SEC FORM 4

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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

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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^*

Diamondback Energy, Inc.

(Last)

(First)

(Middle)

500 WEST TEXAS AVENUE, SUITE 100

(Street)

MIDLAND

79701

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
VNOM Sub, Inc. [ VNOM ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
08/19/2025

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Class B Common Stock	⁽¹⁾	08/19/2025		D			77,364,925	⁽¹⁾	⁽¹⁾	Class A Common Stock	77,364,925	⁽²⁾	0	D
Operating Company Units	⁽¹⁾	08/19/2025		D			77,364,925	⁽¹⁾	⁽¹⁾	Class A Common Stock	77,364,925	⁽²⁾	0	D
Class B Common Stock	$0⁽¹⁾	08/19/2025		D			69,626,640	⁽¹⁾	⁽¹⁾	Class A Common Stock	69,626,640	⁽²⁾	0	I	See Footnote⁽³⁾
Operating Company Units	$0⁽¹⁾	08/19/2025		D			69,626,640	⁽¹⁾	⁽¹⁾	Class A Common Stock	69,626,640	⁽²⁾	0	I	See footnote⁽³⁾
Class B Common Stock	⁽¹⁾	08/19/2025		D			8,066,528	⁽¹⁾	⁽¹⁾	Class A Common Stock	8,066,528	⁽²⁾	0	I	See Footnote⁽⁴⁾
Operating Company Units	⁽¹⁾	08/19/2025		D			8,066,528	⁽¹⁾	⁽¹⁾	Class A Common Stock	8,066,528	⁽²⁾	0	I	See footnote⁽⁴⁾

Explanation of Responses:

1. These derivatives securities are represented by (i) shares of Class B Common Stock, par value $0.000001 per share (the "Class B Common Stock"), of VNOM Sub, Inc. (f/k/a Viper Energy, Inc.) (the "Issuer") and (ii) an equal number of units representing limited liability company interests ("Operating Company Units") in Viper Energy Partners LLC, the Issuer's operating company (the "Operating Company"). The Operating Company Units and shares of Class B Common Stock are exchangeable from time to time, at the discretion of their holders, for an equivalent number of shares of the Issuer's Class A common stock, par value $0.000001 per share (the "Class A Common Stock") (that is, one Operating Company Unit and one share of Class B Common Stock, together, are exchangeable for one share of Class A Common Stock).

2. Pursuant to the Agreement and Plan of Merger (the "Sitio Merger Agreement"), dated June 2, 2025, by and among VNOM Sub, Inc. (f/k/a Viper Energy, Inc.) ("Viper"), Sitio Royalties Corp., Sitio Royalties Operating Partnership, LP, a subsidiary of Sitio, Viper Energy, Inc. (f/k/a New Cobra Pubco Inc.), a wholly owned subsidiary of Viper ("New Viper"), Cobra Merger Sub, Inc., a wholly owned subsidiary of New Viper ("Viper Merger Sub") and Scorpion Merger Sub, Inc., a wholly owned subsidiary of New Viper, upon close of the Sitio Merger Agreement Viper Merger Sub will merge with and into Viper, with Viper continuing as the surviving corporation and a wholly owned subsidiary of New Viper (the "Viper Pubco Merger"). At the effective time of the Viper Pubco Merger, each share of Viper's Class A Common Stock then issued and outstanding will be cancelled and automatically converted into one share of New Viper's Class A common stock.

3. 69,626,640 shares of Class B Common Stock and 69,626,640 Operating Company Units are held by Endeavor Energy Resources, L.P., a wholly-owned subsidiary of the Reporting Person.

4. 8,066,528 shares of Class B Common Stock and 8,066,528 Operating Company Units are held by Diamondback E&P LLC, a wholly-owned subsidiary of the Reporting Person.

Remarks:

	/s/ Teresa L. Dick as Executive Vice President, Chief Accounting Officer and Assistant Secretary of Diamondback Energy, Inc.	08/19/2025
	** 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 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).
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