Delek US Holdings, Inc. 8-K

What Happened

• Delek US Holdings, Inc. announced its financial results for the quarter ended December 31, 2025 in an 8-K filed February 27, 2026. The company furnished a press release with the results (Exhibit 99.1) and provided earnings call slides to be used in its fourth‑quarter earnings call (Exhibit 99.2). The report was signed by Mark Hobbs, Executive Vice President and Chief Financial Officer.

Key Details

• Filing date: February 27, 2026; reporting quarter ended: December 31, 2025.
• Exhibit 99.1: Press release issued February 27, 2026 announcing the quarterly results.
• Exhibit 99.2: Earnings call slides furnished for the February 27, 2026 earnings call (Regulation FD disclosure).
• Inline XBRL cover page tags included (Exhibit 104).

Why It Matters

• This 8‑K is the company’s formal public disclosure of its latest quarterly financial performance and related investor materials; investors should review the press release and slides for revenue, earnings, guidance, and other metrics. The furnished slides and press release provide the primary source of quantitative results and management commentary for analysts and retail investors preparing for the earnings call.