SCHEDULE 13G/A 0001178913-24-003397 0001603837 XXXXXXXX LIVE 1 ION Asset Management Ltd. 06/30/2025 0001351541 Delek US Holdings, Inc 24665A103 310 SEVEN SPRINGS WAY BRENTWOOD TN 37027 Rule 13d-1(c) Ion Asset Management Ltd. E9 1941503 0 1941503 1802387 3743890 N 6.17 CO Delek US Holdings, Inc 310 SEVEN SPRINGS WAY, BRENTWOOD, Tennessee, 37027 ION Asset Management Ltd. ION Asset Management Ltd. ("ION") possesses beneficial ownership over shares of common stock of the Issuer that are reported in this Schedule 13G/A and that are held in two ways (i) 1,941,503 shares are held by ION Long/Short Fund LP, as to which ION possesses sole voting power and sole dispositive power, and (ii) 1,802,387 shares held in a managed account, as to which ION lacks voting power and shares dispositive power with the managers of the managed account (who could require that ION dispose of the shares under certain circumstances). 13th Floor, Building E, 89 Medinat Hayehudim Street, Herzliyah, Israel. Cayman Islands Y 3,743,890 6.17% 1,941,503 0 1,941,503 1,802,387 Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Ion Asset Management Ltd. /s/ Anthony Reich 08/11/2025