Core Laboratories (MEX:CLB) Beneish M-Score: -2.69 (As of Jul. 15, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

MEX:CLB Core Laboratories Inc MEX:CLB
62 GF Score
Price MXN856.38
GF Value MXN1,333.14
! 3 Warning Signs
View Full Analysis

What is Core Laboratories Beneish M-Score?

Core Laboratories MEX:CLB 62 Beneish M-Score is -2.69 as of Jul. 15, 2026. GuruFocus rates MEX:CLB with a GF Score™ of 62/100 and a GF Value™ of MXN1,333.14. The stock has 3 warning signs investors should review. Among 823 Oil & Gas companies, Core Laboratories ranks better than 52% 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 -2.69 no higher than -1.78, which implies that the company is unlikely to be a manipulator.

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

MEX:CLB' s Beneish M-Score Range Over the Past 10 Years
Min: -3.28   Med: -2.61   Max: -2.04
Current: -2.69

During the past 13 years, the highest Beneish M-Score of Core Laboratories was -2.04. The lowest was -3.28. And the median was -2.61.


Core Laboratories Beneish M-Score Historical Data

* Premium members only.

The historical data trend for Core Laboratories'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.

Core Laboratories Beneish M-Score Chart

Core Laboratories 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 -2.49 -2.42 -2.34 -2.67 -2.62

Core Laboratories Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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 -2.72 -2.69 -2.71 -2.62 -2.69

MEX:CLB vs EROK, OIS, NGS: Beneish M-Score Comparison

For the Oil & Gas Equipment & Services subindustry, Core Laboratories'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.


Core Laboratories Beneish M-Score vs Oil & Gas Industry

For the Oil & Gas industry and Energy sector, Core Laboratories's Beneish M-Score distribution charts can be found below:

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


MEX:CLB
62GF Score
Core Laboratories Inc MEX:CLB
Beneish M-Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Core Laboratories 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 Core Laboratories 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 * 0.8283+0.528 * 0.9836+0.404 * 1.0615+0.892 * 0.9359+0.115 * 0.9621
-0.172 * SGAI+4.679 * TATA-0.327 * LVGI
-0.172 * 1.1033+4.679 * -0.024725-0.327 * 0.9636
=-2.80

* 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 (Mar26) TTM:Last Year (Mar25) TTM:
Total Receivables was MXN2,077 Mil.
Revenue was 2196.329 + 2489.378 + 2467.68 + 2450.79 = MXN9,604 Mil.
Gross Profit was 287.802 + 451.421 + 477.426 + 429.08 = MXN1,646 Mil.
Total Current Assets was MXN3,866 Mil.
Total Assets was MXN10,598 Mil.
Property, Plant and Equipment(Net PPE) was MXN2,790 Mil.
Depreciation, Depletion and Amortization(DDA) was MXN269 Mil.
Selling, General, & Admin. Expense(SGA) was MXN828 Mil.
Total Current Liabilities was MXN1,889 Mil.
Long-Term Debt & Capital Lease Obligation was MXN2,809 Mil.
Net Income was -14.228 + 89.092 + 261.203 + 200.267 = MXN536 Mil.
Non Operating Income was 11.631 + -4.357 + 102.544 + 55.866 = MXN166 Mil.
Cash Flow from Operations was 71.5 + 143.073 + 155.962 + 262.159 = MXN633 Mil.
Total Receivables was MXN2,680 Mil.
Revenue was 2528.327 + 2695.328 + 2646.317 + 2392.184 = MXN10,262 Mil.
Gross Profit was 417.327 + 404.058 + 470.913 + 437.429 = MXN1,730 Mil.
Total Current Assets was MXN4,680 Mil.
Total Assets was MXN12,101 Mil.
Property, Plant and Equipment(Net PPE) was MXN3,180 Mil.
Depreciation, Depletion and Amortization(DDA) was MXN294 Mil.
Selling, General, & Admin. Expense(SGA) was MXN802 Mil.
Total Current Liabilities was MXN2,122 Mil.
Long-Term Debt & Capital Lease Obligation was MXN3,444 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)
=(2077.259 / 9604.177) / (2679.738 / 10262.156)
=0.216287 / 0.261128
=0.8283

