top of page

Buy the Rumour Sell the News - An Important Lesson

buy the rumour sell the news

In the fast-paced world of stock markets, rumours and news play a significant role in shaping traders' decisions. One popular adage that embodies this impact is "Buy the Rumour, Sell the News." This strategy revolves around capitalising on anticipated price movements driven by rumours and exiting positions once the actual news emerges.

While it may sound simple, implementing this trading technique effectively requires a deep understanding of market sentiment and thorough research. In this blog post, we'll unravel how "Buy the Rumour, Sell the News" works, its potential benefits and drawbacks, as well as share practical tips on incorporating it into your trading repertoire.

What Is "Buy The Rumour, Sell The News"?

The adage "buy the rumour, sell the news" is a popular trading strategy that involves buying a security based on a rumour in anticipation of an upcoming announcement and selling it shortly after the news is announced.

Definition And Etymology Of The Phrase

"Buy the Rumour, Sell the News" is a widely-used stock trading maxim that advises investors to capitalise on market speculation before actual news or events materialise.

The origin of this phrase remains unclear as it has been deeply ingrained within financial markets for several years. Nonetheless, it continues to be referenced in various contexts including forex, cryptocurrencies, commodities and even small business investments.

Despite its somewhat cryptic etymology, understanding the logic behind the "Buy the Rumour, Sell the News" approach can help inexperienced traders navigate potentially volatile markets – ultimately improving their chances of making informed and profitable decisions.

How The Strategy Works In Stock Markets

The "Buy the Rumour, Sell the News" strategy operates on the principle that stock prices are influenced by market sentiment and anticipation, as much as they are by actual events.

In essence, this strategy revolves around traders purchasing stocks based on anticipated news or rumours of upcoming events that could positively impact a company's value.

For example, imagine there are whispers about a tech company developing an innovative product expected to disrupt its industry. As inexperienced traders hear about this potential game-changer, many would invest in the company’s stocks with hopes of reaping profits once the product is officially launched.

However, seasoned news traders often aim to sell their shares just before or after the official announcement has been made.

Essentially, "Buy the Rumour, Sell the News" exploits human psychology and herd mentality within trading markets where everyone wants a piece of enticing opportunities.

Advantages And Pitfalls Of The Strategy

While the "buy the rumour, sell the news" strategy may offer potential for high profits, it also poses risks such as market volatility and dangers of relying solely on rumours.

Potential For High Profits

The allure of the "Buy the Rumour, Sell the News" strategy lies in its potential to generate significant profits over a short period. Inexperienced traders may find this prospect particularly enticing as it offers an attractive alternative to more traditional long-term investing strategies.

For example, let's assume there is speculation about Company A launching a ground-breaking product that could revolutionise their industry. As an inexperienced trader using this strategy, you might purchase shares of Company A while the rumour circulates and subsequently sell them when the official announcement arrives - ideally at a considerably higher price than your initial investment.

Possibility Of Market Volatility

One of the pitfalls of using the "buy the rumour, sell the news" strategy is the potential for market volatility. While rumours can cause a stock's price to rise in anticipation of positive news, there is always a risk that the actual news may not meet expectations or even disappoint investors.

This can result in a sharp drop in price and can lead inexperienced traders to lose money rapidly. It's important to keep an eye on market sentiment and conduct thorough research before making any trades based on rumours.

Understanding how different factors like economic calendars, interest rates and insider trading affect markets will help mitigate some risks associated with this strategy.

Importance Of Informed Speculation And Market Sentiment

To be successful in implementing the "buy the rumour, sell the news" strategy, it is important to conduct thorough research and analysis of market sentiment. Informed speculation plays a crucial role in predicting potential market trends and identifying profitable trades.

For example, suppose there are rumours of a tech company developing ground-breaking technology that could revolutionise their industry. In that case, traders may buy shares in anticipation of an increase in price when the news is confirmed.

It is also essential to understand how external factors like economic indicators and political decisions can impact market sentiment. For instance, if interest rates are expected to rise due to inflation concerns, traders might anticipate an adverse effect on certain industries like real estate or construction and adjust their positions accordingly.

