Director at Core Natural Resources (CNR) granted 1,610 restricted stock units

Rhea-AI Filing Summary

Core Natural Resources, Inc. director Perera Valli received an equity award in the form of 1,610 restricted stock units of common stock. The grant was made at a price of $0.00 per share as a compensation award, not an open-market purchase.

The restricted stock units were granted under the company’s Omnibus Performance Incentive Plan and vest on the first anniversary of the grant date. After this award, Valli beneficially owns 9,317 shares of common stock, of which 1,610 are unvested restricted stock units that will convert into shares upon vesting.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Perera Valli

(Last) (First) (Middle)

275 TECHNOLOGY DRIVE, SUITE 101

(Street)

CANONSBURG PA 15317

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Core Natural Resources, Inc. [ CNR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common stock, par value $0.01 per share	02/17/2026		A		1,610(1)	A	$0	9,317(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents a grant of restricted stock units pursuant to the Issuer's Omnibus Performance Incentive Plan, which vest 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.

2. Of the 9,317 shares reported, 1,610 are unvested restricted stock units.

	/s/ Rosemary L. Klein, Attorney-in-Fact for Valli Perera	02/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Core Natural Resources (CNR) report for Perera Valli?

Core Natural Resources reported that director Perera Valli received a grant of 1,610 restricted stock units of common stock. The award was issued at $0.00 per share as equity compensation under the company’s Omnibus Performance Incentive Plan, rather than through a market purchase.

When do Perera Valli’s new restricted stock units in CNR vest?

The 1,610 restricted stock units granted to Perera Valli vest on the first anniversary of the grant date. Once vested, each restricted stock unit represents a contingent right to receive one share of Core Natural Resources’ common stock, increasing Valli’s freely vested holdings.

How many Core Natural Resources (CNR) shares does Perera Valli own after this Form 4 transaction?

Following the grant, Perera Valli beneficially owns 9,317 shares of Core Natural Resources common stock. Of these, 1,610 are unvested restricted stock units, while the remainder represents already vested or outstanding shares held directly in Valli’s name.

Was Perera Valli’s Core Natural Resources (CNR) award a market purchase or a compensation grant?

The transaction was a compensation grant, not a market purchase. Form 4 shows a transaction code “A” for grant, award, or other acquisition, with a $0.00 price per share, indicating equity was awarded under the company’s incentive plan rather than bought in the open market.

What does each restricted stock unit granted to Perera Valli by CNR represent?

Each of the 1,610 restricted stock units represents a contingent right to receive one share of Core Natural Resources common stock. These units will convert into common shares when they vest on the first anniversary of the grant date, assuming any plan conditions are satisfied.