In This Article:
Key Insights
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SDI's estimated fair value is AU$0.76 based on Dividend Discount Model
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Current share price of AU$0.91 suggests SDI is potentially trading close to its fair value
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Industry average of 48% suggests SDI's peers are currently trading at a higher premium to fair value
Today we'll do a simple run through of a valuation method used to estimate the attractiveness of SDI Limited (ASX:SDI) as an investment opportunity by taking the expected future cash flows and discounting them to today's value. Our analysis will employ the Discounted Cash Flow (DCF) model. It may sound complicated, but actually it is quite simple!
Remember though, that there are many ways to estimate a company's value, and a DCF is just one method. If you want to learn more about discounted cash flow, the rationale behind this calculation can be read in detail in the Simply Wall St analysis model.
View our latest analysis for SDI
Is SDI Fairly Valued?
We have to calculate the value of SDI slightly differently to other stocks because it is a medical equipment company. In this approach dividends per share (DPS) are used, as free cash flow is difficult to estimate and often not reported by analysts. This often underestimates the value of a stock, but it can still be good as a comparison to competitors. We use the Gordon Growth Model, which assumes dividend will grow into perpetuity at a rate that can be sustained. For a number of reasons a very conservative growth rate is used that cannot exceed that of a company's Gross Domestic Product (GDP). In this case we used the 5-year average of the 10-year government bond yield (2.4%). The expected dividend per share is then discounted to today's value at a cost of equity of 6.3%. Compared to the current share price of AU$0.9, the company appears around fair value at the time of writing. Remember though, that this is just an approximate valuation, and like any complex formula - garbage in, garbage out.
Value Per Share = Expected Dividend Per Share / (Discount Rate - Perpetual Growth Rate)
= AU$0.03 / (6.3% – 2.4%)
= AU$0.8
The Assumptions
The calculation above is very dependent on two assumptions. The first is the discount rate and the other is the cash flows. If you don't agree with these result, have a go at the calculation yourself and play with the assumptions. The DCF also does not consider the possible cyclicality of an industry, or a company's future capital requirements, so it does not give a full picture of a company's potential performance. Given that we are looking at SDI as potential shareholders, the cost of equity is used as the discount rate, rather than the cost of capital (or weighted average cost of capital, WACC) which accounts for debt. In this calculation we've used 6.3%, which is based on a levered beta of 0.944. Beta is a measure of a stock's volatility, compared to the market as a whole. We get our beta from the industry average beta of globally comparable companies, with an imposed limit between 0.8 and 2.0, which is a reasonable range for a stable business.