Diamondback director awarded 982 RSUs

Brooks Vincent K reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Brooks Vincent K reported acquisition or exercise transactions in this Form 4 filing.

Diamondback Energy, Inc. director Vincent K. Brooks received an annual non-employee director equity award of 982 restricted stock units, each representing one share of common stock. The grant was made under the company’s equity incentive plan.

The restricted stock units will vest on the earlier of the one-year anniversary of the grant date and the date of the company’s 2027 annual stockholders’ meeting. The award has been assigned to VKB Solutions, LLC, of which General Brooks is the sole member, resulting in 11,635 shares of common stock owned indirectly after this transaction.

Insider Trade Summary

Grant/Award: 982 shares

Grant/Award 1 txn

Insider Brooks Vincent K

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	982	$0.00	$0.00

Holdings After Transaction: Common Stock — 11,635 shares (Indirect, VKB Solutions, LLC)

Footnotes (2)

1. F1. These securities are restricted stock units, each representing a contingent right to receive one share of common stock, par value $0.01 per share, of the issuer. These restricted stock units were granted to General Brooks as an annual non-employee director grant under the issuer's equity incentive plan and will vest on the earlier of the one-year anniversary of the date of grant and the date of the 2027 annual meeting of stockholders of the issuer.
2. F2. These shares have been assigned by General Brooks to VKB Solutions LLC of which he is the sole member.

Key Figures

RSUs granted: 982 units Grant price: $0.00 per unit Shares after transaction: 11,635 shares +1 more

4 metrics

RSUs granted 982 units Annual non-employee director equity grant

Grant price $0.00 per unit Equity compensation, no cash consideration

Shares after transaction 11,635 shares Indirect holdings following grant

Security type Restricted stock units Each represents one share of common stock

Key Terms

restricted stock units, equity incentive plan, non-employee director grant, indirect ownership

4 terms

restricted stock units financial

"These securities are restricted stock units, each representing a contingent right to receive one share of common stock"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

equity incentive plan financial

"granted to General Brooks as an annual non-employee director grant under the issuer's equity incentive plan"

An equity incentive plan is a program that gives employees, executives or directors the right to receive company stock or options to buy stock as part of their pay. Think of it as offering slices of future company profit to motivate people to boost long‑term performance; for investors it matters because it can align employee goals with shareholder value but also increases the number of shares outstanding, which can dilute existing ownership.

non-employee director grant financial

"These restricted stock units were granted to General Brooks as an annual non-employee director grant"

indirect ownership financial

"These shares have been assigned by General Brooks to VKB Solutions LLC of which he is the sole member"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Diamondback Energy (FANG) director Vincent K. Brooks receive in this Form 4?

Vincent K. Brooks received an annual non-employee director grant of 982 restricted stock units. Each unit represents a contingent right to one share of Diamondback Energy common stock, granted under the company’s equity incentive plan.

How many Diamondback Energy (FANG) shares are involved in General Brooks’ new award?

The award covers 982 restricted stock units, each tied to one share of common stock. These units were granted at no cash cost per share as part of his annual non-employee director compensation.

When do General Brooks’ Diamondback Energy (FANG) restricted stock units vest?

The restricted stock units will vest on the earlier of the one-year anniversary of the grant date and the date of Diamondback Energy’s 2027 annual meeting. This structure links vesting to both time and the company’s governance calendar.

How are General Brooks’ Diamondback Energy (FANG) shares held after this transaction?

After the transaction, 11,635 shares of common stock are held indirectly through VKB Solutions, LLC. The filing notes these shares have been assigned to the LLC, of which General Brooks is the sole member.

Was there a purchase or sale of Diamondback Energy (FANG) shares in this Form 4?

No open-market purchase or sale occurred; this was a grant of 982 restricted stock units. The transaction is recorded with a zero dollar price per share, reflecting equity compensation rather than a market trade.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/21/2026 - 05:57 PM Learn about SEC filing dates

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
Estimated average burden
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^*

Brooks Vincent K

(Last) (First) (Middle)

500 WEST TEXAS AVENUE

SUITE 100

(Street)

MIDLAND TEXAS 79701

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Diamondback Energy, Inc. [ FANG ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/20/2026

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

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

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

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	05/20/2026		A		982(1)	A	$0	11,635	I	VKB Solutions, LLC(2)

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 are restricted stock units, each representing a contingent right to receive one share of common stock, par value $0.01 per share, of the issuer. These restricted stock units were granted to General Brooks as an annual non-employee director grant under the issuer's equity incentive plan and will vest on the earlier of the one-year anniversary of the date of grant and the date of the 2027 annual meeting of stockholders of the issuer.

2. These shares have been assigned by General Brooks to VKB Solutions LLC of which he is the sole member.

Remarks:

	/s/ Matt Zmigrosky, as attorney-in-fact for Vincent K. Brooks	05/21/2026
	** 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.
* Form 4: SEC 1474 (03-26)