Exhibit 99.1 "Looking ahead, we are excited about the remainder of the year as we operate our full system and leverage our enhanced reliability to drive performance. We remain focused on safe and efficient operations, disciplined capital allocation, and adding incremental value creating initiatives to achieve our Sum of the Parts goals" Soreq concluded. Delek US Holdings Reports First Quarter 2026 Results BRENTWOOD, Tenn.-- April 29, 2026 -- Delek US Holdings, Inc. (NYSE: DK) ("Delek US", "Company") today a ...