DK files Rule 144 notice for common shares

DK submitted a Rule 144 notice concerning proposed sales of Common Stock related to a Restricted Stock Vesting event dated 03/10/2026.

Rhea-AI Filing Summary

DK submitted a Rule 144 notice concerning proposed sales of Common Stock related to a Restricted Stock Vesting event dated 03/10/2026. The filing lists brokerage details for Fidelity Brokerage Services LLC and includes dates 05/28/2026 and 05/29/2026

Insights

Compliance Analyst

Filing documents planned resale tied to restricted stock vesting on 03/10/2026.

The notice lists a Restricted Stock Vesting occurrence and identifies Fidelity Brokerage Services LLC as the broker. The excerpt provides specific dates but does not state offering mechanics or proceeds treatment.

Timing and cash‑flow treatment are not detailed in the excerpt; subsequent regulatory filings or broker confirmations would clarify transaction execution and settlement.

Key Figures

Numeric line shown: 83,160.00 Numeric line shown: 61,287,542 Securities sold (past 3 months) amount: 81,420.72

3 metrics

Numeric line shown 83,160.00 Listed in the Securities Information row

Numeric line shown 61,287,542 Number appearing in the same Securities Information area

Securities sold (past 3 months) amount 81,420.72 Appears under "Securities Sold During The Past 3 Months" dated <date>05/28/2026</date>

Key Terms

Restricted Stock Vesting, Rule 144 notice, Fidelity Brokerage Services LLC

3 terms

Restricted Stock Vesting financial

"Securities To Be Sold | 03/10/2026 | Restricted Stock Vesting"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Rule 144 notice regulatory

"Form type: 144; header lines reference "Securities To Be Sold""

A Rule 144 notice is a public filing that an insider or holder of restricted stock submits when they plan to sell shares that aren’t freely tradable yet; it lists how many shares they intend to sell and under what conditions. For investors, it matters because it signals potential insider selling and an upcoming increase in shares available to the market—similar to someone announcing a big garage sale, which can affect supply and price expectations.

Fidelity Brokerage Services LLC other

"Common | Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917"

FAQ

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

What does DK's Form 144 say about the restricted stock vesting?

The Form 144 lists a Restricted Stock Vesting event dated 03/10/2026. It identifies the securities class as Common Stock and associates the vesting with compensation.

Who is listed as the broker on the DK Form 144?

The filing names Fidelity Brokerage Services LLC at 900 Salem Street, Smithfield, RI. The broker line appears in the "Securities Information" section of the excerpt.

Does the filing state how many shares are proposed for sale?

The excerpt includes numeric lines such as 83,160.00 and 81,420.72 adjacent to security entries; the filing text does not label those figures with a definitive description within the provided excerpt.

Are past sales disclosed in the Form 144 excerpt for DK?

Yes. The excerpt contains a "Securities Sold During The Past 3 Months" line showing an entry dated 05/28/2026 with an associated numeric value of 81,420.72 beside the Common Stock row.

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

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Accepted by SEC EDGAR 05/29/2026 - 02:32 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001508550
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Delek US Holdings, Inc.
SEC File Number	001-38142
Address of Issuer	310 SEVEN SPRINGS WAY SUITE 500 BRENTWOOD TENNESSEE 37027
Phone	615-771-6701
Name of Person for Whose Account the Securities are To Be Sold	Sutil Vicky
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	1848	83160.00	61287542	05/29/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/10/2026	Restricted Stock Vesting	Issuer			1848	03/10/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Vasiliki Sutil 310 Seven Springs Way Suite 500 Brentwood TN 37027	Common	05/28/2026	1849	81420.72

144: Remarks and Signature

Remarks	Vicky Sutil and Vasiliki Sutil are one and the same person.
Date of Notice	05/29/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Adam Gehring, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Vasiliki Sutil
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)