Dangers Of Relying Solely On Rumours

Relying solely on rumours when trading can be a dangerous game. While the "buy the rumour, sell the news" strategy may seem promising, it's important to remember that rumours can often be unfounded or misleading.

In addition, relying purely on rumours for your trading decisions means you're ignoring other important market factors such as economic data and company financial reports, which could have a big impact on asset prices.

It's therefore vital to do your due diligence and take a well-rounded approach to trading by considering all available information before making any investment decisions.

Legal Implications Of Insider Trading

Insider trading is a serious concern when it comes to implementing the "buy the rumour sell the news" strategy. It involves using material non-public information to trade stocks and is illegal unless that information is public or not material.

Violating insider trading laws can lead both to civil and criminal penalties, including hefty fines, imprisonment, disgorgement of profits made from such trades, and in some cases even a lifetime ban from working for publicly traded companies.

To avoid legal hassles while implementing this strategy, traders must ensure that they do not rely on any inside information provided by insiders of the company.

Examples Of "Buy The Rumour, Sell The News" In Practice

One example of the "buy the rumor, sell the news" strategy in action is when traders anticipated a positive earnings report from Apple in 2019 and bought shares ahead of time, resulting in a significant increase in price.

The Impact Of Rumours On Stock Prices

Rumours have a significant impact on stock prices, especially in the short-term. When rumours circulate about positive news, such as a potential merger or acquisition, investors often rush to buy stocks in anticipation of an imminent price increase.

Similarly, negative rumours can cause investors to sell off their shares, leading to a decline in stock prices.

It's important for inexperienced traders to remember that not all rumours are true and even when they are, their impact on stock prices is usually short-lived. It's crucial for traders to conduct thorough research and analysis before making any investment decisions based on rumours alone.

Additionally, it's essential for traders to keep up with market trends and insights from reputable sources such as financial news outlets and analyst reports.

Case Studies Of Successful And Unsuccessful Trades

Successful trades:

1. In 2013, Apple was rumoured to be releasing a new iPhone model with upgraded features. Traders who bought Apple shares prior to the announcement were able to reap substantial profits as the stock price rose.

2. In 2020, rumours of a COVID-19 vaccine being developed caused pharmaceutical company Moderna's stock price to surge. Traders who bought in at the right time and sold after the news broke saw significant gains.

Unsuccessful trades:

1. In 2016, rumours circulated that Twitter would be acquired by a larger company. Traders who invested heavily in Twitter lost money when no acquisition occurred and the stock price dropped.

2. In 2014, rumours of a partnership between Microsoft and Dropbox resulted in a temporary rise in Dropbox's stock price. However, when no official announcement was made, traders who had invested lost money as the stock value decreased.

It's important for traders to conduct thorough research and due diligence before making any investment decisions based on rumours or speculation. Rumours may not always pan out, and even if they do, timing is crucial for success with the "buy the rumour, sell the news" strategy. Additionally, insider trading is illegal and relying solely on rumours without proper validation can result in legal implications and loss of funds.

Factors Affecting The Effectiveness Of The Strategy

Several factors can impact the effectiveness of the "Buy the Rumour, Sell the News" strategy, including market conditions, timing, accuracy of rumours, and availability of information.

Market Conditions

Market conditions play a crucial role in the effectiveness of the "Buy the Rumor, Sell the News" strategy. In bullish market conditions, rumors tend to fuel an already positive sentiment and drive prices up before any news release.

Furthermore, volatile markets can present both opportunities and risks for traders utilising this strategy. While heightened volatility allows for larger price movements, it also amplifies potential losses if speculation turns out to be incorrect.


Timing is a crucial aspect of the "buy the rumour, sell the news" trading strategy. It involves making informed decisions about when to enter or exit a trade based on market conditions and other factors.

One of the key considerations when timing your trades is identifying potential catalysts that could affect the stock price.

It's important to note that timing isn't an exact science and it requires careful consideration and evaluation. You need to be patient in waiting for rumours to become confirmed news before executing your trade.

Timing can make all the difference between a successful trade and a loss-making one, so it's important not to rush into any decision without conducting thorough research first.

