Delek Us Holdings, INC. (DK) SEC Filings — 2026 1 SEC filing for Delek Us Holdings, INC. (DK) in 2026. FilingsDelek US Holdings Insider Zohar Shlomo Reports Ownership Change — 4 · Mar 23, 2026 ExploreAll DK Filings · DK 2025 · All 2026 Filings