PORR AG (WBO:POS) Beneish M-Score: -2.67 (As of Jun. 24, 2026)


WBO:POS PORR AG WBO:POS
60 GF Score
Price €45.40
GF Value €15.04
Valuation Significantly Overvalued
! 6 Warning Signs
View Full Analysis

What is PORR AG Beneish M-Score?

PORR AG WBO:POS +1.57% 60 Beneish M-Score is -2.67 as of Jun. 24, 2026. GuruFocus rates WBO:POS with a GF Score™ of 60/100 and a GF Value™ of €15.04 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 1,704 Construction companies, PORR AG ranks better than 64.5% on this metric.

The zones of discrimination for M-Score is as such:

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator.
An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

Good Sign:

Beneish M-Score -2.67 no higher than -1.78, which implies that the company is unlikely to be a manipulator.

The historical rank and industry rank for PORR AG's Beneish M-Score or its related term are showing as below:

WBO:POS' s Beneish M-Score Range Over the Past 10 Years
Min: -2.88   Med: -2.69   Max: -1.86
Current: -2.67

During the past 13 years, the highest Beneish M-Score of PORR AG was -1.86. The lowest was -2.88. And the median was -2.69.


PORR AG Beneish M-Score Historical Data

* Premium members only.

The historical data trend for PORR AG's Beneish M-Score 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.

PORR AG Beneish M-Score Chart

PORR AG Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Beneish M-Score
Get a 7-Day Free Trial Premium Member Only Premium Member Only -2.77 -2.62 -2.82 -2.71 -2.67

PORR AG Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
Beneish M-Score 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 -2.71 0.00 0.00 0.00 -2.67

WBO:POS vs PWR, FIX, EME: Beneish M-Score Comparison

For the Engineering & Construction subindustry, PORR AG's Beneish M-Score, along with its competitors' market caps and Beneish M-Score 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.


PORR AG Beneish M-Score vs Construction Industry

For the Construction industry and Industrials sector, PORR AG's Beneish M-Score distribution charts can be found below:

* The bar in red indicates where PORR AG's Beneish M-Score falls into.


WBO:POS
60GF Score
PORR AG WBO:POS
Beneish M-Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

PORR AG Beneish M-Score Calculation

The M-score was created by Professor Messod Beneish. Instead of measuring the bankruptcy risk (Altman Z-Score) or business trend (Piotroski F-Score), M-score can be used to detect the risk of earnings manipulation. This is the original research paper on M-score.

The M-Score Variables:

The M-score of PORR AG for today is based on a combination of the following eight different indices:

M=-4.84+0.92 * DSRI+0.528 * GMI+0.404 * AQI+0.892 * SGI+0.115 * DEPI
=-4.84+0.92 * 1.0286+0.528 * 0.9905+0.404 * 1.1356+0.892 * 1.017+0.115 * 0.9948
-0.172 * SGAI+4.679 * TATA-0.327 * LVGI
-0.172 * 1.0299+4.679 * -0.054193-0.327 * 1.0679
=-2.67

* 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.

This Year (Dec25) TTM:Last Year (Dec24) TTM:
Total Receivables was €1,595 Mil.
Revenue was €6,296 Mil.
Gross Profit was €2,164 Mil.
Total Current Assets was €2,720 Mil.
Total Assets was €4,578 Mil.
Property, Plant and Equipment(Net PPE) was €1,277 Mil.
Depreciation, Depletion and Amortization(DDA) was €213 Mil.
Selling, General, & Admin. Expense(SGA) was €79 Mil.
Total Current Liabilities was €2,869 Mil.
Long-Term Debt & Capital Lease Obligation was €565 Mil.
Net Income was €130 Mil.
Gross Profit was €0 Mil.
Cash Flow from Operations was €378 Mil.
Total Receivables was €1,524 Mil.
Revenue was €6,191 Mil.
Gross Profit was €2,108 Mil.
Total Current Assets was €2,497 Mil.
Total Assets was €4,240 Mil.
Property, Plant and Equipment(Net PPE) was €1,269 Mil.
Depreciation, Depletion and Amortization(DDA) was €210 Mil.
Selling, General, & Admin. Expense(SGA) was €76 Mil.
Total Current Liabilities was €2,659 Mil.
Long-Term Debt & Capital Lease Obligation was €319 Mil.




1. DSRI = Days Sales in Receivables Index

Measured as the ratio of Revenue in Total Receivables in year t to year t-1.

A large increase in DSR could be indicative of revenue inflation.

DSRI=(Receivables_t / Revenue_t) / (Receivables_t-1 / Revenue_t-1)
=(1594.646 / 6295.892) / (1524.423 / 6190.521)
=0.253284 / 0.246251
=1.0286

2. GMI = Gross Margin Index

Measured as the ratio of gross margin in year t-1 to gross margin in year t.

Gross margin has deteriorated when this index is above 1. A firm with poorer prospects is more likely to manipulate earnings.

GMI=GrossMargin_t-1 / GrossMargin_t
=(GrossProfit_t-1 / Revenue_t-1) / (GrossProfit_t / Revenue_t)
=(2107.812 / 6190.521) / (2164.286 / 6295.892)
=0.34049 / 0.343762
=0.9905

3. AQI = Asset Quality Index

AQI is the ratio of asset quality in year t to year t-1.

Asset quality is measured as the ratio of non-current assets other than Property, Plant and Equipment to Total Assets.

AQI=(1 - (CurrentAssets_t + PPE_t) / TotalAssets_t) / (1 - (CurrentAssets_t-1 + PPE_t-1) / TotalAssets_t-1)
=(1 - (2719.77 + 1277.439) / 4578.28) / (1 - (2496.598 + 1269.238) / 4239.656)
=0.126919 / 0.111759
=1.1356

4. SGI = Sales Growth Index

Ratio of Revenue in year t to sales in year t-1.

