Delek US Holdings, Inc. (NYSE: DK), a diversified energy company with assets in the petroleum refining, marketing and retail industries, today announced that the Company intends to issue a press release summarizing second quarter 2012 results after the U.S. stock market closes during the evening of Tuesday, August 7, 2012. A conference call to discuss second quarter 2012 results is scheduled to begin at 10:00 a.m. CT (11:00 a.m. ET) on Wednesday, August 8, 2012. 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 November 8, 2012. The replay can be accessed by dialing (855) 859-2056 with the conference ID number 97669346. About Delek US Holdings, Inc. Delek US Holdings, Inc. is an integrated downstream energy business focused on petroleum refining, the wholesale distribution of refined products 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 140,000 barrels per day. The marketing and supply segment markets refined products through a series of owned and third-party product terminals and pipelines. The retail segment supplies fuels and merchandise through a network of approximately 375 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.