By Korsi DZOKOTO
In recent times, the stock market in Ghana has returned to the centre of public attention. After many years in which equities were often seen as distant from the ordinary saver, more Ghanaians are now following share prices, public offers, company listings, and the performance of the Ghana Stock Exchange. The renewed interest has not come by accident. In 2025, the GSE Composite Index returned 79.40%, its strongest performance since 2004, while market capitalisation rose from GH¢111.35 billion to about GH¢172 billion. By 11 June 2026, the Composite Index was already up 64.18% for the year, showing that investor interest had carried into the new year.
This strong performance has been supported by renewed activity in the primary market. First Atlantic Bank’s listing helped end a long gap in bank IPOs on the Exchange. ZEN Petroleum’s public offer was oversubscribed, and Kasapreko’s offer also attracted very strong demand ahead of its listing. These developments have created excitement because they suggest that more Ghanaian companies are beginning to see the stock market as a serious place to raise long-term capital, while more investors are beginning to see shares as a real option for building wealth.
This growing interest is good for Ghana. A stronger stock market can help companies expand, create jobs, improve corporate governance, and give ordinary citizens a chance to participate in the growth of good businesses. But excitement alone is not enough. When markets are rising, many new investors enter with hope, confidence, and the desire to make quick money. They hear stories of people who bought shares early and made large profits. They also hear stories of people who missed opportunities and now feel pressured to rush in before prices move higher.
The truth is that investing is not only about choosing good stocks. It is also about managing your behaviour. A good investor must know when to buy, when to hold, when to sell, and most importantly, when not to be controlled by fear or greed. Strong market performance can create opportunity, but it can also create overconfidence.
This chapter introduces a simple investment guideline based on price movements. It is not a magic formula. It does not guarantee profit. Past market performance does not mean future returns will follow the same path. But the guideline teaches one of the most important lessons in investing: before you enter the market, have a plan. Without a plan, falling prices can push you into panic, and rising prices can tempt you into greed. With a plan, you stand a better chance of investing with patience, confidence, and discipline.
The Basic Rule
Assume you buy shares in a company you believe is strong. After buying, the share price will not move in a straight line. It may go up. It may go down. Sometimes it may do nothing for months.
The question is: what should you do when the price changes?
One simple rule may look like this:
When the price falls by 5%, hold.
When the price falls by 15%, buy a little more.
When the price falls by 25%, buy more, but only if the company is still strong.
When the price rises by 5%, hold.
When the price rises by 15%, hold.
When the price rises by 25%, sell a small portion and take some profit.
When the price rises by 35%, sell more and secure additional profit.
When the price rises by 45%, sell more and avoid becoming greedy.
When the price rises by 60%, sell more and protect your capital.
When the price rises by 100%, sell everything and reset.
This rule is not about predicting the market. It is about discipline.
It says: do not panic when prices fall slightly. Do not rush to sell when profits begin. But when profits become large, take some money off the table.
Why a 5% Price Fall May Not Mean Much
A 5% fall in price is normal in the stock market. It may happen because of market mood, temporary news, profit-taking by other investors, or general economic uncertainty.
For example, if you bought a share at GH¢10 and the price falls to GH¢9.50, that is a 5% fall. This does not automatically mean the company is bad. It may simply mean the market is moving.
At this stage, the rule says: hold.
The lesson is simple. Do not react to every small movement. The stock market rewards patience. If every small fall makes you afraid, you may end up selling good investments too early.
When a 15% Fall Becomes an Opportunity
A 15% fall is more serious than a 5% fall. If a stock bought at GH¢10 falls to GH¢8.50, the investor must pay attention.
At this stage, the rule says: buy 10% more.
But this action is based on one very important assumption: the company must still be fundamentally sound.
This means the company should still have good prospects. Its business should not be collapsing. Its debts should not be out of control. Its management should still be credible. Its industry should still have a future.
Buying more after a price fall is called averaging down. It can be useful when a good stock becomes temporarily cheaper. But it can be dangerous when the investor is buying more of a weak company.
A falling price is not always a bargain. Sometimes it is a warning.
The Danger of Catching a Falling Knife
There is a popular saying in investing: do not catch a falling knife.
