Diamondback Energy (FANG) CAO sells 5,000 shares, holds 102,755

Rhea-AI Filing Summary

Diamondback Energy, Inc. chief accounting officer Teresa L. Dick reported an open-market sale of 5,000 shares of common stock at $193 per share. After this transaction, she directly holds 102,755 shares of Diamondback Energy common stock, indicating she retains a substantial equity position in the company.

Insider Trade Summary

Net Seller: 5,000 shares ($965,000)

Net Sell 1 txn

Insider Dick Teresa L.

Role CAO, Exec. VP, Assist. Sec.

Sold 5,000 shs ($965K)

Type	Security	Shares	Price	Value
Sale	Common Stock	5,000	$193.00	$965K

Holdings After Transaction: Common Stock — 102,755 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

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^*

Dick Teresa L.

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CAO, Exec. VP, Assist. Sec.

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/20/2026

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	03/20/2026		S		5,000	D	$193	102,755	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:

Remarks:

	/s/ Matt Zmigrosky, as attorney-in-fact for Teresa L. Dick	03/24/2026
	** 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)

FAQ

What insider transaction did Diamondback Energy (FANG) report for Teresa L. Dick?

Diamondback Energy reported that CAO Teresa L. Dick executed an open-market sale of 5,000 shares of common stock. This transaction was disclosed in a Form 4 insider report detailing her updated ownership position after the sale.

How many Diamondback Energy (FANG) shares did Teresa L. Dick sell and at what price?

Teresa L. Dick sold 5,000 shares of Diamondback Energy common stock at a price of $193 per share. The Form 4 filing classifies this as an open-market sale transaction in the company’s common stock.

How many Diamondback Energy (FANG) shares does Teresa L. Dick own after the sale?

Following the reported sale, Teresa L. Dick directly owns 102,755 shares of Diamondback Energy common stock. This post-transaction balance is disclosed in the Form 4 as her direct ownership position after the 5,000-share sale.

Was the Diamondback Energy (FANG) insider transaction a derivative exercise or a stock sale?

The transaction was a stock sale, not a derivative exercise. The Form 4 identifies it as a non-derivative transaction in common stock, coded as an open-market sale of 5,000 shares at $193 per share.

What is Teresa L. Dick’s role at Diamondback Energy (FANG) mentioned in the Form 4?

The Form 4 lists Teresa L. Dick as an officer of Diamondback Energy, serving as Chief Accounting Officer, Executive Vice President, and Assistant Secretary. Her transaction reflects insider activity by a senior finance executive at the company.