Core Laboratories (MEX:CLB) Insider Ownership: 0.00 % (As of Aug. 07, 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
63 GF Score
Price MXN856.38
GF Value MXN1,314.44
! 2 Warning Signs
View Full Analysis

What is Core Laboratories Insider Ownership?

Core Laboratories MEX:CLB 63 Insider Ownership is 0.00 % as of Aug. 07, 2026. GuruFocus rates MEX:CLB with a GF Score™ of 63/100 and a GF Value™ of MXN1,314.44. The stock has 2 warning signs investors should review.

Insider ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, Core Laboratories's insider ownership is 0.00%.

Institutional Ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, Core Laboratories's Institutional Ownership is 71.53%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, Core Laboratories's Float Percentage Of Total Shares Outstanding is 41.99%.

Core Laboratories Insider Ownership Historical Data

* Premium members only.

The historical data trend for Core Laboratories's Insider Ownership 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 Insider Ownership Chart

Core Laboratories Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Insider Ownership
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

Core Laboratories Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Insider Ownership 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 0.00 0.00 0.00 0.00 0.00
MEX:CLB
63GF Score
Core Laboratories Inc MEX:CLB
Insider Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Core Laboratories Insider Ownership Calculation

The percentage of shares that are owned by company insiders relative to the total shares outstanding.

Frequently Asked Questions Learn more about Insider Ownership →
What does a Insider Ownership of 0.00 % mean?
Core Laboratories (MEX:CLB) has a Insider Ownership of 0.00 % as of Aug. 07, 2026. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Core Laboratories and its competitors.
Is Core Laboratories' Insider Ownership too high?
Core Laboratories' current Insider Ownership is 0.00 %. Overall, Core Laboratories has a GF Score™ of 63/100, reflecting its overall financial health beyond just this single metric.
How does Core Laboratories' Insider Ownership compare to EROK and OIS?
Core Laboratories' Insider Ownership of 0.00 % can be compared against companies in the Oil & Gas industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Insider Ownership for an Oil & Gas company?
A good Insider Ownership depends on the Oil & Gas industry context. However, Insider Ownership 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 Insider Ownership mean?
A high Insider Ownership can signal that a stock is expensive relative to its fundamentals. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Core Laboratories and its competitors. Core Laboratories's current Insider Ownership is 0.00 %. 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 Insider Ownership of 0.00 %. The stock's GF Value™ is MXN1,314.44, compared to a current price of MXN856.38 — trading 34.8% below its estimated fair value. The current Insider Ownership is 0.00 %. Core Laboratories' overall GF Score™ is 63/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Insider Ownership calculated?
Insider Ownership is calculated from a company's financial statements. For Core Laboratories (MEX:CLB), the current Insider Ownership is 0.00 % as of Aug. 07, 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 34.8% below its estimated GF Value™ of MXN1,314.44.

Key valuation signals for MEX:CLB:

  • Insider Ownership: 0.00 %
  • GF Value™: MXN1,314.44 vs. price of MXN856.38 (34.8% below fair value)
  • GF Score™: 63/100 with 2 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.
63GF Score

Get the complete analysis for MEX:CLB

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

MXN856.38
Price
MXN1,314.44
GF Value