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3M CoXSWX:MMM +2.27%70 Shiller PE Ratio is 18.28 as of Sep. 16, 2026, which is 0% above its 10-year median of 18.25. GuruFocus rates XSWX:MMM with a GF Score™ of 70/100 and a GF Value™ of CHF109.95 (Modestly Overvalued). The stock has 7 warning signs investors should review. Among 360 Conglomerates companies, 3M Co ranks worse than 61.67% on this metric.
As of today (2026-09-16), 3M Co's current share price is CHF135.00. 3M Co's E10 for the quarter that ended in Jun. 2026 was CHF7.39. 3M Co's Shiller PE Ratio for today is 18.28.
The historical rank and industry rank for 3M Co's Shiller PE Ratio or its related term are showing as below:
XSWX:MMM'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 8.11 Med: 18.25 Max: 31.11
Current: 21.21
During the past years, 3M Co's highest Shiller PE Ratio was 31.11. The lowest was 8.11. And the median was 18.25.
XSWX:MMM's Shiller PE Ratio is ranked worse than 61.67% of 360
companies
in the Conglomerates industry
Industry Median: 17.93
vs XSWX:MMM: 21.21
E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years.
3M Co's adjusted earnings per share data for the three months ended in Jun. 2026 was CHF1.412. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is CHF7.39 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Compared with the regular PE Ratio, which works poorly for cyclical businesses, the Shiller PE Ratio smoothed out the fluctuations of profit margins during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Shiller PE Ratio should give similar results to regular PE Ratio.
Compared with the PS Ratio, the Shiller PE Ratio makes the comparison between different industries more meaningful.
Be Aware
Shiller PE Ratio assumes that over the long term, businesses and profitability revert to their means. If a company's business model does not work in the future compared with the past, Shiller PE Ratio and PS Ratio will give false valuations.
3M Co Shiller PE Ratio Related Terms
3M Co Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for 3M Co's Shiller PE 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.
XSWX:MMM vs HON, VMI, GHC: Shiller PE Ratio Comparison
For the Conglomerates subindustry, 3M Co's Shiller PE Ratio, along with its competitors' market caps and Shiller PE 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.
3M Co Shiller PE Ratio vs Conglomerates Industry
For the Conglomerates industry and Industrials sector, 3M Co's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where 3M Co's Shiller PE Ratio falls into.
For Shiller PE Ratio, the earnings of the past 10 years are inflation-adjusted and averaged. The result is used for P/E calculation. Since it looks at the average over the last 10 years, the Shiller PE Ratio is also called PE10.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.
3M Co's Shiller PE Ratio for today is calculated as
* 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.
3M Co's E10 for the quarter that ended in Jun. 2026 is calculated as:
For example, 3M Co's adjusted earnings per share data for the three months ended in Jun. 2026 was:
Add all the adjusted EPS together and divide 10 will get our E10.
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.
3M Co (XSWX:MMM) has a Shiller PE Ratio of 18.28 as of Sep. 16, 2026. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on 3M Co and its competitors. This is near median its historical median of 18.25. Over the past decade, 3M Co's Shiller PE Ratio has ranged from 8.11 to 31.11. According to the industry distribution chart, 3M Co ranks #222 out of 360 companies in the Conglomerates industry, placing it in the top 61.7%.
Is 3M Co's Shiller PE Ratio too high?
3M Co's current Shiller PE Ratio of 18.28 is near median its 10-year median of 18.25. Over the past 10 years, this metric has ranged from a low of 8.11 to a high of 31.11. The Conglomerates industry median Shiller PE Ratio is 17.93. 3M Co's value of 18.28 is 2% above this industry median. Based on the distribution chart, 3M Co ranks #222 out of 360 companies in the Conglomerates industry, which is below the industry midpoint. Overall, 3M Co has a GF Score™ of 70/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does 3M Co's Shiller PE Ratio compare to HON and VMI?
According to the Conglomerates industry distribution chart, 3M Co ranks #222 out of 360 companies for Shiller PE Ratio. This places 3M Co in the lower half of its industry. The industry median Shiller PE Ratio is 17.93. 3M Co's value of 18.28 is 2% above this benchmark. Historically, 3M Co's own Shiller PE Ratio has ranged from 8.11 to 31.11 over the past decade. While the company's 10-year median is 18.25 vs. the industry median of 17.93, 3M Co 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 Shiller PE Ratio for a Conglomerates company?
The median Shiller PE Ratio among Conglomerates companies is 17.93, based on 360 companies in the industry. Companies in the top quartile (top 25%) have a Shiller PE Ratio significantly above this median, while those in the bottom quartile fall well below. However, Shiller PE Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. 3M Co's current Shiller PE Ratio of 18.28 is 2% 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 Shiller PE Ratio mean?
A high Shiller PE Ratio can signal that a stock is expensive relative to its fundamentals. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on 3M Co and its competitors. For the Conglomerates industry, the median Shiller PE Ratio is 17.93 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. 3M Co's current Shiller PE Ratio is 18.28, which is near median its own 10-year median of 18.25. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is 3M Co stock overvalued right now?
Based on GuruFocus' analysis, 3M Co (XSWX:MMM) is currently considered Modestly Overvalued. The stock's GF Value™ is CHF109.95, compared to a current price of CHF135.00 — trading 22.8% above its estimated fair value. The current Shiller PE Ratio is 18.28, which is near median its 10-year median of 18.25 and 2% above the Conglomerates industry median of 17.93. 3M Co's overall GF Score™ is 70/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shiller PE Ratio calculated?
Shiller PE Ratio is calculated from a company's financial statements. For 3M Co (XSWX:MMM), the current Shiller PE Ratio is 18.28 as of Sep. 16, 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 3M Co (XSWX:MMM) Overvalued in 2026?
Based on GuruFocus' analysis, 3M Co stock appears to be overvalued.
The current stock price of CHF135.00 is trading 22.8% above its estimated GF Value™ of CHF109.95.
GuruFocus considers 3M Co to be Modestly Overvalued.
Key valuation signals for XSWX:MMM:
Shiller PE Ratio: 18.28 (near median its 10-year median of 18.25)
GF Value™: CHF109.95 vs. price of CHF135.00 (22.8% above fair value)
Industry Position: 2% above the Conglomerates median (#222 of 360)
No single metric tells the full story. See the XSWX:MMM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
3M, a multinational conglomerate founded in 1902, sells tens of thousands of products ranging from sponges to respirators. The firm is well known for its extensive research and development capabilities, and it is a pioneer in inventing new use cases for its proprietary technologies. 3M is organized across three business segments: safety and industrial (representing around 44% of revenue), transportation and electronics (36%), and consumer (20%). The firm recently spun off its healthcare business, now known as Solventum. Nearly half of 3M's revenue comes from outside the Americas.
70GF Score
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