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).

1. Name and Address of Reporting Person* Dick Teresa L. (Last) (First) (Middle) 500 WEST TEXAS, SUITE 1200 (Street) MIDLAND TX 79701 (City) (State) (Zip)	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.
	3. Date of Earliest Transaction (Month/Day/Year) 03/01/2022
	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
Common Stock	03/01/2022		A		13,183(1)	A	$0	66,168	D
Common Stock	03/01/2022		A		6,152(2)	A	$0	72,320	D
Common Stock	03/01/2022		F		5,841(3)	D	$138.1	66,479	D
Common Stock	03/01/2022		F		1,744(4)	D	$138.1	64,735	D
Common Stock	03/01/2022		F		1,522(5)	D	$138.1	63,213	D
Common Stock	03/01/2022		F		905(6)	D	$138.1	62,308	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 performance-based restricted stock units for the performance period from January 1, 2019 to December 31, 2021 that were granted under the issuer's equity incentive plan on March 1, 2019. All of these performance-based restricted stock units vested as of December 31, 2021 upon certification by the issuer's compensation committee of the applicable performance conditions on February 21, 2022.

2. 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 under the issuer's equity incentive plan and will vest in three equal installments beginning on March 1, 2022.

3. The issuer withheld shares of common stock that would have otherwise been issuable to the reporting person to satisfy the issuer's tax withholding obligations in connection with the vesting and settlement of the performance-based restricted stock units granted on March 1, 2019 and vested upon certification by the issuer's compensation committee on February 21, 2022. The number of shares of common stock withheld was determined based on the closing price per share of the issuer's common stock on February 28, 2022.

4. The issuer withheld shares of common stock that would have otherwise been issuable to the reporting person to satisfy the issuer's tax withholding obligations in connection with the vesting and settlement on March 1, 2022 of the third tranche of the time-based restricted stock units granted to the reporting person on March 1, 2020. The number of shares of common stock withheld was determined based on the closing price per share of the issuer's common stock on February 28, 2022.

5. The issuer withheld shares of common stock that would have otherwise been issuable to the reporting person to satisfy the issuer's tax withholding obligations in connection with the vesting and settlement on March 1, 2022 of the second tranche of the time-based restricted stock units granted to the reporting person on March 1, 2021. The number of shares of common stock withheld was determined based on the closing price per share of the issuer's common stock on February 28, 2022.

6. The issuer withheld shares of common stock that would have otherwise been issuable to the reporting person to satisfy the issuer's tax withholding obligations in connection with the vesting and settlement on March 1, 2022 of the first tranche of the time-based restricted stock units granted to the reporting person on March 1, 2022. The number of shares of common stock withheld was determined based on the closing price per share of the issuer's common stock on February 28, 2022.

Remarks:

	/s/ Teresa L. Dick	03/03/2022
	** 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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