Sales growth is not itself a measure of manipulation. However, growth companies are likely to find themselves under pressure to manipulate in order to keep up appearances.

SGI=Sales_t / Sales_t-1
=Revenue_t / Revenue_t-1
=6295.892 / 6190.521
=1.017

5. DEPI = Depreciation Index

Measured as the ratio of the rate of Depreciation, Depletion and Amortization in year t-1 to the corresponding rate in year t.

DEPI greater than 1 indicates that assets are being depreciated at a slower rate. This suggests that the firm might be revising useful asset life assumptions upwards, or adopting a new method that is income friendly.

DEPI=(Depreciation_t-1 / (Depreciaton_t-1 + PPE_t-1)) / (Depreciation_t / (Depreciaton_t + PPE_t))
=(210.343 / (210.343 + 1269.238)) / (212.985 / (212.985 + 1277.439))
=0.142164 / 0.142902
=0.9948

Note: If the Depreciation, Depletion and Amortization data is not available, we assume that the depreciation rate is constant and set the Depreciation Index to 1.

6. SGAI = Sales, General and Administrative expenses Index

The ratio of Selling, General, & Admin. Expense(SGA) to Sales in year t relative to year t-1.

SGA expenses index > 1 means that the company is becoming less efficient in generate sales.

SGAI=(SGA_t / Sales_t) / (SGA_t-1 /Sales_t-1)
=(79.281 / 6295.892) / (75.689 / 6190.521)
=0.012592 / 0.012227
=1.0299

7. LVGI = Leverage Index

The ratio of total debt to Total Assets in year t relative to yeat t-1.

An LVGI > 1 indicates an increase in leverage

LVGI=((LTD_t + CurrentLiabilities_t) / TotalAssets_t) / ((LTD_t-1 + CurrentLiabilities_t-1) / TotalAssets_t-1)
=((564.791 + 2869.319) / 4578.28) / ((318.748 + 2659.041) / 4239.656)
=0.750087 / 0.702366
=1.0679

8. TATA = Total Accruals to Total Assets

Total accruals calculated as the change in working capital accounts other than cash less depreciation.

TATA=(IncomefromContinuingOperations_t - CashFlowsfromOperations_t) / TotalAssets_t
=(NetIncome_t - NonOperatingIncome_t - CashFlowsfromOperations_t) / TotalAssets_t
=(130.226 - 0 - 378.338) / 4578.28
=-0.054193

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator. An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

PORR AG has a M-score of -2.67 suggests that the company is unlikely to be a manipulator.

Frequently Asked Questions Learn more about Beneish M-Score →
What does a Beneish M-Score of -2.67 mean?
PORR AG (WBO:POS) has a Beneish M-Score of -2.67 as of Jun. 24, 2026. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on PORR AG and its competitors. According to the industry distribution chart, PORR AG ranks #605 out of 1704 companies in the Construction industry, placing it in the top 35.5%.
Is PORR AG's Beneish M-Score too high?
PORR AG's current Beneish M-Score is -2.67. Based on the distribution chart, PORR AG ranks #605 out of 1704 companies in the Construction industry, which is above the industry midpoint. Overall, PORR AG has a GF Score™ of 60/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does PORR AG's Beneish M-Score compare to PWR and FIX?
According to the Construction industry distribution chart, PORR AG ranks #605 out of 1704 companies for Beneish M-Score. This puts PORR AG in the upper half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Beneish M-Score for a Construction company?
A good Beneish M-Score depends on the Construction industry context. However, Beneish M-Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Beneish M-Score mean?
A high Beneish M-Score can signal that a stock is expensive relative to its fundamentals. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on PORR AG and its competitors. PORR AG's current Beneish M-Score is -2.67. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is PORR AG stock overvalued right now?
Based on GuruFocus' analysis, PORR AG (WBO:POS) is currently considered Significantly Overvalued. The stock's GF Value™ is €15.04, compared to a current price of €45.40 — trading 201.9% above its estimated fair value. The current Beneish M-Score is -2.67. PORR AG's overall GF Score™ is 60/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Beneish M-Score calculated?
Beneish M-Score is calculated from a company's financial statements. For PORR AG (WBO:POS), the current Beneish M-Score is -2.67 as of Jun. 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 PORR AG (WBO:POS) Overvalued in 2026?

Based on GuruFocus' analysis, PORR AG stock appears to be overvalued. The current stock price of €45.40 is trading 201.9% above its estimated GF Value™ of €15.04. GuruFocus considers PORR AG to be Significantly Overvalued.

Key valuation signals for WBO:POS:

  • Beneish M-Score: -2.67
  • GF Value™: €15.04 vs. price of €45.40 (201.9% above fair value)
  • GF Score™: 60/100 with 6 warning signs

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


PORR AG Business Description

Other Exchanges POSv:UK0J04:UKABS2:Germany
Address Absberggasse 47, Vienna, AUT, 1100
PORR AG is an Austria-based construction company specializing in complex building and civil engineering projects. It operates across Austria, Germany, Switzerland, Poland, the Czech Republic, Slovakia, and Romania. Its segments include AT/CH (Austria and Switzerland), DE (Germany construction and investments), PL (Poland), CEE (Czech Republic, Slovakia, Romania), and Infrastructure International (tunneling, rail, specialist engineering). Non-operational functions, including the Shared Service Center, are managed under the Holding segment. The firm generates key revenue from AT/CH segment.
60GF Score

Get the complete analysis for WBO:POS

Beneish M-Score is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€45.40
Price
€15.04
GF Value