Cumulative Profit Calculation: How to Analyze Investment Performance in the

Cumulative profit is a financial metric used to measure the total return achieved from a specific investment over a defined period, including both capital gains (increase in asset value) and any dividends or interest that have been reinvested. This concept is particularly significant in the Saudi financial market, where many investors' strategies rely on holding stocks for extended periods and benefiting from ongoing company growth and dividend payouts. Unlike annual or quarterly profit, which tracks investment performance over a short period, cumulative profit provides a comprehensive view of total performance from the start of the investment up to a certain date. In the Saudi market, cumulative profit has become a key indicator for financial analysis, allowing investors to compare the performance of different stocks, portfolios, and investment funds over long periods, while accounting for market fluctuations and the impact of cash distributions. Analytical platforms such as SIGMIX incorporate this metric into their tools to enable users to evaluate their investments in depth and objectively.

Some new investors confuse cumulative profit with annual profit, but the difference is fundamental. Annual profit measures the return achieved over just one year, without accounting for previous returns or the effect of reinvesting profits. Cumulative profit, on the other hand, reflects the total return from the starting point up to the present, including all reinvested earnings. For example, if an investor achieves a 10% annual return over several consecutive years, the cumulative profit will be much higher than the simple sum of annual returns due to the effect of compounding and reinvestment. In the Saudi market, where leading companies often distribute cash dividends, reinvesting these distributions becomes a pivotal factor in boosting cumulative returns. Therefore, cumulative profit is a superior tool for analyzing long-term performance, especially for investors planning to achieve long-term financial goals.

The basic formula for calculating cumulative profit as a percentage is:

Cumulative Profit = ((Final Value of Investment - Original Invested Amount + Total Reinvested Distributions) / Original Invested Amount) × 100%

Practical example from the Saudi market: An investor buys shares worth 10,000 SAR in a listed company. After three years, the value of the shares rises to 13,000 SAR, with annual dividend distributions of 400 SAR reinvested each time. Total distributions over the period = 1,200 SAR. Therefore:

Cumulative Profit = ((13,000 - 10,000 + 1,200) / 10,000) × 100% = (4,200 / 10,000) × 100% = 42%

This example illustrates how including reinvested distributions can significantly increase total returns compared to considering only capital growth.

Dividend distributions play a pivotal role in maximizing cumulative profit from investing in Saudi stocks. When companies distribute part of their profits as cash to shareholders, investors can either withdraw these distributions or reinvest them to purchase more shares. Reinvesting dividends enhances the capital base, thereby multiplying cumulative returns over the long term. Recent studies in the Saudi market show that investors who follow a policy of reinvesting dividends achieve higher cumulative profit rates than those who withdraw distributions in cash. For example, with a 10% annual return and 2% dividend yield, the investment grows by 25.4% over two years when dividends are reinvested, compared to a lower rate if not reinvested. For this reason, regulators and financial analysts recommend factoring in the impact of distributions when evaluating the overall performance of any investment portfolio.

Cumulative profit calculation is a powerful tool for comparing the performance of different investments or diversified financial portfolios. By tracking the cumulative profit of two or more investments over the same period, investors can identify the most efficient strategy or the sector best suited to their financial goals. This metric also allows for evaluating the performance of fund managers by comparing a fund's cumulative profit to its benchmark or the market average. Such comparisons help in making informed decisions about asset reallocation or adjusting investment strategies. It also enables investors to assess how successful they have been in achieving their long-term financial objectives, rather than focusing only on short-term periods that may be marked by temporary volatility.

Several factors determine the size of cumulative profit that an investor can achieve in the Saudi market, most notably:

1. General market performance: Economic growth, oil prices, and fiscal policies directly affect stock prices and dividend distributions.
2. Portfolio diversification: Diversifying across sectors (such as energy, banking, telecommunications) reduces risk and increases the chance of achieving higher cumulative returns.
3. Investment strategy: Timing entry and exit, and choosing leading or growth stocks, all impact total returns.
4. Reinvesting distributions: Investors who reinvest their dividends often achieve higher cumulative profits.
5. Costs and fees: Commissions and management fees reduce net returns, so they should be included in cumulative profit calculations.
6. Global economic conditions: Fluctuations in interest rates and global energy markets have a direct impact on Saudi stock returns.

Considering these factors helps investors set realistic expectations and improve their strategies to achieve the best possible cumulative results.

