Diageo (FRA:GUI) Cyclically Adjusted PB Ratio: 3.75 (As of Jun. 29, 2026) — 60% Below Median


FRA:GUI Diageo PLC FRA:GUI
67 GF Score
Price €18.28
GF Value €27.90
Valuation Significantly Undervalued
! 5 Warning Signs
View Full Analysis

What is Diageo Cyclically Adjusted PB Ratio?

Diageo FRA:GUI +0.27% 67 Cyclically Adjusted PB Ratio is 3.75 as of Jun. 29, 2026, which is 60% below its 10-year median of 9.36. GuruFocus rates FRA:GUI with a GF Score™ of 67/100 and a GF Value™ of €27.90 (Significantly Undervalued). The stock has 5 warning signs investors should review. Among 174 Beverages - Alcoholic companies, Diageo ranks worse than 81.61% on this metric.

As of today (2026-06-29), Diageo's current share price is €18.28. Diageo's Cyclically Adjusted Book per Share for the fiscal year that ended in Jun25 was €4.88. Diageo's Cyclically Adjusted PB Ratio for today is 3.75.

The historical rank and industry rank for Diageo's Cyclically Adjusted PB Ratio or its related term are showing as below:

FRA:GUI' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 3.34   Med: 9.36   Max: 11.98
Current: 3.78

During the past 13 years, Diageo's highest Cyclically Adjusted PB Ratio was 11.98. The lowest was 3.34. And the median was 9.36.

FRA:GUI's Cyclically Adjusted PB Ratio is ranked worse than
81.61% of 174 companies
in the Beverages - Alcoholic industry
Industry Median: 1.49 vs FRA:GUI: 3.78

The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.

Diageo's adjusted book value per share data of for the fiscal year that ended in Jun25 was €4.327. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is €4.88 for the trailing ten years ended in Jun25.

Shiller PE for Stocks: The True Measure of Stock Valuation


Diageo  (FRA:GUI) Cyclically Adjusted PB Ratio Explanation

Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value during business cycles. Therefore it is more accurate in reflecting the valuation of the company.

If a company has consistent business performance, the Cyclically Adjusted PB Ratio should give similar results to regular PB Ratio.


Diageo Cyclically Adjusted PB Ratio Related Terms


Diageo Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Diageo's Cyclically Adjusted PB Ratio can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Diageo Cyclically Adjusted PB Ratio Chart

Diageo Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 10.26 9.54 8.53 6.12 4.39

Diageo Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Cyclically Adjusted PB Ratio Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 6.12 0.00 4.39 0.00

FRA:GUI vs BF.B: Cyclically Adjusted PB Ratio Comparison

For the Beverages - Wineries & Distilleries subindustry, Diageo's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted PB Ratio data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


Diageo Cyclically Adjusted PB Ratio vs Beverages - Alcoholic Industry

For the Beverages - Alcoholic industry and Consumer Defensive sector, Diageo's Cyclically Adjusted PB Ratio distribution charts can be found below:

* The bar in red indicates where Diageo's Cyclically Adjusted PB Ratio falls into.


FRA:GUI
67GF Score
Diageo PLC FRA:GUI
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Diageo Cyclically Adjusted PB Ratio Calculation

Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB Ratio.

The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio.

Diageo's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=18.28/4.88
=3.75

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Diageo's Cyclically Adjusted Book per Share for the fiscal year that ended in Jun25 is calculated as:

For example, Diageo's adjusted Book Value per Share data for the fiscal year that ended in Jun25 was:

Adj_Book=Book Value per Share/CPI of Jun25 (Change)*Current CPI (Jun25)
=4.327/138.4000*138.4000
=4.327

Current CPI (Jun25) = 138.4000.

Diageo Annual Data

Book Value per Share CPI Adj_Book
201606 4.037 101.000 5.532
201706 4.716 103.500 6.306
201806 4.397 105.900 5.746
201906 3.942 107.900 5.056
202006 3.170 108.800 4.032
202106 3.392 111.400 4.214
202206 3.916 120.500 4.498
202306 4.054 129.400 4.336
202406 4.198 133.000 4.368
202506 4.327 138.400 4.327

Add all the adjusted book value per share together and divide the count will get our Cyclically Adjusted Book per Share.

Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.

What does a Cyclically Adjusted PB Ratio of 3.75 mean?
Diageo (FRA:GUI) has a Cyclically Adjusted PB Ratio of 3.75 as of Jun. 29, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Diageo and its competitors. This is 60% below median its historical median of 9.36. Over the past decade, Diageo's Cyclically Adjusted PB Ratio has ranged from 3.34 to 11.98. According to the industry distribution chart, Diageo ranks #142 out of 174 companies in the Beverages - Alcoholic industry, placing it in the top 81.6%.
Is Diageo's Cyclically Adjusted PB Ratio too high?
Diageo's current Cyclically Adjusted PB Ratio of 3.75 is 60% below median its 10-year median of 9.36. Over the past 10 years, this metric has ranged from a low of 3.34 to a high of 11.98. The Beverages - Alcoholic industry median Cyclically Adjusted PB Ratio is 1.49. Diageo's value of 3.75 is 151.7% above this industry median. Based on the distribution chart, Diageo ranks #142 out of 174 companies in the Beverages - Alcoholic industry, which is in the bottom quartile relative to peers. Overall, Diageo has a GF Score™ of 67/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Diageo's Cyclically Adjusted PB Ratio compare to BF.B?
According to the Beverages - Alcoholic industry distribution chart, Diageo ranks #142 out of 174 companies for Cyclically Adjusted PB Ratio. This places Diageo in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 1.49. Diageo's value of 3.75 is 151.7% above this benchmark. Historically, Diageo's own Cyclically Adjusted PB Ratio has ranged from 3.34 to 11.98 over the past decade. While the company's 10-year median is 9.36 vs. the industry median of 1.49, Diageo has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Cyclically Adjusted PB Ratio for a Beverages - Alcoholic company?
The median Cyclically Adjusted PB Ratio among Beverages - Alcoholic companies is 1.49, based on 174 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Diageo's current Cyclically Adjusted PB Ratio of 3.75 is 151.7% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Diageo and its competitors. For the Beverages - Alcoholic industry, the median Cyclically Adjusted PB Ratio is 1.49 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Diageo's current Cyclically Adjusted PB Ratio is 3.75, which is 60% below median its own 10-year median of 9.36. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Diageo stock overvalued right now?
Based on GuruFocus' analysis, Diageo (FRA:GUI) is currently considered Significantly Undervalued. The stock's GF Value™ is €27.90, compared to a current price of €18.28 — trading 34.5% below its estimated fair value. The current Cyclically Adjusted PB Ratio is 3.75, which is 60% below median its 10-year median of 9.36 and 151.7% above the Beverages - Alcoholic industry median of 1.49. Diageo's overall GF Score™ is 67/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For Diageo (FRA:GUI), the current Cyclically Adjusted PB Ratio is 3.75 as of Jun. 29, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Diageo (FRA:GUI) Overvalued in 2026?

Based on GuruFocus' analysis, Diageo stock appears to be undervalued. The current stock price of €18.28 is trading 34.5% below its estimated GF Value™ of €27.90. GuruFocus considers Diageo to be Significantly Undervalued.

Key valuation signals for FRA:GUI:

  • Cyclically Adjusted PB Ratio: 3.75 (60% below median its 10-year median of 9.36)
  • GF Value™: €27.90 vs. price of €18.28 (34.5% below fair value)
  • GF Score™: 67/100 with 5 warning signs
  • Industry Position: 151.7% above the Beverages - Alcoholic median (#142 of 174)

No single metric tells the full story. See the FRA:GUI stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Diageo Business Description

Address 16 Great Marlborough Street, London, GBR, W1F 7HS
Formed in 1997 through the merger of Grand Metropolitan and Guinness, Diageo is the largest distiller globally by sales. Diageo acquired some of the Seagram assets in 2001, which gave it brands such as Captain Morgan rum and Crown Royal Canadian whisky. Since then, mergers and acquisitions have mostly been bolt-on in nature, plugging gaps in the company's product and geographic portfolio.
67GF Score

Get the complete analysis for FRA:GUI

Cyclically Adjusted PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€18.28
Price
€27.90
GF Value