PSTRQ PostRock Energy Corporation (CE)

PostRock Energy Corporation (Nasdaq:PSTR) announced that it will host its quarterly webcast and conference call on Friday, May 11, 2012 at 10:00 a.m. Central Time. The live webcast will be accessible on the 'Investors' page at www.pstr.com, where it will also be available for replay. The conference call number for participation is 866-516-1003.

About Postrock Energy Corporation

PostRock Energy Corporation is engaged in the acquisition, exploration, development, production and transportation of oil and natural gas, primarily in the Cherokee Basin of Kansas and Oklahoma. The Company owns and operates over 3,000 wells and nearly 2,200 miles of gas gathering lines in the Basin. It also owns a 1,120 mile interstate natural gas pipeline, which transports natural gas from northern Oklahoma and western Kansas to Wichita and Kansas City.

The PostRock Energy Corp. logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=7221

CONTACT: Company Contacts:
         North Whipple
         Director, Finance & Investor Relations
         (405) 702-7423