continue until a definitive reversal signal appears. Understanding and applying these principles enables more accurate market analysis.

What are the FX trading methods using the Dow Theory?

FX trading methods using the Dow Theory include: 1) Trend-following strategy, 2) Strategy for capturing trend reversal signs, and 3) Trading in range markets. By utilizing these methods, you can conduct advantageous trades by combining the Dow Theory and market trends. However, it is necessary to be cautious as the market may not move as expected or the timing of the trend reversal may be wrong.

What are the advantages and disadvantages of the Dow Theory?

The advantages of the Dow Theory are: 1) Easy to establish trading scenarios, 2) Foundation of technical analysis, 3) Long-term perspective, and 4) Suitable for beginners. On the other hand, the disadvantages are: 1) Risk of false signals, and 2) Recommended for use on daily charts or higher. By understanding and appropriately utilizing the Dow Theory, effective trading can be expected.

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ベアちゃん@東京シストレ: One of Japan's oldest MetaTrader FX automated trading developers 🔧. With over 15 years of professional experience, he boasts achievements such as winning first place in the Tradency Tournament '15 🥇 and being the runner-up in the 3rd EA-1 Grand Prix 🥈. He has also appeared on Radio Nikkei and is currently active as an executive of Trilogy Corporation (a registered investment advisory and agency business) [Registration number: 372, Director of the Kinki Finance Bureau, Ministry of Finance]. To join the board of Trilogy Corporation, he underwent a rigorous personal examination by the Kinki Finance Bureau, and his name is now registered with the Kinki Finance Bureau. Becoming an executive officer of a registered investment advisory and agency business requires passing this stringent personal examination. Utilizing his extensive knowledge as a former senior design engineer, he provides insights into the development of high-performance Expert Advisors (EAs), the latest trading technologies, and market analysis. He delivers professional strategies and tips to traders aiming to optimize their FX trading and maximize profits.

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