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Core Natural Resources, Inc.

CNR Net selling

CIK 0001710366 #1415 in the set updated 19 Sep 2026

Bought (12 mo)

$0.00

out of their own pocket, the only kind of buying there is

Sold (12 mo)

$7.55M

$420.00K on a plan · $0.00 straight out of an exercise

Sold at will

$7.13M

7 of 10 sales

Net

−$7.55M

−$7.13M against sales at will

By person

17 insiders · 10 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Brock James A

Executive Chair and CEO

—

$4.12M (1)

−$4.12M

291,415

0.5871%

$32.24M

−19.0%

Klein Rosemary L

SVP, CLO & Corp. Sec.

—

$1.60M (2)

−$1.60M

53,679

0.1081%

$5.94M

+447,225%

NAVARRE RICHARD A

Director

—

$961.20K (2)

−$961.20K

18,034

0.0363%

$1.99M

+450,750%

Rothka John

Chief Accounting Officer

—

$865.82K (5)

−$865.82K

5,190

0.0105%

$574.12K

−60.5%

Lang Paul A

Chief Executive Officer

—

341,062

0.6871%

$37.73M

—

Slone Deck

SVP, Strategy & Public Policy

—

70,207

0.1414%

$7.77M

—

Thakkar Miteshkumar

President & CFO

—

61,657

0.1242%

$6.82M

+46.8%

Platt Joseph P JR

Director

—

40,648

0.0819%

$4.50M

+13.9%

Schuller George John JR

SVP, Chief Operating Officer

—

27,338

0.0551%

$3.02M

—

KRIEGSHAUSER PATRICK A

Director

—

24,958

0.0503%

$2.76M

—

Salvatori Kurt R.

SVP, Chief Admin. Officer

—

24,585

0.0495%

$2.72M

+82.0%

Braithwaite Robert J. Jr.

SVP, Marketing & Sales

—

16,290

0.0328%

$1.80M

+130.8%

KOEPPEL HOLLY K

Director

—

14,958

0.0301%

$1.65M

—

Perera Valli

Director

—

9,317

0.0188%

$1.03M

+113.7%

Pan Cassandra Chia-Wei

Director

—

7,707

0.0155%

$852.55K

+76.8%

Keating Ronald C

Director

—

1,390

0.0028%

$153.76K

—

Doheny Edward L II

Director

—

1,390

0.0028%

$153.76K

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

Klein Rosemary L

19 Mar 2026

SVP, CLO & Corp. Sec.

Sell

5,000

$110.62

$553.10K

Klein Rosemary L

19 Mar 2026

SVP, CLO & Corp. Sec.

Sell

10,000

$105.00

$1.05M

Brock James A

18 Mar 2026

Executive Chair and CEO

Sell indirect

40,760

$101.15

$4.12M

Rothka John

17 Mar 2026

Chief Accounting Officer

Sell

1,000

$97.66

$97.66K

NAVARRE RICHARD A

10 Mar 2026

Director

Sell

6,000

$91.70

$550.20K

Rothka John

10 Mar 2026

Chief Accounting Officer

Sell

3,800

$91.62

$348.16K

Rothka John

9 Oct 2025

Chief Accounting Officer

Sold on a plan

1,000

$100.00

$100.00K

Rothka John

8 Oct 2025

Chief Accounting Officer

Sold on a plan

1,000

$95.00

$95.00K

Rothka John

3 Oct 2025

Chief Accounting Officer

Sold on a plan

2,500

$90.00

$225.00K

NAVARRE RICHARD A

25 Sep 2025

Director

Sell

5,000

$82.20

$411.00K

What was left out

Form 4 filings counted 25

Amendments (4/A) skipped 13

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 3

Sales straight out of an exercise 0

Sales at will 7

Transactions with no price 0

Shares from compensation/vesting 478,506

History held since 30 Nov 2017