Diversified Energy Co (DEC) Sr EVP, Chief Legal Officer reports stock and RSU ownership

Rhea-AI Filing Summary

Diversified Energy Co reported the initial holdings of its Sr EVP and Chief Legal Officer as of 11/21/2025. The executive directly owns 63,319 shares of common stock. In addition, they hold several grants of restricted stock units (RSUs) that each convert into common shares on a one-for-one basis, including 29,751, 85,550, and 65,818 RSUs, some of which include dividend-equivalent units that accumulate when dividends are paid. These equity awards vest on future dates tied to continued employment.

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

SULLIVAN BENJAMIN

(Last) (First) (Middle)

C/O DIVERSIFIED ENERGY COMPANY

1600 CORPORATE DRIVE

(Street)

BIRMINGHAM AL 35242

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
11/21/2025

3. Issuer Name and Ticker or Trading Symbol
Diversified Energy Co [ DEC ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Sr EVP, Chief Legal Officer

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common stock, par value $0.01 per share	63,319	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	(1)	Common stock	29,751	$0(2)	D
Restricted Stock Units	(3)	(3)	Common stock	85,550	$0(2)	D
Restricted Stock Units	(4)	(4)	Common stock	65,818	$0(2)	D

Explanation of Responses:

1. On March 21, 2023, the Reporting Person was granted 20,834 restricted stock units vesting on March 31, 2026. Dividend equivalent rights accrue with respect to these restricted stock units when and as dividends are paid on the Issuer's common stock. The number of derivative securities in column 3 includes 8,917 dividend equivalent units.

2. Restricted stock units convert into shares of common stock on a one-for-one basis.

3. On March 25, 2024, the Reporting Person was granted 70,565 restricted stock units vesting on March 31, 2027. Dividend equivalent rights accrue with respect to these restricted stock units when and as dividends are paid on the Issuer's common stock. The number of derivative securities in column 3 includes 14,985 dividend equivalent units.

4. On April 10, 2025, the Reporting Person was granted 61,991 restricted stock units vesting on March 31, 2028, subject to the Reporting Person's continued employment. Dividend equivalent rights accrue with respect to these restricted stock units when and as dividends are paid on the Issuer's common stock. The number of derivative securities in column 3 includes 3,827 dividend equivalent units.

Remarks:

Exhibit 24 - Power of Attorney

	/s/ Benjamin Sullivan	12/04/2025
	** 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 5 (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 does this Form 3 filing for Diversified Energy Co (DEC) disclose?

The filing discloses the initial beneficial ownership of Diversified Energy Co common stock and restricted stock units by its Sr EVP and Chief Legal Officer as of 11/21/2025.

How many Diversified Energy Co (DEC) common shares does the executive directly own?

The executive directly owns 63,319 shares of Diversified Energy Co common stock.

What restricted stock unit (RSU) awards are reported for the DEC executive?

The executive holds RSU awards over 29,751, 85,550, and 65,818 shares of common stock, each converting into shares on a one-for-one basis.

Do the DEC restricted stock units include dividend-equivalent rights?

Yes. For each RSU grant, dividend equivalent rights accrue when and as dividends are paid on the common stock, increasing the number of units recorded.

When do the reported restricted stock units for DEC vest?

RSUs were granted on March 21, 2023, March 25, 2024, and April 10, 2025, with vesting dates on March 31, 2026, March 31, 2027, and March 31, 2028, respectively, subject to continued employment where stated.

What role does the reporting person hold at Diversified Energy Co (DEC)?

The reporting person is an officer of Diversified Energy Co, serving as Sr EVP, Chief Legal Officer.