# Core Laboratories Inc.: overview

CLB · NYSE · CIK 1958086 · [Energy](/sectors/energy.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/clb.md) · [Financials](/companies/clb/financials.md) · [Filings](/companies/clb/filings.md) · [Insiders](/companies/clb/insiders.md)

Latest reported revenue: [$124.6m](/filings/0001193125-26-326345.md) for Q2 FY2026, three months to 2026-06-30, from the 10-Q filed Jul 30, 2026 (XBRL us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax, accession 0001193125-26-326345).

## Last eight quarters

| Line item | Unit | Q3 FY2024 (2024-09-30) | Q4 FY2024 (2024-12-31) | Q1 FY2025 (2025-03-31) | Q2 FY2025 (2025-06-30) | Q3 FY2025 (2025-09-30) | Q4 FY2025 (2025-12-31) | Q1 FY2026 (2026-03-31) | Q2 FY2026 (2026-06-30) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [134](/filings/0001193125-25-248736.md) | [129 d](/filings/0001193125-26-118177.md) | [124](/filings/0001193125-26-198109.md) | [130](/filings/0001193125-26-326345.md) | [135](/filings/0001193125-25-248736.md) | [138 d](/filings/0001193125-26-118177.md) | [122](/filings/0001193125-26-198109.md) | [125](/filings/0001193125-26-326345.md) |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | [14.7%](/filings/0001193125-25-248736.md) | [11.0% d](/filings/0001193125-26-118177.md) | [3.6%](/filings/0001193125-26-198109.md) | [11.7%](/filings/0001193125-26-326345.md) | [15.6%](/filings/0001193125-25-248736.md) | [11.5% d](/filings/0001193125-26-118177.md) | [1.5%](/filings/0001193125-26-198109.md) | [7.3%](/filings/0001193125-26-326345.md) |
| Net margin | % | [8.7%](/filings/0001193125-25-248736.md) | [5.7% d](/filings/0001193125-26-118177.md) | [(0.1%)](/filings/0001193125-26-198109.md) | [8.2%](/filings/0001193125-26-326345.md) | [10.6%](/filings/0001193125-25-248736.md) | [3.6% d](/filings/0001193125-26-118177.md) | [(0.6%)](/filings/0001193125-26-198109.md) | [4.8%](/filings/0001193125-26-326345.md) |
| Diluted EPS | $ per share | [0.25](/filings/0001193125-25-248736.md) | not reported | [0.00](/filings/0001193125-26-198109.md) | [0.22](/filings/0001193125-26-326345.md) | [0.30](/filings/0001193125-25-248736.md) | not reported | [(0.02)](/filings/0001193125-26-198109.md) | [0.13](/filings/0001193125-26-326345.md) |
| Free cash flow | $m | [10.4 d](/filings/0001193125-25-248736.md) | [17.4 d](/filings/0001193125-26-118177.md) | [3.9](/filings/0001193125-26-198109.md) | [10.4 d](/filings/0001193125-26-326345.md) | [6.5 d](/filings/0001193125-25-248736.md) | [5.0 d](/filings/0001193125-26-118177.md) | [0.5](/filings/0001193125-26-198109.md) | [3.1 d](/filings/0001193125-26-326345.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Gross margin (gross profit / revenue). XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. Derived values: 9-month figure less the 6-month figure; 12-month figure less the 9-month figure; 6-month figure less the 3-month figure.