Cumulative profit rates vary by economic sector. In the Saudi stock market, the following sectors have a strong presence in cumulative profit calculations:

- Energy sector (e.g., Aramco and SABIC): Characterized by high returns due to oil prices and regular dividend distributions.
- Banking sector: Banks such as Al Rajhi and Riyad offer stable dividends and capital growth.
- Telecommunications sector: Companies like STC stand out due to consistent demand and attractive dividends.
- Real estate sector: Companies like Emaar and Dar Al Arkan provide long-term returns, especially in major projects.

Factors such as commodity prices, government policies, and technological innovation affect cumulative profit in these sectors. Sector analysis helps investors choose the right sectors for their investment portfolios according to their financial goals and acceptable risk levels.

Focusing on a single sector or specific stock can lead to significant fluctuations in a portfolio's cumulative profit, especially if the sector faces crises or sudden changes. Therefore, it is always recommended to diversify the portfolio across different sectors and stocks in the Saudi financial market. Diversification helps reduce risk, as gains in one sector can offset losses in another. It also helps achieve a more stable and balanced cumulative return, especially in changing economic conditions. Studies show that diversified portfolios usually achieve higher cumulative profit over the long term with relatively lower risk compared to portfolios concentrated in a limited number of stocks or sectors.

The Saudi financial market witnessed influential developments in cumulative profit during 2024 and 2025, most notably rising oil prices, growth in the banking sector, and increased digital investments. Initiatives under Saudi Vision 2030 also played a role in expanding the investment base and stimulating new sectors such as technology and clean energy. On the technology front, platforms like SIGMIX launched advanced analytical tools that enable investors to track cumulative profit in real time and estimate the impact of reinvesting distributions instantly. Additionally, regulatory updates from the Capital Market Authority enhanced disclosure of cumulative returns for companies and funds, increasing market transparency and helping investors make decisions based on accurate and continuously updated data.

In recent years, the Saudi Capital Market Authority has focused on developing financial disclosure regulations, including the requirement to present cumulative returns to investors clearly and regularly. The Authority has mandated that listed companies disclose comprehensive shareholder performance, including realized profits, dividend distributions, and capital growth. Investment funds are also required to present monthly and annual reports detailing cumulative returns, which has raised investor awareness of the importance of this metric and its impact on investment decisions. These efforts enhance investor confidence and support decision-making based on scientific foundations and accurate data, helping to build a robust and sustainable financial market.

Relying solely on cumulative profit may not provide a complete picture of investment performance. There are other complementary indicators such as Compound Annual Growth Rate (CAGR), standard deviation (to measure volatility), and Sharpe ratio (to measure return relative to risk). Cumulative profit is mainly used to evaluate total return over a long period, while other indicators help in understanding and assessing risk, stability, and investment management efficiency. Therefore, it is advisable to combine cumulative profit with other performance indicators to obtain a comprehensive evaluation of any portfolio or investment asset.

Today, there are many tools available to help investors calculate cumulative profit accurately and easily. Traditional spreadsheets (Excel) can be used to input purchase prices, current values, and dividend distributions, and apply the appropriate formulas to obtain the cumulative percentage. Modern analytical platforms such as SIGMIX also offer interactive tools and automatic calculators that compute cumulative profit in real time, with the ability to adjust inputs to estimate different scenarios. These tools also allow comparison of cumulative returns between stocks and portfolios and forecast the impact of future distributions, supporting investors in building investment strategies based on accurate and reliable data.

Data from 2024-2025 indicates that major companies such as Aramco, SABIC, and Saudi banks achieved high cumulative profits due to rising oil prices and increased global demand. For example, Aramco recorded net profits exceeding 800 billion SAR by the end of 2024 with annual dividend distributions above 3%, which reflected in higher cumulative returns for long-term investors. In the banking sector, Riyad Bank achieved more than 20% growth in cumulative profits during 2024. Technology and real estate companies such as Emaar and Al Hokair also showed gradual growth in cumulative profits as a result of expansion in digital services and clean energy. These examples demonstrate the importance of monitoring cumulative profit when evaluating investment performance in the Saudi market.

To analyze the cumulative profit of your investment portfolio in the Saudi stock market, follow these steps:

1. Identify the start date for each asset in the portfolio.
2. Collect the original invested amount for each asset.
3. Calculate the current value of each asset based on current market prices.
4. Add up all dividend distributions or interest received during the investment period.
5. If you reinvested distributions, calculate the effect of compounding on capital.
6. Use the cumulative profit formula for each asset, then for the overall portfolio.
7. Compare cumulative returns with other portfolios or benchmarks to assess the success of your strategy.

Using analytical platforms like SIGMIX or digital calculators will save time and improve accuracy in these calculations, with the ability to test different scenarios to optimize cumulative profit results.