Robert J. Braithwaite Jr. - 17 Feb 2026 Form 4 Insider Report for Core Natural Resources, Inc. (CNR)

Role
SVP, Marketing & Sales
Signature
/s/ Rosemary L. Klein, Attorney-in-Fact for Robert J. Braithwaite, Jr.
Issuer symbol
CNR
Transactions as of
17 Feb 2026
Net transactions value
-$68,855
Form type
4
Filing time
19 Feb 2026, 19:59:12 UTC
Previous filing
20 Feb 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Braithwaite Robert J. Jr. SVP, Marketing & Sales 275 TECHNOLOGY DRIVE, SUITE 101, CANONSBURG /s/ Rosemary L. Klein, Attorney-in-Fact for Robert J. Braithwaite, Jr. 19 Feb 2026 0002052440
This filing has been restated, see here for the amended filing

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CNR Common stock, par value $0.01 per share Award $0 +4,440 +35% $0.000000 17,064 17 Feb 2026 Direct F1
transaction CNR Common stock, par value $0.01 per share Tax liability $27,578 -310 -1.8% $88.96 16,754 18 Feb 2026 Direct F2
transaction CNR Common stock, par value $0.01 per share Tax liability $41,277 -464 -2.8% $88.96 16,290 18 Feb 2026 Direct F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents a grant of restricted stock units pursuant to the Issuer's Omnibus Performance Incentive Plan, which vest annually in equal installments over a period of three years, beginning on the first anniversary of the grant date. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
F2 Represents shares of common stock withheld to satisfy the Reporting Person's tax liability from the vesting of restricted stock units previously granted to him.
F3 Of the 16,290 shares reported, 8,169 are unvested restricted stock units.