[SCHEDULE 13G/A] Core Natural Resources, Inc. SEC Filing

Rhea-AI Filing Summary

The Vanguard Group filed an amended Schedule 13G reporting passive ownership of 5,630,287 shares of Core Natural Resources Inc common stock, representing 10.93% of the class as of 09/30/2025.

The filing shows 0 shares with sole voting power and 331,513 with shared voting power. Vanguard reports 5,241,387 shares with sole dispositive power and 388,900 with shared dispositive power. The firm states the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control. Clients of The Vanguard Group have the right to receive dividends or sale proceeds, and no single other person’s interest exceeds 5%.

Insights

Equity ownership & governance analyst

Passive 10.93% stake; limited voting power disclosed.

Vanguard reports a 10.93% beneficial stake in Core Natural Resources via Schedule 13G/A, indicating passive intent. The structure shows 0 sole voting power and some shared voting power, typical for index and fund complexes managing across accounts.

Control dynamics appear limited: dispositive power is largely sole (5,241,387 shares) but voting is mostly shared (331,513 shares). The certification states holdings are in the ordinary course and not to influence control, aligning with 13G requirements.

Actual market impact depends on routine portfolio flows by clients and funds; the filing notes clients may receive dividends or proceeds. Subsequent filings may provide updated ownership levels if positions change.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 6)

Core Natural Resources Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

218937100

(CUSIP Number)

09/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 218937100

1

Names of Reporting Persons

The Vanguard Group

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

PENNSYLVANIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 331,513.00
7	Sole Dispositive Power 5,241,387.00
8	Shared Dispositive Power 388,900.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

5,630,287.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

10.93 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Core Natural Resources Inc
(b)	Address of issuer's principal executive offices: 275 Technology Drive, Suite 101, Canonsburg, PA, 15317
Item 2.
(a)	Name of person filing: The Vanguard Group
(b)	Address or principal business office or, if none, residence: 100 Vanguard Blvd., Malvern, PA 19355
(c)	Citizenship: PA
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 218937100
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 5630287
(b)	Percent of class: 10.93 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 331513
	(iii) Sole power to dispose or to direct the disposition of: 5241387
	(iv) Shared power to dispose or to direct the disposition of: 388900
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. The Vanguard Group, Inc.'s clients, including investment companies registered under the Investment Company Act of 1940 and other managed accounts, have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the securities reported herein. No one other person's interest in the securities reported herein is more than 5%.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

The Vanguard Group

Signature:	Ashley Grim
Name/Title:	Head of Global Fund Administration
Date:	10/30/2025

FAQ

What stake in CNR does The Vanguard Group report?

Vanguard reports beneficial ownership of 5,630,287 CNR common shares, or 10.93% of the class as of 09/30/2025.

Is Vanguard’s CNR filing passive or active?

It is a Schedule 13G/A (passive) filing; Vanguard certifies holdings are in the ordinary course and not to influence control.

What voting power does Vanguard report over CNR shares?

Vanguard reports 0 sole voting power and 331,513 shares with shared voting power.

What dispositive power does Vanguard have over CNR shares?

Vanguard lists 5,241,387 shares with sole dispositive power and 388,900 shares with shared dispositive power.

Who may receive dividends or proceeds from these CNR shares?

Vanguard’s clients, including registered investment companies and managed accounts; no single other person’s interest exceeds 5%.

What is the date of event in this 13G/A for CNR?

The date of event is 09/30/2025.