This means that when the price of a stock is falling sharply, the investor must be careful. The price may be falling for a good reason. Perhaps the company has poor earnings. Perhaps it has too much debt. Perhaps its business model is no longer strong. Perhaps there are governance problems.
This is why the rule must never be followed blindly.
If a stock falls by 25%, the rule says buy 25% more. But that should only happen after asking hard questions:
Is the company still profitable?
Is revenue growing or declining?
Is management honest and competent?
Is the industry still attractive?
Is the fall caused by temporary fear or permanent damage?
Can I afford to wait?
If the answers are positive, then the fall may be an opportunity. If the answers are negative, buying more may only increase your losses.
5. Why Investors Must Keep Cash Aside
This strategy assumes that the investor has extra cash available.
Many investors make the mistake of using all their money at once. They buy everything on the first day. Then, when prices fall and opportunities appear, they have no money left to invest.
A disciplined investor does not rush. He or she keeps some cash aside.
For example, if you have GH¢10,000 to invest, you may decide not to invest all of it immediately. You may invest GH¢6,000 first and keep GH¢4,000 as reserve. If the price falls and the company remains strong, you can use part of the reserve to buy more.
Cash is not laziness. Cash is flexibility.
The investor with cash has choices. The investor without cash can only watch.
Holding When Prices Rise
Many people become excited when a stock rises by 5% or 15%. They quickly sell and celebrate a small gain. There is nothing wrong with taking profit, but selling too early can also limit wealth creation.
If a good stock rises from GH¢10 to GH¢10.50, that is a 5% gain. If it rises to GH¢11.50, that is a 15% gain. The rule says hold.
Why?
Because small gains are not enough reason to exit a strong investment. If the company is performing well, the investor should allow the investment to grow.
One of the hardest things in investing is giving a good stock enough time. Many people sell their winners too early and hold their losers too long. This rule tries to correct that behaviour.
Taking Profit at 25%
When the price rises by 25%, the rule says sell 10%.
This is the first profit-taking point.
Let us say you bought shares at GH¢10 and the price rises to GH¢12.50. You now have a 25% gain. Instead of selling everything, you sell only a small portion.
This gives you two benefits.
First, you secure some profit.
Second, you remain invested in case the price continues to rise.
This is a balanced approach. It avoids two extremes: selling too early and holding everything for too long.
Do Not Get Greedy
When the price rises by 35%, 45%, or 60%, the rule becomes more defensive. It says sell more as the price rises.
At 35%, sell 20%.
At 45%, sell 30%.
At 60%, sell 40%.
The message is clear: do not get greedy.
Greed is dangerous because it makes investors believe prices will rise forever. When a stock is rising, people begin to imagine even bigger gains. They tell themselves, “Let me wait small.” Then the price reverses, and the profit disappears.
A disciplined investor knows that paper profit is not the same as realised profit. Until you sell, the gain is only on paper.
Taking profit does not mean you lack confidence. It means you respect risk.
Protecting Capital
The most important job of an investor is not only to make money. It is also to protect capital.
Capital is the money you use to invest. If you lose your capital, you lose your ability to take future opportunities.
That is why the rule says that when a stock rises by 60%, sell a larger portion and protect capital. At this stage, the investor has enjoyed a strong gain. The wise thing is to secure a meaningful part of it.
The stock may continue rising. That is possible. But it may also fall. Since no one knows the future with certainty, the investor must avoid overconfidence.
In investing, survival matters. The investor who protects capital can invest again tomorrow.
Doubling Your Money and Resetting
When a stock rises by 100%, it means the investment has doubled.
If you bought at GH¢10 and the price rises to GH¢20 or more, you have made a 100% gain or more.
At this stage, the rule says sell everything and reset your portfolio.
This does not mean the company is bad. It simply means the investor has achieved a major gain and should review the position with a fresh mind.
Resetting means asking:
Would I buy this stock today at the new price?
Is the stock still undervalued?
Are the future prospects strong enough?
Is my money better used elsewhere?
Sometimes, after a 100% rise, the stock may still have room to grow. But the investor should not assume that yesterday’s opportunity is still today’s opportunity.
A price that was cheap at GH¢10 may not be cheap at GH¢20.
