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Mayr-Melnhof Karton AGWBO:MMK +2.79%73 Cyclically Adjusted PB Ratio is 0.86 as of Jul. 23, 2026, which is 55% below its 10-year median of 1.93. GuruFocus rates WBO:MMK with a GF Score™ of 73/100 and a GF Value™ of €96.13 (Modestly Undervalued). The stock has 5 warning signs investors should review. Among 316 Packaging & Containers companies, Mayr-Melnhof Karton AG ranks better than 61.39% on this metric.
The historical rank and industry rank for Mayr-Melnhof Karton AG's Cyclically Adjusted PB Ratio or its related term are showing as below:
WBO:MMK'
s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.72 Med: 1.93 Max: 2.81
Current: 0.83
During the past years, Mayr-Melnhof Karton AG's highest Cyclically Adjusted PB Ratio was 2.81. The lowest was 0.72. And the median was 1.93.
WBO:MMK's Cyclically Adjusted PB Ratio is ranked better than 61.39% of 316
companies
in the Packaging & Containers industry
Industry Median: 1.165
vs WBO:MMK: 0.83
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.
Mayr-Melnhof Karton AG's adjusted book value per share data for the three months ended in Dec. 2025 was €108.157. 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 €98.71 for the trailing ten years ended in Dec. 2025.
Shiller PE for Stocks: The True Measure of Stock Valuation
Mayr-Melnhof Karton AG (WBO:MMK) 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.
Mayr-Melnhof Karton AG Cyclically Adjusted PB Ratio Related Terms
Mayr-Melnhof Karton AG Cyclically Adjusted PB Ratio Historical Data
* Premium members only.
The historical data trend for Mayr-Melnhof Karton AG'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.
Mayr-Melnhof Karton AG Cyclically Adjusted PB Ratio Chart
WBO:MMK vs SW, PKG, IP: Cyclically Adjusted PB Ratio Comparison
For the Packaging & Containers subindustry, Mayr-Melnhof Karton AG'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.
Mayr-Melnhof Karton AG Cyclically Adjusted PB Ratio vs Packaging & Containers Industry
For the Packaging & Containers industry and Consumer Cyclical sector, Mayr-Melnhof Karton AG's Cyclically Adjusted PB Ratio distribution charts can be found below:
* The bar in red indicates where Mayr-Melnhof Karton AG's Cyclically Adjusted PB Ratio falls into.
Mayr-Melnhof Karton AG 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.
* 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.
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 0.86 mean?
Mayr-Melnhof Karton AG (WBO:MMK) has a Cyclically Adjusted PB Ratio of 0.86 as of Jul. 23, 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 Mayr-Melnhof Karton AG and its competitors. This is 55% below median its historical median of 1.93. Over the past decade, Mayr-Melnhof Karton AG's Cyclically Adjusted PB Ratio has ranged from 0.72 to 2.81. According to the industry distribution chart, Mayr-Melnhof Karton AG ranks #122 out of 316 companies in the Packaging & Containers industry, placing it in the top 38.6%.
Is Mayr-Melnhof Karton AG's Cyclically Adjusted PB Ratio too high?
Mayr-Melnhof Karton AG's current Cyclically Adjusted PB Ratio of 0.86 is 55% below median its 10-year median of 1.93. Over the past 10 years, this metric has ranged from a low of 0.72 to a high of 2.81. The Packaging & Containers industry median Cyclically Adjusted PB Ratio is 1.17. Mayr-Melnhof Karton AG's value of 0.86 is 26.2% below this industry median. Based on the distribution chart, Mayr-Melnhof Karton AG ranks #122 out of 316 companies in the Packaging & Containers industry, which is above the industry midpoint. Overall, Mayr-Melnhof Karton AG has a GF Score™ of 73/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Mayr-Melnhof Karton AG's Cyclically Adjusted PB Ratio compare to SW and PKG?
According to the Packaging & Containers industry distribution chart, Mayr-Melnhof Karton AG ranks #122 out of 316 companies for Cyclically Adjusted PB Ratio. This puts Mayr-Melnhof Karton AG in the upper half of its industry. The industry median Cyclically Adjusted PB Ratio is 1.17. Mayr-Melnhof Karton AG's value of 0.86 is 26.2% below this benchmark. Historically, Mayr-Melnhof Karton AG's own Cyclically Adjusted PB Ratio has ranged from 0.72 to 2.81 over the past decade. While the company's 10-year median is 1.93 vs. the industry median of 1.17, Mayr-Melnhof Karton AG has consistently been below 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 Packaging & Containers company?
The median Cyclically Adjusted PB Ratio among Packaging & Containers companies is 1.17, based on 316 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. Mayr-Melnhof Karton AG's current Cyclically Adjusted PB Ratio of 0.86 is 26.2% below 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 Mayr-Melnhof Karton AG and its competitors. For the Packaging & Containers industry, the median Cyclically Adjusted PB Ratio is 1.17 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Mayr-Melnhof Karton AG's current Cyclically Adjusted PB Ratio is 0.86, which is 55% below median its own 10-year median of 1.93. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Mayr-Melnhof Karton AG stock overvalued right now?
Based on GuruFocus' analysis, Mayr-Melnhof Karton AG (WBO:MMK) is currently considered Modestly Undervalued. The stock's GF Value™ is €96.13, compared to a current price of €84.70 — trading 11.9% below its estimated fair value. The current Cyclically Adjusted PB Ratio is 0.86, which is 55% below median its 10-year median of 1.93 and 26.2% below the Packaging & Containers industry median of 1.17. Mayr-Melnhof Karton AG's overall GF Score™ is 73/100 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 Mayr-Melnhof Karton AG (WBO:MMK), the current Cyclically Adjusted PB Ratio is 0.86 as of Jul. 23, 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 Mayr-Melnhof Karton AG (WBO:MMK) Overvalued in 2026?
Based on GuruFocus' analysis, Mayr-Melnhof Karton AG stock appears to be undervalued.
The current stock price of €84.70 is trading 11.9% below its estimated GF Value™ of €96.13.
GuruFocus considers Mayr-Melnhof Karton AG to be Modestly Undervalued.
Key valuation signals for WBO:MMK:
Cyclically Adjusted PB Ratio: 0.86 (55% below median its 10-year median of 1.93)
GF Value™: €96.13 vs. price of €84.70 (11.9% below fair value)
Industry Position: 26.2% below the Packaging & Containers median (#122 of 316)
No single metric tells the full story. See the WBO:MMK stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Mayr-Melnhof Karton AG manufactures and sells a variety of folding cartons for consumer goods packaging. The firm organizes itself into two segments based on the product type. The MM packaging segment, which generates the majority of revenue, sells packaging for consumer goods, which include cigarettes, pharmaceuticals, detergents, personal care products, and luxury products. The MM Board & Paper segment manufactures and markets numerous grades of cartonboard, focusing on coated cartonboard produced predominantly from recycled fibers as well as virgin fiber-based cartonboard. The vast majority of revenue comes from Europe.
73GF Score
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Cyclically Adjusted PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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