Company Description
Core Natural Resources, Inc. (NYSE: CNR) is a producer and exporter of coal that focuses on high-quality metallurgical coal and high calorific value thermal coal for the global marketplace. According to company disclosures, it operates a portfolio of large-scale, low-cost longwall mines and one of the world's largest surface coal mines. Core Natural Resources plays a role in supplying coal used in steel production, infrastructure development, and power generation.
The company was created in January 2025 via the merger of CONSOL Energy and Arch Resources, two long-time coal industry participants. Core Natural Resources is based in Canonsburg, Pennsylvania, and its common stock is listed on the New York Stock Exchange under the symbol CNR. Public filings describe the business as having a diversified coal product slate and a focus on both domestic and seaborne markets.
Operations and Assets
Core Natural Resources reports that its operating portfolio includes the Pennsylvania Mining Complex, the Leer and Leer South longwall mines, the West Elk longwall mine in Colorado, and the Black Thunder surface mine. Company descriptions characterize these as large-scale, low-cost operations. Core also notes ownership positions in two East Coast marine export terminals and other marine export facilities, which provide access to international coal markets.
The company produces metallurgical coal, which is used primarily in steelmaking, and high calorific value thermal coal, which is used by power generators and other customers. In public communications, Core Natural Resources highlights its focus on seaborne markets as well as its role in serving the U.S. power generation fleet. It also references a Powder River Basin segment and a high calorific value thermal coal segment, alongside its metallurgical coal segment.
Business Model and Segments
Based on company reports, Core Natural Resources organizes its coal production into several segments, including a metallurgical segment, a high calorific value thermal coal segment, and a Powder River Basin segment. The metallurgical segment includes coking coal sales and thermal byproduct sales. The high calorific value thermal segment serves domestic and export customers, and the Powder River Basin segment supplies coal to coal-based power plants.
Company disclosures indicate that Core Natural Resources markets coal through a mix of committed contracts and other sales arrangements. It has discussed a strong book of committed thermal business and commitments for metallurgical coal volumes. The company has also described an emphasis on a capital return program, including share repurchases and dividends, funded by cash flow from its coal operations.
Logistics and Market Access
Core Natural Resources states that it has an extensive logistical network anchored by ownership interests in marine export terminals on the East Coast of the United States. This network is intended to provide access to seaborne coal markets. The company notes that a significant portion of its production is sold in international markets, and it references export-focused operations from both its eastern mines and its Powder River Basin and West Elk operations.
In its public statements, the company has also discussed the impact of transportation systems and regulatory developments on its ability to deliver coal to market. It highlights the importance of rail and export infrastructure in connecting its mines to domestic and international customers.
Safety, Compliance, and Culture
Core Natural Resources describes its culture as grounded in safety and compliance, continuous improvement, and financial performance, with an emphasis on stakeholder and stockholder engagement. In multiple press releases, the company has emphasized safety in relation to its longwall operations, including responses to combustion-related activity at the Leer South mine and the handling of elevated gas levels in underground operations.
The company has also disclosed regulatory interactions related to mine safety. For example, an 8-K filing reports that a subsidiary received an imminent danger order under section 107(a) of the Federal Mine Safety and Health Act at the Mountaineer II mine in West Virginia after elevated methane levels were detected in an isolated section of the mine. According to the filing, mine personnel took actions to alleviate the condition, restored acceptable methane levels, and the order was terminated without injuries or illnesses.
Corporate Structure and Capital Framework
Core Natural Resources communicates that it has established a capital structure that includes tax-exempt bonds, a revolving credit facility, and a receivables financing arrangement. An 8-K filing describes a refinancing of tax-exempt bonds previously issued by CONSOL Energy and Arch Resources, resulting in unsecured bonds with a defined term and interest rate. Another filing outlines a receivables financing agreement and related sale and contribution arrangements involving trade receivables.
The company has also described a capital return framework that targets returning a significant portion of free cash flow to stockholders, primarily through share repurchases supplemented by a quarterly dividend. Public earnings releases detail the use of cash flow from operations to fund share buybacks and dividends, subject to board decisions and market conditions.
Mine Portfolio and Recent Operational Developments
Core Natural Resources has reported several operational updates for its mines. At Leer South, the company addressed combustion-related activity in a mined-out area, temporarily sealed the affected section, and later re-entered the mine to inspect and recover longwall equipment. According to company statements, the longwall system was largely unaffected, and the equipment was generally in good condition after the event. The company has also announced the resumption of longwall operations at Leer South following these efforts.
At the West Elk mine in Colorado, Core Natural Resources has discussed a transition to a different reserve area, referred to as the B-Seam, and has reported that the mine is executing at consistent productivity levels after this transition. In the Powder River Basin, the company has described sales volumes to coal-based power plants and the impact of royalty rate changes on revenues and costs.
Exploration of Rare Earth Elements and Critical Minerals
In one of its earnings communications, Core Natural Resources reported that it completed a sampling and analysis program at its Black Thunder and Coal Creek mines in collaboration with the University of Wyoming School of Energy Resources. The company stated that the results showed elevated ash-basis concentrations of certain rare earth elements and critical minerals at the coal seam margins in the Powder River Basin. It also mentioned that it is commencing the next phase of evaluation, including an expanded drilling program and engagement with technology and engineering providers.
