Diamondback director granted 982 RSUs

Diamondback Energy director Melanie Montague Trent received an equity grant of 982 restricted stock units.

Rhea-AI Filing Summary

Diamondback Energy director Melanie Montague Trent received an equity grant of 982 restricted stock units. The award carries no cash exercise price and increases her direct holdings to 15,039 common shares. Each unit represents a contingent right to one share of common stock.

The restricted stock units were granted as an annual non-employee director award under Diamondback Energy’s equity incentive plan. They will vest on the earlier of the one-year anniversary of the grant date and the date of the company’s 2027 annual stockholder meeting, tying director compensation to ongoing board service.

Insider Trade Summary

Grant/Award: 982 shares

Grant/Award 1 txn

Insider Trent Melanie Montague

Role Director

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

Holdings After Transaction: Common Stock — 15,039 shares (Direct)

Footnotes (1)

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 Ms. Trent 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.

Key Figures

RSUs granted: 982 restricted stock units Holdings after transaction: 15,039 shares Grant price per share: $0.00 per unit +1 more

4 metrics

RSUs granted 982 restricted stock units Annual non-employee director grant

Holdings after transaction 15,039 shares Common stock directly owned after grant

Grant price per share $0.00 per unit Equity award, no cash exercise price

Vesting trigger Earlier of 1-year anniversary or 2027 meeting RSU vesting condition for director grant

Key Terms

restricted stock units, equity incentive plan, annual non-employee director grant, vest

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 Ms. Trent 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.

annual non-employee director grant financial

"These restricted stock units were granted to Ms. Trent as an annual non-employee director grant"

vest financial

"will vest on the earlier of the one-year anniversary of the date of grant and the date of the 2027 annual meeting"

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

FAQ

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

What did Melanie Montague Trent report in this Diamondback Energy (FANG) Form 4?

Melanie Montague Trent reported receiving 982 restricted stock units of Diamondback Energy common stock. The award is part of her annual non-employee director compensation and increases her direct holdings to 15,039 shares following the grant.

How many Diamondback Energy (FANG) shares does Melanie Montague Trent hold after this grant?

After the grant, Melanie Montague Trent directly holds 15,039 shares of Diamondback Energy common stock. This includes the 982 restricted stock units awarded as part of her annual non-employee director equity compensation under the company’s equity incentive plan.

What are the vesting terms of Melanie Montague Trent’s new Diamondback Energy restricted stock units?

The 982 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 stockholder meeting, aligning the award with her continued board service over that period.

Is Melanie Montague Trent’s Form 4 transaction a market purchase or sale of Diamondback Energy (FANG) stock?

The Form 4 shows a grant of restricted stock units, not a market purchase or sale. The 982 units were awarded as non-employee director compensation with no cash price per share, representing equity-based pay rather than an open-market trade.

What type of security was granted to Melanie Montague Trent by Diamondback Energy (FANG)?

Diamondback Energy granted Melanie Montague Trent restricted stock units, each representing a contingent right to one share of common stock. The filing notes 982 units were awarded as an annual non-employee director grant under the company’s equity incentive plan.

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

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Accepted by SEC EDGAR 05/21/2026 - 05:58 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^*

Trent Melanie Montague

(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	15,039	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 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 Ms. Trent 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.

Remarks:

	/s/ Matt Zmigrosky, as attorney-in-fact for Melanie M. Trent	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)