Delek US Holdings, Inc. (NYSE: DK) welcomes the U.S. Environmental Protection Agency’s (EPA) recent decision to grant more than half of our pending small refinery exemptions for the years 2019-2024.

“These exemptions address an issue that has been pending for several years and will enable our company to ensure affordable energy prices and high-paying jobs in the heart of America,” said Avigal Soreq, Chief Executive Officer. “We commend the Trump Administration and the EPA for clearing the backlog of petitions that have been pending for over six years. I am confident that this Administration will continue to support small refineries into the future,” Mr. Soreq continued.

Delek looks forward to continuing to work with the Administration, the EPA, and the Department of Energy to advance American energy dominance and economic progress.

About Delek US Holdings, Inc.

Delek US Holdings, Inc. is a diversified downstream energy company with assets in petroleum refining, logistics, pipelines, and renewable fuels. The refining assets consist primarily of refineries operated in Tyler and Big Spring, Texas, El Dorado, Arkansas and Krotz Springs, Louisiana with a combined nameplate throughput capacity of 302,000 barrels per day.

The logistics operations include Delek Logistics Partners, LP (NYSE: DKL). Delek Logistics Partners, LP is a growth-oriented master limited partnership focused on owning and operating midstream energy infrastructure assets. Delek US Holdings, Inc. and its subsidiaries owned approximately 63% (including the general partner interest) of Delek Logistics Partners, LP as of June 30, 2025.

Information about Delek US Holdings, Inc. can be found on its website (www.delekus.com), investor relations webpage (ir.delekus.com), and news webpage (www.delekus.com/news).

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