Delek US Holdings and Alon USA Partners Announce Record Date for Unitholder Written Consents for Alon USA Partners Acquisition

BRENTWOOD, Tenn. — December 20, 2017 — Delek US Holdings, Inc. (NYSE: DK) (“Delek US”) and Alon USA Partners, LP (NYSE: ALDW) (“Alon Parnters”) today announced that Alon Partners’ general partner has set January 2, 2018 as the record date for determining holders of common units in Alon Partners entitled to execute and deliver written consents with respect to the proposed acquisition.