Stock Analysis

What You Must Know About Robot SA.'s (BME:RBT) Return on Equity

BME:RBT
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Robot SA. (BME:RBT) performed in line with its electronic equipment and instruments industry on the basis of its ROE – producing a return of9.69% relative to the peer average of 11.00% over the past 12 months. But what is more interesting is whether RBT can sustain or improve on this level of return. Today I will look at how components such as financial leverage can influence ROE which may impact the sustainability of RBT's returns. See our latest analysis for Robot

Breaking down ROE — the mother of all ratios

Firstly, Return on Equity, or ROE, is simply the percentage of last years’ earning against the book value of shareholders’ equity. It essentially shows how much the company can generate in earnings given the amount of equity it has raised. Investors seeking to maximise their return in the Electronic Equipment and Instruments industry may want to choose the highest returning stock. However, this can be deceiving as each company has varying costs of equity and debt levels, which could exaggeratedly push up ROE at the same time as accumulating high interest expense.

Return on Equity = Net Profit ÷ Shareholders Equity

ROE is assessed against cost of equity, which is measured using the Capital Asset Pricing Model (CAPM) – but let’s not dive into the details of that today. For now, let’s just look at the cost of equity number for Robot, which is 9.52%. Robot’s ROE exceeds its cost by 0.17%, which is a big tick. Some of its peers with higher ROE may face a cost which exceeds returns, which is unsustainable and far less desirable than Robot’s case of positive discrepancy. ROE can be split up into three useful ratios: net profit margin, asset turnover, and financial leverage. This is called the Dupont Formula:

Dupont Formula

ROE = profit margin × asset turnover × financial leverage

ROE = (annual net profit ÷ sales) × (sales ÷ assets) × (assets ÷ shareholders’ equity)

ROE = annual net profit ÷ shareholders’ equity

BME:RBT Last Perf Mar 30th 18
BME:RBT Last Perf Mar 30th 18

The first component is profit margin, which measures how much of sales is retained after the company pays for all its expenses. Asset turnover shows how much revenue Robot can generate with its current asset base. The most interesting ratio, and reflective of sustainability of its ROE, is financial leverage. We can assess whether Robot is fuelling ROE by excessively raising debt. Ideally, Robot should have a balanced capital structure, which we can check by looking at the historic debt-to-equity ratio of the company. Currently the ratio stands at 36.55%, which is very low. This means Robot has not taken on leverage, which could explain its below-average ROE. Robot still has headroom to take on more leverage in order to grow its returns.

BME:RBT Historical Debt Mar 30th 18
BME:RBT Historical Debt Mar 30th 18

Next Steps:

ROE is a simple yet informative ratio, illustrating the various components that each measure the quality of the overall stock. Although Robot’s ROE is underwhelming relative to the industry average, its returns are high enough to cover the cost of equity. Also, ROE is not likely to be inflated by excessive debt funding, giving shareholders more conviction in the sustainability of returns, which has headroom to increase further. ROE is a helpful signal, but it is definitely not sufficient on its own to make an investment decision.

For Robot, there are three fundamental aspects you should further examine:

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Simply Wall St analyst Simply Wall St and Simply Wall St have no position in any of the companies mentioned. This article is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material.