VNOM Insider Sale: 46,715 Class A Shares Sold; 4,173 RSUs Remain

Rhea-AI Filing Summary

Insider sale and related stock conversion: The Form 4 shows that Spencer D. Armour III, a director of VNOM Sub, Inc. (ticker VNOM), had a transaction on 08/19/2025 disposing of 46,715 shares of Class A common stock, leaving 0 shares beneficially owned after the reported transaction. The filing notes 4,173 restricted stock units were part of the reported securities; those RSUs were granted on May 20, 2025 and vest on the earlier of their one-year anniversary or the 2026 annual meeting. The form also explains that under the June 2, 2025 merger agreement, each Viper Class A share will be cancelled and converted into one share of New Viper's Class A common stock at the effective time of the Viper Pubco Merger.

Positive

• None.

Negative

• Director disposed of 46,715 shares and reported 0 shares beneficially owned following the transaction
• Insider sale occurred before Viper's merger conversion, which may be interpreted as insider liquidity prior to the one-for-one conversion under the Sitio Merger Agreement

Insights

Securities Analyst

TL;DR: Director sold 46,715 Class A shares and now reports zero direct holdings; 4,173 RSUs remain contingent and vesting terms disclosed.

The sale of 46,715 shares by a director resulting in zero reported direct ownership is a material insider disposition for corporate governance monitoring. The disclosure clarifies that 4,173 restricted stock units exist and retain future conversion rights, with vesting tied to a one-year anniversary or the 2026 annual meeting. The filing also reiterates the conversion mechanics under the Sitio Merger Agreement whereby existing Class A shares will be cancelled and converted one-for-one into New Viper Class A shares at the merger effective time. For investors, these are routine Section 16 disclosures documenting insider liquidity and the corporate reorganization steps; no additional financial metrics are provided in this Form 4.

Corporate Governance Expert

TL;DR: Director-level disposition completed; RSU grant and merger conversion disclosed, all per required Section 16 reporting.

The Form 4 appropriately reports the director's disposition and includes explanatory notes about outstanding RSUs and the Sitio Merger Agreement conversion terms. The filing identifies the reporting person as a director and indicates the transaction date of 08/19/2025. The clarity on RSU vesting conditions and the one-for-one stock conversion under the merger agreement assists compliance and shareholder records. No other governance events or changes in officer status are reported in this filing.

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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X

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^*

Armour Spencer D III

(Last) (First) (Middle)

500 WEST TEXAS AVENUE

SUITE 100

(Street)

MIDLAND TX 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)

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

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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	08/19/2025		D		46,715(1)	D	(2)	0	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. These securities include 4,173 restricted stock units, each representing a contingent right to receive one share of Class A common stock, par value $0.000001 per share, of Viper (as defined below). These restricted stock units were granted to the reporting person under the issuer's long term incentive plan and will vest on the earlier of the one-year anniversary of the date of grant, which was May 20, 2025, and the date of the 2026 annual meeting of stockholders of the issuer.

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.

Remarks:

	/s/ Teresa L. Dick, as attorney-in-fact for Spencer D. Armour, III	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).
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FAQ

What did VNOM director Spencer D. Armour III report on Form 4?

The director reported a disposition of 46,715 shares of Class A common stock on 08/19/2025, leaving 0 shares beneficially owned after the transaction.

Are there any restricted stock units disclosed for VNOM in this filing?

Yes. The filing discloses 4,173 restricted stock units granted on May 20, 2025 that vest on the earlier of their one-year anniversary or the 2026 annual meeting.

Does the Form 4 mention the Sitio Merger Agreement and its effect on shares?

Yes. The filing explains that under the June 2, 2025 Sitio Merger Agreement, each Viper Class A share will be cancelled and converted into one share of New Viper Class A common stock at the merger's effective time.

What is the reporting person's relationship to VNOM?

The reporting person, Spencer D. Armour III, is listed as a Director of VNOM Sub, Inc.