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)
=(1729.727 / 10262.156) / (1645.729 / 9604.177)
=0.168554 / 0.171356
=0.9836

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 - (3865.688 + 2789.532) / 10598.323) / (1 - (4680.182 + 3179.879) / 12101.414)
=0.37205 / 0.350484
=1.0615

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
=9604.177 / 10262.156
=0.9359

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))
=(293.907 / (293.907 + 3179.879)) / (268.952 / (268.952 + 2789.532))
=0.084607 / 0.087936
=0.9621

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)
=(828.219 / 9604.177) / (802.105 / 10262.156)
=0.086235 / 0.078161
=1.1033

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)
=((2808.503 + 1888.637) / 10598.323) / ((3444.097 + 2122.068) / 12101.414)
=0.443197 / 0.45996
=0.9636

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
=(536.334 - 165.684 - 632.694) / 10598.323
=-0.024725

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.

Core Laboratories has a M-score of -2.80 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 -2.69 mean?
Core Laboratories (MEX:CLB) has a Beneish M-Score of -2.69 as of Jul. 15, 2026. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on Core Laboratories and its competitors. According to the industry distribution chart, Core Laboratories ranks #395 out of 823 companies in the Oil & Gas industry, placing it in the top 48%.
Is Core Laboratories' Beneish M-Score too high?
Core Laboratories' current Beneish M-Score is -2.69. Based on the distribution chart, Core Laboratories ranks #395 out of 823 companies in the Oil & Gas industry, which is above the industry midpoint. Overall, Core Laboratories has a GF Score™ of 62/100, reflecting its overall financial health beyond just this single metric.
How does Core Laboratories' Beneish M-Score compare to EROK and OIS?
According to the Oil & Gas industry distribution chart, Core Laboratories ranks #395 out of 823 companies for Beneish M-Score. This puts Core Laboratories 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 an Oil & Gas company?
A good Beneish M-Score depends on the Oil & Gas 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 Core Laboratories and its competitors. Core Laboratories's current Beneish M-Score is -2.69. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Core Laboratories stock overvalued right now?
Core Laboratories (MEX:CLB) has a current Beneish M-Score of -2.69. The stock's GF Value™ is MXN1,333.14, compared to a current price of MXN856.38 — trading 35.8% below its estimated fair value. The current Beneish M-Score is -2.69. Core Laboratories' overall GF Score™ is 62/100 with 3 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 Core Laboratories (MEX:CLB), the current Beneish M-Score is -2.69 as of Jul. 15, 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 Core Laboratories (MEX:CLB) Overvalued in 2026?

Based on GuruFocus' analysis, Core Laboratories stock appears to be undervalued. The current stock price of MXN856.38 is trading 35.8% below its estimated GF Value™ of MXN1,333.14.

Key valuation signals for MEX:CLB:

  • Beneish M-Score: -2.69
  • GF Value™: MXN1,333.14 vs. price of MXN856.38 (35.8% below fair value)
  • GF Score™: 62/100 with 3 warning signs

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


Core Laboratories Business Description

Industry EnergyOil & Gas
Other Exchanges CLB:USAHJ1:Germany
Address 6316 Windfern Road, Houston, TX, USA, 77040
Core Laboratories Inc is a providers of proprietary and patented reservoir description and production enhancement services and products to the oil and gas industry, through client relationships. The company operates its business in two segments; Reservoir Description, and Production Enhancement. It provides data and analytics to aid well operators in determining optimal methods for recovering, processing, and refining hydrocarbons from a well. It also manufactures the associated lab equipment for its services. The company generates majority of its revenue from Reservoir Description segment.
62GF Score

Get the complete analysis for MEX:CLB

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

MXN856.38
Price
MXN1,333.14
GF Value