DK DELEK US HOLDINGS INC Management Changes 8-K Filing 2025 - Management Change Delek US Holdings announced that Reuven Spiegel will take on the role of Executive Vice President for Delek Logistics while transitioning from Chief Financial Officer on March 1, 2025, after serving in that role since May 2020.Get access to all SEC 8-K filings of the DELEK US HOLDINGS INC