Accuracy Of Rumours

The "Buy the Rumour, Sell the News" strategy relies heavily on rumours, and it's essential to consider their accuracy before making any trading decisions. Unfortunately, not all speculation carries equal weight in financial markets.

That is why it's crucial to validate rumours from reputable sources and use technical analysis to assess their potential impact on stock prices.

For instance, if a rumour suggests that company X may be acquired by company Y, traders should thoroughly research both companies and check for any official statements or news releases that support the acquisition claims.

In addition, timing is also critical as rumours can quickly lose credibility or remain unconfirmed for an extended period.

Availability Of Information

In trading, information is key. It's important to note that for the "buy the rumour, sell the news" strategy to work effectively, reliable and accurate information must be accessible.

This means keeping track of market events and staying up-to-date with company news.

Moreover, following reputable financial news sources such as Bloomberg or Reuters can help novice traders keep a pulse on market sentiment and identify potential stock-moving events.

However, it's essential to verify sources carefully since not all rumours are based on facts or may have been manipulated for personal gain by insider traders.

Implementing The Strategy

To successfully implement the "Buy the Rumour, Sell the News" strategy, conducting thorough research and due diligence, using technical analysis to confirm rumours, setting clear entry and exit points, and being mindful of market manipulation and insider trading are all essential steps.

Conducting Thorough Research And Due Diligence

It's important to conduct thorough research and due diligence when implementing the "buy the rumour, sell the news" strategy. Here are some tips for inexperienced traders:

1. Start by researching the market you want to trade in, looking for any news or events that could affect it.

2. Use technical analysis to support your trades, looking at charts and indicators to identify trends and potential buy/sell opportunities.

3. Look out for reputable sources of rumours and avoid relying on social media or forums that may spread false information.

4. Validate any rumours you come across using reliable sources such as official company announcements or financial reports.

5. Consider the potential impact of the rumour on the price of the asset or security you plan to trade in, weighing up the risks and rewards before making a decision.

6. Set clear entry and exit points based on your research, including stop-loss orders to minimise your losses if things don't go as planned.

By conducting thorough research and due diligence, you can increase your chances of success when applying the "buy the rumour, sell the news" strategy. Remember that patience is key – don't rush into trades without first doing your homework!

Using Technical Analysis To Confirm Rumours

In order to effectively implement the "buy the rumour, sell the news" strategy, traders may use technical analysis to confirm rumours and make informed trading decisions.

Technical analysis involves looking at a security's price chart and using various indicators and tools to identify trends, support and resistance levels, and other patterns that can help predict future price movements.

For example, if there is speculation that a company will release positive earnings results in the near future, a trader could use technical analysis to identify key support levels for that stock's price.

If those levels hold firm as anticipation builds leading up to the earnings call, it can provide confirmation that the rumours are credible. This type of confirmation can be especially valuable when making short-term trades based on speculative information.

Setting Clear Entry And Exit Points

It is essential to establish clear entry and exit points when implementing the buy the rumour, sell the news trading strategy. Inexperienced traders often make the mistake of holding onto a position for too long, waiting for more significant profits.

However, this approach can result in losing money rapidly due to market volatility.

For instance, suppose an investor hears rumours about a company's earnings report that could positively impact their stock price. They decide to buy shares based on this information but also set a predetermined exit point or stop-loss order if things do not go as expected once news is released.

This way, they are protected from significant losses if events do not meet expectations or market sentiment changes abruptly after news breaks out.

Mindful Of Market Manipulation And Insider Trading

As a trader, it's essential to be aware of the risks associated with market manipulation and insider trading when utilising the "buy the rumour, sell the news" strategy. Market manipulation is when promoters or affiliates release shares into free trading status to influence stock prices artificially.

Similarly, insider trading involves traders using non-public information to buy or sell securities.

To avoid falling victim to these unethical tactics, it's crucial as a trader to always carry out sufficient research and due diligence before buying any stocks based on rumours.

Additionally, ensure that you only engage in trades based on confirmed news rather than speculations or hearsay from unreliable sources.

Identifying And Evaluating Rumours

Traders should be diligent in identifying the sources of rumours, validating them through thorough research and analysis, and evaluating their potential impact on the market before implementing the "buy the rumour, sell the news" strategy.

