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Prosperity BancsharesPB -0.30%77 Shiller PE Ratio is 12.09 as of Aug. 26, 2026, which is 16% below its 10-year median of 14.44. GuruFocus rates PB with a GF Score™ of 77/100 and a GF Value™ of $81.72 (Modestly Undervalued). The stock has 2 warning signs investors should review. Among 1,239 Banks companies, Prosperity Bancshares ranks better than 62.79% on this metric.
The historical rank and industry rank for Prosperity Bancshares's Shiller PE Ratio or its related term are showing as below:
PB'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 9.08 Med: 14.44 Max: 22.9
Current: 12.09
During the past years, Prosperity Bancshares's highest Shiller PE Ratio was 22.90. The lowest was 9.08. And the median was 14.44.
PB's Shiller PE Ratio is ranked better than 62.79% of 1239
companies
in the Banks industry
Industry Median: 13.65
vs PB: 12.09
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.
Prosperity Bancshares's adjusted earnings per share data for the three months ended in Jun. 2026 was $1.670. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is $6.00 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Prosperity Bancshares (NYSE:PB) Shiller PE Ratio Explanation
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.
Prosperity Bancshares Shiller PE Ratio Related Terms
Prosperity Bancshares Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Prosperity Bancshares'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.
PB vs COLB, BOKF, CBSH: Shiller PE Ratio Comparison
For the Banks - Regional subindustry, Prosperity Bancshares'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.
Prosperity Bancshares Shiller PE Ratio vs Banks Industry
For the Banks industry and Financial Services sector, Prosperity Bancshares's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Prosperity Bancshares's Shiller PE Ratio falls into.
Prosperity Bancshares Shiller PE Ratio Calculation
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.
* 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.
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.
Prosperity Bancshares (PB) has a Shiller PE Ratio of 12.09 as of Aug. 26, 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 Prosperity Bancshares and its competitors. This is 16% below median its historical median of 14.44. Over the past decade, Prosperity Bancshares' Shiller PE Ratio has ranged from 9.08 to 22.90. According to the industry distribution chart, Prosperity Bancshares ranks #461 out of 1239 companies in the Banks industry, placing it in the top 37.2%.
Is Prosperity Bancshares' Shiller PE Ratio too high?
Prosperity Bancshares' current Shiller PE Ratio of 12.09 is 16% below median its 10-year median of 14.44. Over the past 10 years, this metric has ranged from a low of 9.08 to a high of 22.90. The Banks industry median Shiller PE Ratio is 13.65. Prosperity Bancshares' value of 12.09 is 11.4% below this industry median. Based on the distribution chart, Prosperity Bancshares ranks #461 out of 1239 companies in the Banks industry, which is above the industry midpoint. Overall, Prosperity Bancshares has a GF Score™ of 77/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Prosperity Bancshares' Shiller PE Ratio compare to COLB and BOKF?
According to the Banks industry distribution chart, Prosperity Bancshares ranks #461 out of 1239 companies for Shiller PE Ratio. This puts Prosperity Bancshares in the upper half of its industry. The industry median Shiller PE Ratio is 13.65. Prosperity Bancshares' value of 12.09 is 11.4% below this benchmark. Historically, Prosperity Bancshares' own Shiller PE Ratio has ranged from 9.08 to 22.90 over the past decade. While the company's 10-year median is 14.44 vs. the industry median of 13.65, Prosperity Bancshares 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 Shiller PE Ratio for a Banks company?
The median Shiller PE Ratio among Banks companies is 13.65, based on 1,239 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. Prosperity Bancshares's current Shiller PE Ratio of 12.09 is 11.4% 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 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 Prosperity Bancshares and its competitors. For the Banks industry, the median Shiller PE Ratio is 13.65 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Prosperity Bancshares's current Shiller PE Ratio is 12.09, which is 16% below median its own 10-year median of 14.44. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Prosperity Bancshares stock overvalued right now?
Based on GuruFocus' analysis, Prosperity Bancshares (PB) is currently considered Modestly Undervalued. The stock's GF Value™ is $81.72, compared to a current price of $72.53 — trading 11.2% below its estimated fair value. The current Shiller PE Ratio is 12.09, which is 16% below median its 10-year median of 14.44 and 11.4% below the Banks industry median of 13.65. Prosperity Bancshares' overall GF Score™ is 77/100 with 2 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 Prosperity Bancshares (PB), the current Shiller PE Ratio is 12.09 as of Aug. 26, 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 Prosperity Bancshares (PB) Overvalued in 2026?
Based on GuruFocus' analysis, Prosperity Bancshares stock appears to be undervalued.
The current stock price of $72.53 is trading 11.2% below its estimated GF Value™ of $81.72.
GuruFocus considers Prosperity Bancshares to be Modestly Undervalued.
Key valuation signals for PB:
Shiller PE Ratio: 12.09 (16% below median its 10-year median of 14.44)
GF Value™: $81.72 vs. price of $72.53 (11.2% below fair value)
Industry Position: 11.4% below the Banks median (#461 of 1239)
No single metric tells the full story. See the PB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Prosperity Bancshares Inc provides retail and commercial banking services to individuals and small to midsize businesses. It provides a wide array of financial products and services to businesses and consumers throughout Texas and Oklahoma. The bank provides Personal, Business, Mortgage, and Banking Services.
77GF Score
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