Form 4 Tracker
Core Natural Resources, Inc.
CNR

34 insider filings · Latest: Apr 30, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Mar 19, 2026Mar 20 2:27 PMRosemary L KleinSVP, CLO & Corp. Sec.
Sale
15,000$106.87$1.6M53,679(D)

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Mar 18, 2026Mar 19 9:42 PMJames A BrockDirector, Executive Chair and CEO
Sale
40,760$101.15$4.1M100,000(I)

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Mar 19, 2026Mar 19 8:06 PMTHE ROSEMARY L. KLEIN REV TRUST
Proposed Sale
15,000$106.87$1.6M

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Mar 17, 2026Mar 19 2:58 PMJohn RothkaChief Accounting Officer
Sale
1,000$97.66$97.7K5,190(D)

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Mar 18, 2026Mar 18 10:02 PMJames A. Brock
Proposed Sale
40,760$101.54$4.1M

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Mar 17, 2026Mar 17 8:03 PMRothka John
Proposed Sale
1,000$97.66$97.7K

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Mar 10, 2026Mar 11 3:40 PMJohn RothkaChief Accounting Officer
Sale
3,800$91.62$348.2K6,190(D)

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Mar 10, 2026Mar 11 3:33 PMRichard A NavarreDirector
Sale
6,000$91.70$550.2K18,034(D)

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Mar 10, 2026Mar 10 8:15 PMRichard A Navarre
Proposed Sale
6,000$91.70$550.2K

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Mar 10, 2026Mar 10 8:04 PMRothka John
Proposed Sale
3,800$91.76$348.7K

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Dec 18, 2025Dec 18 8:41 PMLang Paul A
Proposed Sale
60,000$89.92$5.4M

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Oct 9, 2025Oct 9 8:18 PMJOHN ROTHKA
Proposed Sale
1,000$97.71$97.7K

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Oct 8, 2025Oct 8 8:20 PMJOHN ROTHKA
Proposed Sale
1,000$92.70$92.7K

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Oct 3, 2025Oct 3 8:28 PMJOHN ROTHKA
Proposed Sale
2,500$85.80$214.5K

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Sep 25, 2025Sep 25 8:04 PMRICHARD NAVARRE
Proposed Sale
5,000$82.20$411.0K

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Sep 17, 2025Sep 17 8:10 PMPATRICK A. KRIEGSHAUSER
Proposed Sale
3,043$77.07$234.5K

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Mar 31, 2025Mar 31 8:05 PMHOLLY KELLER KOEPPEL
Proposed Sale
8,815$75.30$663.8K

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Feb 21, 2025Feb 21 3:29 PMMILLS JOHN T
Proposed Sale
51,603$75.57$3.9M

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Stock Options & Derivatives

No transactions found.