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If you are wondering whether Diageo’s current share price fairly reflects its quality and risks, this article focuses squarely on what the recent market performance might be implying about value.
Diageo’s stock has been weak over longer periods, with the share price down 27.8% over the last year and 53.3% over three years. Year to date it is down 6.7%, despite a small 0.7% gain over the past month and a 2.2% decline in the last week.
Recent coverage around Diageo has largely centred on how the stock’s long term share price decline compares with global consumer brands more broadly, and what that might say about investor confidence in mature consumer businesses. This context helps explain why even small price moves now can attract attention as investors reassess the risk and return trade off.
Simply Wall St’s valuation model gives Diageo a 4 out of 6 valuation score. This suggests the stock screens as undervalued on several checks. The sections that follow will walk through different valuation methods before finishing with a broader way to think about what “fair value” really means.
Find out why Diageo’s -27.8% return over the last year is lagging behind its peers.
Approach 1: Diageo Discounted Cash Flow (DCF) Analysis
A Discounted Cash Flow model takes projected future cash flows and discounts them back to today, aiming to estimate what those future dollars are worth in current terms.
For Diageo, the latest twelve month Free Cash Flow is about US$2.6b. Analysts have provided forecasts up to 2030, with Simply Wall St extending those cash flow projections further using a 2 Stage Free Cash Flow to Equity model. For example, projected Free Cash Flow for 2030 is US$4.1b, with intermediate years in the US$3.1b to US$4.9b range according to the supplied forecast path.
On this basis, the model arrives at an estimated intrinsic value of US$29.82 per share. Compared with the current share price, the implied discount is 49.7%, which indicates that the stock screens as materially undervalued under these assumptions.
Result: UNDERVALUED
Our Discounted Cash Flow (DCF) analysis suggests Diageo is undervalued by 49.7%. Track this in your watchlist or portfolio, or discover 9 more high quality undervalued stocks.
DGE Discounted Cash Flow as at May 2026
Approach 2: Diageo Price vs Earnings
For profitable companies, the P/E ratio is a useful way to relate what you pay for the stock to the earnings the business is currently generating. It helps you see how many years of current earnings the market is effectively pricing in.
What counts as a “normal” P/E often reflects how the market views a company’s growth potential and risk profile. Higher expected growth or lower perceived risk can justify a higher P/E, while slower expected growth or higher risk tends to line up with a lower P/E.
Diageo’s current P/E is 18.5x, compared with a Beverage industry average P/E of about 17.6x and a peer average of 16.7x. Simply Wall St’s proprietary Fair Ratio for Diageo is 23.0x. This Fair Ratio is an estimate of the P/E you might expect given factors such as earnings growth inputs, the company’s industry, profit margins, market cap and risk profile.
Because the Fair Ratio incorporates these company specific factors, it can be more informative than a simple comparison with peers or the broad industry averages. With Diageo trading on 18.5x compared with a Fair Ratio of 23.0x, the stock screens as undervalued on this P/E based approach.
Result: UNDERVALUED
LSE:DGE P/E Ratio as at May 2026
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Upgrade Your Decision Making: Choose your Diageo Narrative
Earlier it was mentioned that there is an even better way to understand valuation. This is where Narratives come in as a simple way for you to connect your view of Diageo’s story with the numbers that sit behind fair value, such as future revenue, earnings and margins.
A Narrative on Simply Wall St is your own story about a company that you back up with a forecast and a fair value. Instead of just looking at a single target price, you set out what you think happens to Diageo’s business and see what that implies for the stock.
Narratives are available on the Community page and are designed to be easy to use, letting you compare your fair value with the current price and decide whether the gap between the two is large enough for you to consider buying, holding or selling.
Because Narratives are updated when new information comes in, for example news or earnings, you can see in real time how different assumptions change fair value. This helps you keep your decision making tied to data rather than headlines alone.
For Diageo, one investor might build a cautious Narrative that lines up with a fair value near £14.60, while another might build a more optimistic Narrative closer to £24.38. Seeing those side by side makes it clear that different views on future growth, margins and P/E can justify very different fair values for the same stock.
For Diageo however we’ll make it really easy for you with previews of two leading Diageo Narratives:
Fair value in this bullish Narrative: £19.81 per share.
At the last close of £15.00, this Narrative views the stock as about 24.3% below its fair value.
Revenue growth assumption in this Narrative: 1.22% a year.
Sees margin discipline, premium brands and portfolio reshaping as key supports for future cash generation.
Builds in higher profit margins and earnings by 2028, with a P/E of 20.0x applied to those forecast earnings.
Flags moderation in alcohol consumption, regulation and emerging market volatility as central risks to that fair value.
Fair value in this bearish Narrative: £14.60 per share.
At the last close of £15.00, this Narrative views the stock as about 2.7% above its fair value.
Revenue growth assumption in this Narrative: 2.36% annual decline.
Focuses on health trends, regulation and competition from low or no alcohol and craft products as headwinds for volumes and pricing.
Assumes earnings growth comes mainly from higher margins rather than revenue, with a lower future P/E of 14.8x by 2029.
Allows for upside if premium brands, emerging markets and portfolio moves deliver better growth and profitability than feared.
These Narratives give you two clear reference points for Diageo, one anchored around margin led recovery and one around more cautious volume and multiple assumptions, so you can see which set of trade offs best fits your own view of the stock.To see how these results tie into long-term growth, risks, and valuation, check out the full range of community narratives for Diageo on Simply Wall St. Add the company to your watchlist or portfolio so you’ll be alerted when the story evolves.
Do you think there’s more to the story for Diageo? Head over to our Community to see what others are saying!
LSE:DGE 1-Year Stock Price Chart
This article by Simply Wall St 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. Simply Wall St has no position in any stocks mentioned.
Companies discussed in this article include DGE.L.
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