11. The Hidden Assumptions Behind the Rule
Every investment rule is based on assumptions. If the assumptions are wrong, the rule may fail.
This guideline assumes the following:
The stock is fundamentally strong.
The investor has done proper research before buying.
Price falls are temporary, not signs of permanent damage.
The investor has cash available to buy more when prices fall.
The investor is not using borrowed money.
The investor has patience.
The investor is willing to take profit gradually.
The investor will not allow greed to control decisions.
These assumptions are important. Without them, the strategy can become risky.
For example, if the company is weak, buying more after a fall may only deepen the loss. If the investor has no cash reserve, the buying rules cannot be followed. If the investor is borrowing money to invest, a falling price can create serious financial pressure.
A rule is only useful when it fits the investor’s situation.
Price Is Not the Same as Value
One of the most important lessons in investing is this: price and value are not the same.
Price is what the market is currently willing to pay.
Value is what the investment is truly worth based on its earnings, assets, growth prospects, and risks.
Sometimes, the price falls below value. That may create an opportunity.
Sometimes, the price rises far above value. That may be a signal to take profit.
The disciplined investor studies both price and value. The careless investor watches only price.
A low price does not always mean good value. A high price does not always mean bad value. The key is to understand what you own.
Why Rules Help Investors
The stock market can make people emotional.
When prices fall, fear speaks loudly.
When prices rise, greed becomes powerful.
Fear says, “Sell now before you lose everything.”
Greed says, “Hold everything; this stock will keep going up.”
A written rule helps reduce emotional mistakes. It gives the investor a plan before the pressure comes.
The best time to decide how you will behave is before the market tests you. Once prices start moving sharply, emotions can easily overpower common sense.
A simple rule gives structure. It does not remove risk, but it improves discipline.
The Rule Must Be Improved
The guideline is useful, but it should not stand alone. A wise investor should add three safeguards.
First, define what makes a company strong. Look at profit, debt, cash flow, management quality, dividend history, industry outlook, and governance.
Second, set a maximum exposure. Do not put too much money into one stock, no matter how attractive it looks. Diversification protects the investor from one bad decision.
Third, include a fundamental exit rule. Do not wait for price targets alone. If the business becomes weak, if management loses credibility, or if the company’s future changes negatively, the investor should consider exiting even if the price rule has not been triggered.
A good investment plan must consider both price movement and business quality.
A Simple Example
Woelorm buys shares in a strong company at GH¢10 per share.
After some weeks, the price falls to GH¢9.50. That is a 5% fall. She holds.
Later, the price falls to GH¢8.50. That is a 15% fall. She reviews the company and sees that its results are still strong. She buys a little more.
The price later falls to GH¢7.50. That is a 25% fall. She investigates again. The company is still profitable, has low debt, and the fall appears to be caused by general market fear. She buys more.
Months later, the price recovers and rises to GH¢12.50. That is a 25% gain from her original price. She sells a small portion and takes profit.
The price continues to GH¢14.50, then GH¢16. She sells more gradually.
Eventually, the price reaches GH¢20. Her original investment has doubled. She exits the remaining position and reviews new opportunities.
Ama did not guess the market. She followed a rule. She managed fear when prices fell and controlled greed when prices rose.
That is discipline.
16. Key Lessons
A small fall in price is normal and should not always cause panic.
Buying more after a fall only makes sense if the company remains strong.
Always keep cash aside for opportunities.
Do not sell good investments too early.
Take profit gradually when gains become large.
Protect your capital.
Do not become greedy.
Use rules, not emotions.
Review the business, not only the share price.
Never invest money you cannot afford to leave for some time.
Final Thought
The stock market rewards knowledge, patience, and discipline. It punishes panic, greed, and careless confidence.
A good investor does not need to be perfect. He or she needs a sensible plan and the courage to follow it.
The rule in this chapter teaches a simple but powerful habit: buy carefully when fear creates opportunity, sell gradually when profit grows, and never forget that protecting capital is just as important as making money.
In the end, successful investing is not only about what happens in the market. It is also about what happens inside the investor.
The disciplined investor wins twice: first by making better decisions, and second by avoiding costly emotional mistakes.
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