Delek US Holdings to Host First Quarter 2015 Conference Call on May 6

Delek US Holdings, Inc. (NYSE: DK) (“Delek US”) today announced that the Company intends to issue a press release summarizing first quarter 2015 results after the U.S. stock market closes on Tuesday, May 5, 2015. A conference call to discuss first quarter 2015 results is scheduled to begin at 8:30 a.m. CT (9:30 a.m. ET) on Wednesday, May 6, 2015.

The live broadcast of this conference call will be available online by going to www.DelekUS.com and clicking on the investor relations section of the website. The online replay will be available on the website for 90 days. A telephonic replay of the call will also be available through August 4, 2015. The replay can be accessed by dialing (855) 859-2056 with the conference ID number 29419413.

Investors may also wish to listen to Delek Logistics’ (NYSE: DKL) first quarter 2015 earnings conference call on Wednesday, May 6, 2015 and review Delek Logistics’ earnings press release. Market trends and information disclosed by Delek Logistics may be relevant to the logistics segment reported by Delek US. Investors can find information related to Delek Logistics and the timing of its earnings release online by going to www.DelekLogistics.com.

About Delek US Holdings, Inc.

Delek US Holdings, Inc. is a diversified downstream energy company with assets in petroleum refining, logistics and convenience store retailing. The refining segment consists of refineries operated in Tyler, Texas and El Dorado, Arkansas with a combined nameplate production capacity of 155,000 barrels per day. Delek US Holdings, Inc. and its affiliates own approximately 62 percent (including the 2 percent general partner interest) of Delek Logistics Partners, LP. Delek Logistics Partners, LP (NYSE: DKL) is a growth-oriented master limited partnership focused on owning and operating midstream energy infrastructure assets. The retail segment markets fuel and merchandise through a network of approximately 365 company-operated convenience store locations operated under the MAPCO Express®, MAPCO Mart®, East Coast®, Fast Food and Fuel™, Favorite Markets®, Delta Express® and Discount Food Mart™ brand names.