## Last five fiscal years

| Line item | Unit | FY (2021-12-31) | FY (2022-12-31) | FY2023 (2023-12-31) | FY2024 (2024-12-31) | FY2025 (2025-12-31) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [470](/filings/0000950170-24-015483.md) | [490](/filings/0000950170-25-019072.md) | [510](/filings/0001193125-26-118177.md) | [524](/filings/0001193125-26-118177.md) | [527](/filings/0001193125-26-118177.md) |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | [9.6%](/filings/0000950170-24-015483.md) | [8.5%](/filings/0000950170-25-019072.md) | [10.7%](/filings/0001193125-26-118177.md) | [11.2%](/filings/0001193125-26-118177.md) | [10.7%](/filings/0001193125-26-118177.md) |
| Net margin | % | [4.2%](/filings/0000950170-24-015483.md) | [4.0%](/filings/0000950170-25-019072.md) | [7.2%](/filings/0001193125-26-118177.md) | [6.0%](/filings/0001193125-26-118177.md) | [5.6%](/filings/0001193125-26-118177.md) |
| Diluted EPS | $ per share | [0.42](/filings/0000950170-24-015483.md) | [0.42](/filings/0000950170-25-019072.md) | [0.77](/filings/0001193125-26-118177.md) | [0.66](/filings/0001193125-26-118177.md) | [0.63](/filings/0001193125-26-118177.md) |
| Free cash flow | $m | [23.0](/filings/0000950170-24-015483.md) | [14.7](/filings/0000950170-25-019072.md) | [14.2](/filings/0001193125-26-118177.md) | [44.5](/filings/0001193125-26-118177.md) | [25.8](/filings/0001193125-26-118177.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Gross margin (gross profit / revenue). XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/clb/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [ARIEL INVESTMENTS, LLC](/funds/936753.md) | 2026-06-30 | $164.0m | 14,074,945 |  | Added +904,557 |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $86.9m | 7,460,118 |  | Added +251,615 |
| [DISCIPLINED GROWTH INVESTORS INC /MN](/funds/1050442.md) | 2026-06-30 | $35.4m | 3,042,177 |  | Reduced −1,894,938 |
| [EARNEST PARTNERS LLC](/funds/1102578.md) | 2026-06-30 | $34.3m | 2,941,004 |  | Reduced −114,992 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $25.4m | 2,176,480 |  | Added +115,943 |
| [CWA Asset Management Group, LLC](/funds/1667134.md) | 2026-06-30 | $20.4m | 1,755,085 |  | Added +14,084 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $18.5m | 1,590,521 |  | Reduced −29,342 |
| [DIMENSIONAL FUND ADVISORS LP](/funds/354204.md) | 2026-06-30 | $18.0m | 1,548,203 |  | Added +195,874 |
| [SCHRODER INVESTMENT MANAGEMENT GROUP](/funds/1086619.md) | 2026-06-30 | $16.9m | 1,543,638 |  | New +1,543,638 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $14.9m | 1,275,421 |  | Added +20,585 |

## Recent filings

[All 182 filings](/companies/clb/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-08-25 | 20:51 ET | [8-K](/filings/0001193125-26-365271.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-26-365271 |
| 2026-07-30 | 21:13 ET | [10-Q](/filings/0001193125-26-326345.md) | Quarterly report, period 2026-06-30 | 0001193125-26-326345 |
| 2026-07-29 | 20:43 ET | [8-K](/filings/0001193125-26-324101.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-324101 |
| 2026-05-13 | 20:54 ET | [8-K](/filings/0001193125-26-221857.md) | 5.07 Shareholder vote results | 0001193125-26-221857 |
| 2026-05-01 | 22:03 ET | [10-Q](/filings/0001193125-26-198109.md) | Quarterly report, period 2026-03-31 | 0001193125-26-198109 |
| 2026-04-29 | 20:43 ET | [8-K](/filings/0001193125-26-192018.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-192018 |
| 2026-03-31 | 21:21 ET | [DEF 14A](/filings/0001193125-26-134986.md) | Proxy statement, period 2026-03-31 | 0001193125-26-134986 |
| 2026-03-23 | 20:59 ET | [8-K](/filings/0001193125-26-119934.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-119934 |
| 2026-03-23 | 01:54 ET | [10-K](/filings/0001193125-26-118177.md) | Annual report, period 2025-12-31 | 0001193125-26-118177 |
| 2026-03-17 | 10:15 ET | [8-K/A](/filings/0001193125-26-109251.md) | 2.02 Results of operations | 0001193125-26-109251 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 31, 2025](/filings/0001193125-26-118177.md), filed Mar 23, 2026.

## Forecast league

Q3 FY2026, the quarter ended 2026-09-30, is open for forecasts until the first results filing for it is accepted by EDGAR. Results are due by \[object Promise\]. [Forecast this quarter](/leagues/2026q3/targets/e922e786-ae01-45d7-ad78-d8d9093658aa)

## About the filer

- CIK: 1958086
- Tickers: CLB
- Exchange: NYSE
- SIC code: 1389 Oil & Gas Field Services, NEC
- State of incorporation: DE
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:50 ET. No prices; not investment advice.