At its eastern operations, including the Pennsylvania Mining Complex, Leer, and Leer South, Core Natural Resources noted measured ash-basis concentrations that were less elevated than at its Powder River Basin operations but indicated that large flow rates and accessible byproduct streams could offer opportunities for further upgrading. These activities are described as part of an evaluation of potential rare earth element and critical mineral resources associated with its coal operations.
Regulatory and Policy Environment
Core Natural Resources has discussed the impact of U.S. policy developments on its operations. In its public communications, the company has referenced executive orders aimed at reducing regulatory burdens on coal-based power plants and legislation that includes provisions affecting the coal industry, such as changes in royalty rates on federal coal leases and tax credits related to metallurgical coal. The company has indicated that such measures can influence operating costs, competitiveness, and potential tax benefits for certain types of coal production.
The company also regularly notes in its forward-looking statements that its business is subject to risks related to coal price volatility, regulatory changes, environmental and safety requirements, transportation availability, and global market conditions. These risk factors are further detailed in its annual and quarterly reports filed with the Securities and Exchange Commission.
Investor Information and Public Reporting
Core Natural Resources files periodic reports with the SEC, including Forms 10-K, 10-Q, and 8-K. The 8-K filings summarized in the available data include announcements of quarterly financial results, updates on mine operations, leadership changes, financing arrangements, and mine safety events. The company also uses press releases and investor presentations to provide additional information about its operations, financial performance, and strategic priorities.
According to these disclosures, the company holds regular investor conference calls to discuss quarterly results and posts related materials in the investor section of its website. These communications typically include discussions of segment performance, coal sales volumes, realized coal revenue per ton sold, cash cost of coal sold per ton, and guidance ranges for sales and costs, along with non-GAAP measures such as adjusted EBITDA and free cash flow.
Status and Listing
SEC filings confirm that Core Natural Resources, Inc. is registered under Section 12(b) of the Securities Exchange Act of 1934 and that its common stock trades on the New York Stock Exchange under the symbol CNR. The filings also identify the company as a registrant with ongoing reporting obligations and describe various financing and operational activities undertaken after its formation in January 2025.
Stock Performance
Core Natural (CNR) stock last traded at $104.25. Over the past 12 months, the stock has gained 40.0%, ranking #391 in 52-week price change. At a market capitalization of $5.1B, CNR is classified as a mid-cap stock with approximately 50.8M shares outstanding.
Latest News
Core Natural has 10 recent news articles. Of the recent coverage, 7 articles coincided with positive price movement and 3 with negative movement. Key topics include earnings, earnings date, management. View all CNR news →
SEC Filings
Core Natural has filed 5 recent SEC filings, including 3 Form 4, 1 Form 144, 1 Form SCHEDULE 13G/A. The most recent filing was submitted on March 26, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all CNR SEC filings →
Insider Radar
Insider selling at Core Natural over the past 90 days can reflect routine portfolio management, scheduled trading plans (Rule 10b5-1), tax planning, or compensation-related dispositions rather than a directional view on the stock.
Financial Highlights
Core Natural generated $4.2B in revenue over the trailing twelve months, retaining a 14.9% gross margin, operating income reached -$182.1M (-4.4% operating margin), and net income was -$153.2M, reflecting a -3.7% net profit margin. Diluted earnings per share stood at $-2.98. The company generated $305.8M in operating cash flow. With a current ratio of 1.60, the balance sheet reflects a strong liquidity position.
Upcoming Events
Bond maturity
Core Natural has 1 upcoming scheduled event. The next event, "Bond maturity", is scheduled for March 1, 2035 (in 3254 days). 1 of the upcoming events are financial in nature, such as earnings calls or quarterly results. Investors can track these dates to stay informed about potential catalysts that may affect the CNR stock price.
Short Interest History
Short interest in Core Natural (CNR) currently stands at 2.2 million shares, up 4.0% from the previous reporting period, representing 4.4% of the float. Over the past 12 months, short interest has decreased by 17.5%. This relatively low short interest suggests limited bearish sentiment.
Days to Cover History
Days to cover for Core Natural (CNR) currently stands at 1.8 days, down 24.8% from the previous period. This low days-to-cover ratio indicates high liquidity, allowing short sellers to quickly exit positions if needed. The ratio has shown significant volatility over the period, ranging from 1.8 to 5.3 days.
CNR Company Profile & Sector Positioning
Core Natural (CNR) operates in the Thermal Coal industry within the broader Bituminous Coal & Lignite Mining sector and is listed on the NYSE. Among dividend-paying stocks, CNR ranks #1,433 by dividend yield. In monthly performance, the stock ranks #178 among all tracked companies.
Investors comparing CNR often look at related companies in the same sector, including Alliance Rsc (ARLP), Peabody Energy (BTU), Natural Resource Partners L.P. (NRP), Hallador Energy Company (HNRG), and NACCO Industries (NC). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate CNR's relative position within its industry.