Core Laboratories Inc.
Core Laboratories Inc. (NYSE: CLB) provides reservoir description and production enhancement services and products to the oil and gas industry, serving major, national and independent oil companies. Its services and technologies help clients characterize reservoir rocks and fluids, assess well completions, and improve… From the company’s description.
Over the twelve months to Sep 30, 2026, Core Laboratories Inc. reported revenue of $516.74M, down 0.1% from a year earlier, and net income of $15.64M. Its operating margin was 7.5%, and operations generated $24.69M in cash. In fiscal 2025, it reported revenue of $526.52M, up 0.5% from fiscal 2024, and net income of $30.39M.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.
What Core Laboratories Inc. does
In the company’s own words
Core Laboratories Inc. (NYSE: CLB) provides reservoir description and production enhancement services and products to the oil and gas industry, serving major, national and independent oil companies. Its services and technologies help clients characterize reservoir rocks and fluids, assess well completions, and improve hydrocarbon recovery; it also supports carbon capture and sequestration, geothermal, and other subsurface projects. The company operates through two segments: Reservoir Description, which analyzes rock and fluid properties and supplies related laboratory equipment, and Production Enhancement, which provides completion diagnostics, perforating technologies and products, and services for production and well abandonment. Services represented 76% of revenue and product sales 24% in 2025. Core Laboratories reported revenue of $526.5 million for fiscal 2025 and had approximately 3,300 employees and more than 70 offices in over 50 countries at year-end. Its technologies and digital platforms include NITRO services, RAPID database, CONNECT data tools, and World Wide Rock Catalog. Established in 1936, the company completed its redomestication as a Delaware corporation in 2023. Its website is https://www.corelab.com.
Company details
- Sector
- Energy
- Industry (SIC)
- Mining
- Headquarters
- HOUSTON, TX
- Fiscal year end
- December
- CIK
- 1958086
- SIC
- 1389
Financial performance, year by year
Fiscal 2023–2025 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns Core Laboratories Inc. — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Largest fund holders · Core Laboratories Inc.’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
Put this business in context.
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