InsiderClue
Stocks · Silver Ores

Core Natural Resources, Inc.

CNR Clue Score46
United States Fiscal year ends December CIK 0001710366 Results filed 5 Nov 2026
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What the insiders did Net selling

Individual transactions

44
Insider
Date
Role
Action
Shares
Price
Amount
Rosemary L Klein
19 Mar 2026
SVP, CLO & Corp. Sec.
Sell
5,000
$110.62
$553.10K
Rosemary L Klein
19 Mar 2026
SVP, CLO & Corp. Sec.
Sell
10,000
$105.00
$1.05M
James A Brock
18 Mar 2026
Executive Chair and CEO
Sell indirect
40,760
$101.15
$4.12M
John Rothka
17 Mar 2026
Chief Accounting Officer
Sell
1,000
$97.66
$97.66K
Richard A Navarre
10 Mar 2026
Director
Sell
6,000
$91.70
$550.20K
John Rothka
10 Mar 2026
Chief Accounting Officer
Sell
3,800
$91.62
$348.16K
Richard A Navarre
25 Sep 2025
Director
Sell
5,000
$82.20
$411.00K
Patrick A Kriegshauser
17 Sep 2025
Director
Sell
3,043
$77.07
$234.52K
Holly K Koeppel
31 Mar 2025
Director
Sell
4,044
$75.68
$306.05K
Holly K Koeppel
31 Mar 2025
Director
Sell
4,771
$74.97
$357.68K
James A Brock
23 May 2024
Chief Executive Officer
Sell
900
$98.19
$88.37K
James A Brock
22 May 2024
Chief Executive Officer
Sell
5,400
$98.21
$530.33K
John Rothka
7 Mar 2024
Chief Accounting Officer
Sell
2,000
$94.56
$189.12K
Joseph P Platt JR
15 Sep 2023
Director
Sell
10,227
$98.33
$1.01M
John T Mills
15 Aug 2023
Director
Sell
14,900
$80.66
$1.20M
John T Mills
14 Aug 2023
Director
Sell
8,507
$80.49
$684.73K
John T Mills
11 Aug 2023
Director
Sell
282
$80.60
$22.73K
Martha A Wiegand
10 Aug 2023
General Counsel & Secretary
Sell
10,000
$80.33
$803.30K
Kurt R. Salvatori
10 Aug 2023
Chief Administrative Officer
Sell
6,097
$80.24
$489.22K
John Rothka
3 Mar 2023
Chief Accounting Officer
Sell
2,000
$64.34
$128.68K
James A Brock
1 Dec 2022
Chief Executive Officer
Sell
500
$78.20
$39.10K
James A Brock
30 Nov 2022
Chief Executive Officer
Sell
3,314
$78.08
$258.76K
James A Brock
29 Nov 2022
Chief Executive Officer
Sell
12,500
$75.33
$941.63K
Martha A Wiegand
6 Sep 2022
General Counsel & Secretary
Sell
8,500
$75.00
$637.50K
Martha A Wiegand
1 Sep 2022
General Counsel & Secretary
Sell
4,509
$71.36
$321.76K
Martha A Wiegand
1 Sep 2022
General Counsel & Secretary
Sell
3,991
$70.29
$280.53K
John Rothka
18 Aug 2022
Chief Accounting Officer
Sell
2,000
$70.36
$140.72K
James A Brock
17 Aug 2022
Chief Executive Officer
Sell
10,617
$68.61
$728.43K
James A Brock
17 Aug 2022
Chief Executive Officer
Sell
18,174
$67.71
$1.23M
James A Brock
17 Aug 2022
Chief Executive Officer
Sell
21,209
$67.00
$1.42M
Martha A Wiegand
17 Aug 2022
General Counsel & Secretary
Sell
7,000
$67.03
$469.21K
Kurt R. Salvatori
17 Aug 2022
Chief Administrative Officer
Sell
986
$67.74
$66.79K
Kurt R. Salvatori
17 Aug 2022
Chief Administrative Officer
Sell
13,338
$67.17
$895.91K
Joseph P Platt JR
23 May 2022
Director
Sell
2,800
$51.90
$145.32K
Joseph P Platt JR
23 May 2022
Director
Sell
11,377
$51.34
$584.10K
John T Mills
19 May 2022
Director
Sell
2,947
$50.55
$148.97K
John T Mills
18 May 2022
Director
Sell
1,230
$51.30
$63.10K
John T Mills
17 May 2022
Director
Sell
10,000
$51.41
$514.10K
Sophie Bergeron
10 May 2022
Director
Sell
12,200
$48.25
$588.65K
Kurt R. Salvatori
12 Apr 2022
Chief Administrative Officer
Sell
6,995
$42.04
$294.07K
John T Mills
2 Jun 2021
Director
Sell
15,702
$16.58
$260.34K
James J. McCaffrey
4 Mar 2019
SVP - Coal Marketing
Sell
1,738
$38.40
$66.74K
John T Mills
13 Jun 2018
Director
Sell
4,000
$43.50
$174.00K
John T Mills
13 Jun 2018
Director
Sell
2,000
$40.00
$80.00K
Show all 68 transactions →

What was left out

Form 4 filings counted 278
Amendments (4/A) skipped 16
Filings about a different issuer 21
Unreadable filings 0
Joint filings 1
Sales on a Rule 10b5-1 plan 19
Sales straight out of an exercise 0
Sales at will 44
Transactions with no price 0
Shares from compensation/vesting 32,194,260
Sales filed before the plan box existed 25
History held since 30 Nov 2017