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Simon Property GroupMIL:1SPG 19 Cyclically Adjusted PB Ratio is 18.63 as of Jul. 24, 2026, which is 90% above its 10-year median of 9.80. GuruFocus rates MIL:1SPG with a GF Score™ of 19/100 and a GF Value™ of €152.68 (Modestly Overvalued). The stock has 8 warning signs investors should review. Among 557 REITs companies, Simon Property Group ranks worse than 99.46% on this metric.
The historical rank and industry rank for Simon Property Group's Cyclically Adjusted PB Ratio or its related term are showing as below:
MIL:1SPG'
s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 2.97 Med: 9.8 Max: 18.95
Current: 18.67
During the past years, Simon Property Group's highest Cyclically Adjusted PB Ratio was 18.95. The lowest was 2.97. And the median was 9.80.
MIL:1SPG's Cyclically Adjusted PB Ratio is ranked worse than 99.46% of 557
companies
in the REITs industry
Industry Median: 0.83
vs MIL:1SPG: 18.67
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.
Simon Property Group's adjusted book value per share data for the three months ended in Mar. 2026 was €12.852. 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 €10.22 for the trailing ten years ended in Mar. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Simon Property Group (MIL:1SPG) 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.
Simon Property Group Cyclically Adjusted PB Ratio Related Terms
Simon Property Group Cyclically Adjusted PB Ratio Historical Data
* Premium members only.
The historical data trend for Simon Property Group'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.
Simon Property Group Cyclically Adjusted PB Ratio Chart
MIL:1SPG vs O, KIM, REG: Cyclically Adjusted PB Ratio Comparison
For the REIT - Retail subindustry, Simon Property Group'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.
Simon Property Group Cyclically Adjusted PB Ratio vs REITs Industry
For the REITs industry and Real Estate sector, Simon Property Group's Cyclically Adjusted PB Ratio distribution charts can be found below:
* The bar in red indicates where Simon Property Group's Cyclically Adjusted PB Ratio falls into.
Simon Property Group 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 18.63 mean?
Simon Property Group (MIL:1SPG) has a Cyclically Adjusted PB Ratio of 18.63 as of Jul. 24, 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 Simon Property Group and its competitors. This is 90% above median its historical median of 9.80. Over the past decade, Simon Property Group's Cyclically Adjusted PB Ratio has ranged from 2.97 to 18.95. According to the industry distribution chart, Simon Property Group ranks #554 out of 557 companies in the REITs industry, placing it in the top 99.5%.
Is Simon Property Group's Cyclically Adjusted PB Ratio too high?
Simon Property Group's current Cyclically Adjusted PB Ratio of 18.63 is 90% above median its 10-year median of 9.80. Over the past 10 years, this metric has ranged from a low of 2.97 to a high of 18.95. The REITs industry median Cyclically Adjusted PB Ratio is 0.83. Simon Property Group's value of 18.63 is 2144.6% above this industry median. Based on the distribution chart, Simon Property Group ranks #554 out of 557 companies in the REITs industry, which is in the bottom quartile relative to peers. Overall, Simon Property Group has a GF Score™ of 19/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Simon Property Group's Cyclically Adjusted PB Ratio compare to O and KIM?
According to the REITs industry distribution chart, Simon Property Group ranks #554 out of 557 companies for Cyclically Adjusted PB Ratio. This places Simon Property Group in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 0.83. Simon Property Group's value of 18.63 is 2144.6% above this benchmark. Historically, Simon Property Group's own Cyclically Adjusted PB Ratio has ranged from 2.97 to 18.95 over the past decade. While the company's 10-year median is 9.80 vs. the industry median of 0.83, Simon Property Group 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 REITs company?
The median Cyclically Adjusted PB Ratio among REITs companies is 0.83, based on 557 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. Simon Property Group's current Cyclically Adjusted PB Ratio of 18.63 is 2144.6% 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 Simon Property Group and its competitors. For the REITs industry, the median Cyclically Adjusted PB Ratio is 0.83 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Simon Property Group's current Cyclically Adjusted PB Ratio is 18.63, which is 90% above median its own 10-year median of 9.80. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Simon Property Group stock overvalued right now?
Based on GuruFocus' analysis, Simon Property Group (MIL:1SPG) is currently considered Modestly Overvalued. The stock's GF Value™ is €152.68, compared to a current price of €190.40 — trading 24.7% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 18.63, which is 90% above median its 10-year median of 9.80 and 2144.6% above the REITs industry median of 0.83. Simon Property Group's overall GF Score™ is 19/100 with 8 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 Simon Property Group (MIL:1SPG), the current Cyclically Adjusted PB Ratio is 18.63 as of Jul. 24, 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 Simon Property Group (MIL:1SPG) Overvalued in 2026?
Based on GuruFocus' analysis, Simon Property Group stock appears to be overvalued.
The current stock price of €190.40 is trading 24.7% above its estimated GF Value™ of €152.68.
GuruFocus considers Simon Property Group to be Modestly Overvalued.
Key valuation signals for MIL:1SPG:
Cyclically Adjusted PB Ratio: 18.63 (90% above median its 10-year median of 9.80)
GF Value™: €152.68 vs. price of €190.40 (24.7% above fair value)
Industry Position: 2144.6% above the REITs median (#554 of 557)
No single metric tells the full story. See the MIL:1SPG stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Simon Property Group is the largest retail real estate investment trust in the United States. Its portfolio includes an interest in 254 properties: 114 traditional malls, 108 premium outlets, 14 Mills centers (a combination of a traditional mall, outlet center, and big-box retailers), six lifestyle centers, and 12 other retail properties. Simon's portfolio averaged $736 in sales per square foot over the trailing 12 months. The company also owns a 22% interest in Klépierre, a European retail company with investments in shopping centers in 14 countries, and joint-venture interests in 33 premium outlets across 14 countries.
19GF Score
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