Sources Of Rumours

Sources of rumours can come from various places and can be difficult to identify or validate. As an inexperienced trader, it is important to be vigilant when considering entering a position based on rumours. Here are some potential sources of rumours:

1. Social Media: With the advent of social media platforms, rumours can quickly spread among users. Be cautious when basing trading decisions on unverified information that originates from social media.

2. Insider Information: Some traders may have access to insider information about a particular stock or company, either through their job or personal connections. However, trading on insider information is illegal and can result in severe consequences.

3. News Articles: Rumours can often originate from news articles or press releases. However, it's essential to verify the accuracy and reliability of the source before making any trading decisions based on this information.

4. Market Analysts: Analysts who follow specific industries or companies may speculate about future events or trends that could impact stocks' prices. However, not all analysts' predictions are accurate, so it's crucial to do your research before relying solely on their opinions.

Remember always to conduct thorough research and due diligence before entering any trade based on rumours. While rumours can be a useful tool for informed speculation in the stock market, they should never be relied upon entirely for making trading decisions without verifying them with other reliable sources of information such as an economic calendar or trustworthy news stories from respected publications like The Financial Times or The Economist magazine.

Validating Rumours

To implement the "Buy the Rumour, Sell the News" strategy effectively, traders must be able to validate rumours. This involves conducting thorough research and due diligence to determine whether a rumour is legitimate.

Traders can start by checking reputable news sources for any information that confirms or contradicts the rumour.

It's important to critically appraise news and ask yourself why it has been written. Is there a clear source cited? Does it seem accurate or exaggerated? For example, if a rumour suggests that a company's earnings are going to beat expectations, traders should look at financial statements from previous quarters and projections from industry analysts to confirm this claim.

Evaluating The Potential Impact Of Rumours

As an inexperienced trader, it is crucial to evaluate the potential impact of rumours before making any investment decisions. Rumours can cause significant price movements in the stock market, so it's essential to determine whether a rumour holds any truth and how credible the source is.

One way to assess the credibility of a rumour is by cross-checking with reliable news sources and conducting comprehensive research on the company or industry involved.

For instance, let's say there are widespread rumours that a company will release positive earnings results soon. As an investor considering buying shares based on this speculation, you should conduct thorough research into past earnings reports of that company, perform technical analysis using chart patterns or indicators like moving averages or Bollinger Bands to confirm upward momentum in prices before investing.

Conclusion: Making Informed Decisions With The "Buy The Rumour, Sell The News" Strategy In Stock Markets

In conclusion, "buy the rumour, sell the news" is a popular trading strategy that can potentially yield high profits. However, it is important to exercise caution and conduct thorough research before making any decisions based on rumours or news.

Traders should use this strategy in conjunction with other techniques and keep an eye on market conditions, timing, accuracy of rumours and availability of information.


1. What does "buy the rumour sell the news" mean?

"Buy the rumour, sell the news" is a popular trading strategy where investors purchase stocks based on speculation or rumours that an event or announcement will increase their value, and then sell them once the anticipated news has been confirmed.

2. How can I use "buy the rumour, sell the news" to my advantage in trading?

By staying informed about market trends and upcoming events, traders can identify potential opportunities to apply this strategy and make profitable trades. However, it's important to perform thorough research and analysis before investing to ensure you're making informed decisions.

3. What are some risks associated with using "buy the rumour, sell the news"?

One potential risk of this strategy is that rumours may not turn out to be true or impactful enough to significantly affect stock prices. Additionally, there may be unexpected market reactions after confirming news announcements which could result in losses if selling too quickly.

4. Are there any notable examples of "buying the rumour and selling the news"?

Yes - one well-known example was Apple Inc.'s release of their first iPhone in 2007.Those who bought shares ahead of its launch made significant gains when sales figures were released months later as expected.However those who held onto their stakes too long after more recent releases have seen less dramatic returns over time as competition increased increasing margins continued being squeezed by pressure from Android-based devices developed specifically for low-end markets targeting Emerging Economies (i.e.,China/India).


Commenting has been turned off.
bottom of page