Company: DK
Filing Date: 2025-03-20
Form Type: DEF 14A
Source: 0001140361-25-009658
Chunk: 11

Company: Delek US Holdings, Inc.
Filing Date: 2025-03-20
Form: DEF 14A
Chunk 11
---
.com/DK2025. Registered Stockholders Stockholders of record as of the Record Date may attend the Annual Meeting online by visiting www.virtualshareholdermeeting. com/DK2025 and entering the 16-digit control number included in our notice of Internet availability of the proxy materials, on your proxy card, or in the instructions that accompanied your proxy materials. Please have your proxy card containing your control number available and follow the instructions to attend the virtual Annual Meeting. Beneficial Stockholders Stockholders whose shares are held through a broker, bank or other nominee as of the Record Date may attend the Annual Meeting online by visiting www.virtualshareholdermeeting. com/DK2025 and entering the 16-digit control number included in our notice of Internet availability of the proxy materials, on your proxy card, or in the instructions that accompanied your proxy materials. Please have your proxy card containing your control number available and follow the instructions to attend the virtual Annual Meeting. If you are a beneficial stockholder and you wish to vote your shares online during the virtual Annual Meeting, rather than submitting your voting instructions before the Annual Meeting, you will need to contact your bank, broker or other nominee to obtain a legal proxy form that you must submit in PDF or Image file format with your ballot when voting online during the Annual Meeting. Even if you plan to virtually attend the Annual Meeting, we recommend that you also vote by proxy as described above so that your vote will be counted if you later decide not to virtually attend the Annual Meeting. The Annual Meeting will begin promptly at 11:30 a.m., central time. Online check-in will begin at 11:00 a.m., central time, and you should allow ample time for the online check-in procedures.

| DELEK US HOLDINGS, INC. |     | 2025 PROXY STATEMENT | 7 |

TABLE OF CONTENTS In order to ensure that your shares are represented at the Annual Meeting, we strongly encourage you to vote your shares by proxy prior to the Annual Meeting, and further encourage you to submit your proxies electronically — by telephone or by Internet — by following the simple instructions on the enclosed proxy card. Your vote is important, and voting electronically should facilitate the timely receipt of your proxy despite any potential disruptions in mail service. May stockholders ask questions at the Annual Meeting? Yes. Stockholders who attend the Annual Meeting will have the ability to submit questions during the Annual Meeting by visiting our Annual Meeting website at www.virtualshareholdermeeting. com/DK2025. We intend to answer all