How many insider trades does FilingIQ track for CNR?

FilingIQ tracks 295 Form 4 insider transactions for CNR (Core Natural Resources, Inc.), covering filings from May 30, 2019 onwards. 40 of those were filed in the last 90 days.

Are CNR insiders net buyers or net sellers?

Across the full Form 4 history for CNR, 33 transactions (11%) were open-market purchases and 55 (19%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does CNR insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is CNR in?

Core Natural Resources, Inc. (CNR) is classified in the Energy sector, specifically Thermal Coal, with a current market capitalisation of $5.34B.

CNR insider trading

NYSE Energy

Core Natural Resources, Inc. — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

295

Last 90 days

Buys / sells

11% / 19%

Market cap

$5.34B

About Core Natural Resources, Inc.

Core Natural Resources, Inc., together with its subsidiaries, produces, sells, and exports metallurgical and thermal coals in the United States and internationally. It operates through the High CV Thermal; Metallurgical; Powder River Basin (PRB); and Core Marine Terminal segments. The High CV Thermal segment consists of Pennsylvania Mining Complex and the West Elk mine located in Colorado. The Metallurgical segment consists of Leer, Leer South, Beckley, Mountain Laurel, and Itmann coal mines in West Virginia. The PRB segment consists of Black Thunder and Coal Creek surface mining complexes located in Wyoming. The Core Marine Terminal segment consists of coal export terminal operations in the Port of Baltimore. The company was formerly known as CONSOL Energy Inc. and changed its name to Core Natural Resources, Inc. in January 2025. Core Natural Resources, Inc. was founded in 1864 and is headquartered in Canonsburg, Pennsylvania.

Company website: corenaturalresources.com

CNR insider activity at a glance

FilingIQ has scored 295 insider transactions for CNR since May 30, 2019. The most recent filing in our index is dated Apr 30, 2026.

Across the full history, 33 open-market purchases and 55 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on CNR insider trades is 63.8/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live CNR trades on FilingIQ Raw filings on SEC EDGAR

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13F funds holding CNR

Summit Street Capital Management, LLC

$24.66M · 4.1% of AUM

Frequently asked

How many insider trades does FilingIQ track for CNR?: FilingIQ tracks 295 Form 4 insider transactions for CNR (Core Natural Resources, Inc.), covering filings from May 30, 2019 onwards. 40 of those were filed in the last 90 days.
Are CNR insiders net buyers or net sellers?: Across the full Form 4 history for CNR, 33 transactions (11%) were open-market purchases and 55 (19%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does CNR insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is CNR in?: Core Natural Resources, Inc. (CNR) is classified in the Energy sector, specifically Thermal Coal, with a current market capitalisation of $5.34B.

Methodology & sources

Every CNR insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.