DALLAS, Feb. 2 /PRNewswire-FirstCall/ -- Holly Corporation plans to announce results for the quarter ended December 31, 2009 on February 25, 2010, before the opening of trading on the NYSE. The company has scheduled a webcast conference call on February 25, 2010 at 10:00AM Eastern time to discuss financial results.

This webcast may be accessed at: http://www.videonewswire.com/event.asp?id=66059

An audio archive of this webcast will be available using the above noted link through March 11, 2010.

Holly Corporation, headquartered in Dallas, Texas, is an independent petroleum refiner and marketer that produces high value light products such as gasoline, diesel fuel, jet fuel and other high value specialty products. Holly operates through its subsidiaries a 100,000 barrels per stream day ("bpsd") refinery located in Artesia, New Mexico, a 125,000 bpsd refinery in Tulsa, Oklahoma and a 31,000 bpsd refinery in Woods Cross, Utah. A subsidiary of Holly also owns a 34% interest (including the general partner interest) in Holly Energy Partners, L.P.

Holly Corporation

CONTACT: Bruce Shaw, Senior Vice President and Chief Financial Officer,
or M. Neale Hickerson, Vice President-Investor Relations, both of Holly
Corporation, +1-214-871-3555

Web Site: http://www.hollycorp.com/