# Core Natural Resources, Inc.: overview

CNR · NYSE · CIK 1710366 · [Materials](/sectors/materials.md) · fiscal year ends Dec 31

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

Latest reported revenue: [$1.14bn](/filings/0001710366-26-000054.md) for Q2 FY2026, three months to 2026-06-30, from the 10-Q filed Aug 6, 2026 (XBRL us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax, accession 0001710366-26-000054).

## 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 | [553](/filings/0001710366-25-000030.md) | [574 d](/filings/0001710366-26-000007.md) | [1,017](/filings/0001710366-26-000041.md) | [1,102](/filings/0001710366-26-000054.md) | [1,003](/filings/0001710366-25-000030.md) | [1,042 d](/filings/0001710366-26-000007.md) | [1,084](/filings/0001710366-26-000041.md) | [1,141](/filings/0001710366-26-000054.md) |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | [21.2%](/filings/0001710366-25-000030.md) | [6.6% d](/filings/0001710366-26-000007.md) | [(5.3%)](/filings/0001710366-26-000041.md) | [(1.7%)](/filings/0001710366-26-000054.md) | [(1.2%)](/filings/0001710366-25-000030.md) | [(9.3%) d](/filings/0001710366-26-000007.md) | [3.0%](/filings/0001710366-26-000041.md) | [13.7%](/filings/0001710366-26-000054.md) |
| Net margin | % | [17.3%](/filings/0001710366-25-000030.md) | [5.4% d](/filings/0001710366-26-000007.md) | [(6.8%)](/filings/0001710366-26-000054.md) | [(3.3%)](/filings/0001710366-26-000054.md) | [3.2%](/filings/0001710366-25-000030.md) | [(7.6%) d](/filings/0001710366-26-000007.md) | [1.9%](/filings/0001710366-26-000054.md) | [11.1%](/filings/0001710366-26-000054.md) |
| Diluted EPS | $ per share | [3.22](/filings/0001710366-25-000030.md) | not reported | [(1.38)](/filings/0001710366-26-000041.md) | [(0.70)](/filings/0001710366-26-000054.md) | [0.61](/filings/0001710366-25-000030.md) | not reported | [0.41](/filings/0001710366-26-000041.md) | [2.51](/filings/0001710366-26-000054.md) |
| Free cash flow | $m | [122 d](/filings/0001710366-25-000030.md) | [80.5 d](/filings/0001710366-26-000007.md) | [(174)](/filings/0001710366-26-000041.md) | [131 d](/filings/0001710366-26-000054.md) | [38.6 d](/filings/0001710366-25-000030.md) | [26.0 d](/filings/0001710366-26-000007.md) | [46.3](/filings/0001710366-26-000041.md) | [149 d](/filings/0001710366-26-000054.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 | FY2021 (2021-12-31) | FY2022 (2022-12-31) | FY2023 (2023-12-31) | FY2024 (2024-12-31) | FY2025 (2025-12-31) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [1,261](/filings/0001710366-24-000006.md) | [2,280](/filings/0001710366-25-000010.md) | [2,507](/filings/0001710366-26-000007.md) | [2,164](/filings/0001710366-26-000007.md) | [4,165](/filings/0001710366-26-000007.md) |
| Gross margin | % | not reported | not reported | not reported | not reported | not reported |
| Operating margin | % | not reported | not reported | [32.0%](/filings/0001710366-26-000007.md) | [16.2%](/filings/0001710366-26-000007.md) | [(4.4%)](/filings/0001710366-26-000007.md) |
| Net margin | % | [2.7%](/filings/0001710366-24-000006.md) | [20.5%](/filings/0001710366-25-000010.md) | [26.2%](/filings/0001710366-26-000007.md) | [13.2%](/filings/0001710366-26-000007.md) | [(3.7%)](/filings/0001710366-26-000007.md) |
| Diluted EPS | $ per share | [0.96](/filings/0001710366-24-000006.md) | [13.07](/filings/0001710366-25-000010.md) | [19.79](/filings/0001710366-26-000007.md) | [9.61](/filings/0001710366-26-000007.md) | [(2.98)](/filings/0001710366-26-000007.md) |
| Free cash flow | $m | [173](/filings/0001710366-24-000006.md) | [479](/filings/0001710366-25-000010.md) | [690](/filings/0001710366-26-000007.md) | [298](/filings/0001710366-26-000007.md) | [21.2](/filings/0001710366-26-000007.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Gross margin (gross profit / revenue). XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Operating margin (operating income / revenue). XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Operating income: us-gaap:OperatingIncomeLoss.
- 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/cnr/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 |
| --- | --- | ---: | ---: | --- | --- |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $607.9m | 7,596,655 |  | Added +174,094 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $316.4m | 3,953,520 |  | Reduced −23,804 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $241.6m | 3,018,983 |  | Added +61,101 |
| [FMR LLC](/funds/315066.md) | 2026-06-30 | $231.7m | 2,895,835 |  | Reduced −1,149,930 |
| [DME Capital Management, LP](/funds/1489933.md) | 2026-06-30 | $182.7m | 2,283,200 |  | Added +425,060 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $174.9m | 2,185,507 |  | Reduced −3,207 |
| [DIMENSIONAL FUND ADVISORS LP](/funds/354204.md) | 2026-06-30 | $119.1m | 1,488,824 |  | Added +115,882 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $106.5m | 1,330,502 |  | Added +53,962 |
| [Flat Footed LLC](/funds/1799456.md) | 2026-06-30 | $93.3m | 1,165,762 |  | Added +1,120,797 |
| [Goehring & Rozencwajg Associates, LLC](/funds/1863154.md) | 2026-06-30 | $88.1m | 1,100,977 |  | Added +392,752 |

## Recent filings

[All 652 filings](/companies/cnr/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-08-19 | 08:04 ET | [8-K](/filings/0001193125-26-356186.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-356186 |
| 2026-08-06 | 07:07 ET | [10-Q](/filings/0001710366-26-000054.md) | Quarterly report, period 2026-06-30 | 0001710366-26-000054 |
| 2026-08-06 | 07:06 ET | [8-K](/filings/0001710366-26-000053.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001710366-26-000053 |
| 2026-06-04 | 16:48 ET | [8-K](/filings/0001710366-26-000048.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001710366-26-000048 |
| 2026-05-19 | 16:02 ET | [8-K](/filings/0001710366-26-000045.md) | 1.04 Item not in the standard list | 0001710366-26-000045 |
| 2026-05-07 | 07:00 ET | [10-Q](/filings/0001710366-26-000041.md) | Quarterly report, period 2026-03-31 | 0001710366-26-000041 |
| 2026-05-07 | 06:58 ET | [8-K](/filings/0001710366-26-000040.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001710366-26-000040 |
| 2026-05-04 | 16:33 ET | [8-K](/filings/0001710366-26-000034.md) | 1.04 Item not in the standard list | 0001710366-26-000034 |
| 2026-04-30 | 17:06 ET | [8-K](/filings/0001710366-26-000023.md) | 5.07 Shareholder vote results; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001710366-26-000023 |
| 2026-03-16 | 10:08 ET | [DEF 14A](/filings/0001710366-26-000017.md) | Proxy statement, period 2026-04-30 | 0001710366-26-000017 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 31, 2025](/filings/0001710366-26-000007.md), filed Feb 17, 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/4c3270bc-9a87-4b2a-a628-dd090e319546)

## About the filer

- CIK: 1710366
- Tickers: CNR
- Exchange: NYSE
- SIC code: 1220 Silver Ores
- State of incorporation: DC
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:46 ET. No prices; not investment advice.