Delek US (NYSE: DK) CFO gets stock awards as tax shares withheld

Rhea-AI Filing Summary

Delek US Holdings EVP and CFO Mark Wayne Hobbs reported stock-based compensation activity involving the company’s common stock. On March 9–10, he acquired multiple share awards at no cash cost to him, including grants tied to the vesting of performance-based and time-vesting restricted stock units.

The filing also shows 6,388 shares were disposed of through share withholding to cover tax obligations upon vesting, rather than through open-market sales. After these transactions, Hobbs directly holds 125,149 shares of Delek US Holdings common stock.

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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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^*

Hobbs Mark Wayne

(Last) (First) (Middle)

310 SEVEN SPRINGS WAY

SUITE 500

(Street)

BRENTWOOD TN 37027

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Delek US Holdings, Inc. [ DK ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/09/2026

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	03/09/2026		A(1)		3,003	A	$0	114,876	D
Common Stock	03/09/2026		F(2)		1,182	D	$40.13	113,694	D
Common Stock	03/10/2026		A(1)		10,510	A	$0	124,204	D
Common Stock	03/10/2026		A(3)		6,151	A	$0	130,355	D
Common Stock	03/10/2026		F(2)		5,206	D	$40.64	125,149	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. Shares delivered upon the vesting of performance based restricted stock units.

2. Represents shares withheld for tax purposes upon vesting of equity awards.

3. Represents a grant of time-vesting restricted stock units that vest over three years.

Remarks:

	/s/ Misty Lavender, Attorney in Fact	03/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transactions did Delek US (DK) CFO Mark Hobbs report?

Delek US CFO Mark Hobbs reported receiving several stock awards tied to restricted stock units. These included new common stock grants at zero cost and shares delivered upon vesting of performance-based awards, reflecting routine equity compensation for an executive officer.

How many Delek US (DK) shares were withheld for taxes in this Form 4?

The Form 4 shows 6,388 Delek US common shares were withheld to cover tax obligations. These dispositions used transaction code F and occurred upon vesting of equity awards, representing tax payments rather than open-market sales of stock by the executive.

Did the Delek US (DK) CFO sell any shares on the open market?

The transactions reported do not show open-market sales. Instead, shares coded F were withheld to satisfy tax liabilities upon vesting, and other transactions coded A reflect stock awards and vesting events, not discretionary purchases or sales in the open market.

What is Mark Hobbs’ direct Delek US (DK) share ownership after these transactions?

After the reported equity award and tax withholding transactions, Mark Hobbs directly holds 125,149 shares of Delek US common stock. This figure reflects his updated direct ownership position following the March 9–10 restricted stock unit vesting and related tax-share dispositions.

What types of equity awards did Delek US (DK) grant to its CFO?

The filing describes performance-based restricted stock units that vested into shares and a grant of time-vesting restricted stock units. The time-vesting units are scheduled to vest over three years, providing ongoing equity-based compensation aligned with continued service at Delek US.