Pioneer Natural Resources to Present at The UBS Global Oil and Gas Conference

DALLAS–(BUSINESS WIRE)–Pioneer Natural Resources Company (NYSE:PXD) today announced that
Executive Vice President Corporate/Operations, Mark Berg, will present
at The UBS Global Oil and Gas Conference on Tuesday, May 22, at 11:45
a.m. Central.

Any interested person may view the presentation slides by logging on to
PioneerÔÇÖs website at www.pxd.com,
select ÔÇÿInvestors,ÔÇÖ and then select ÔÇÿInvestor Presentations.ÔÇÖ The
presentation will not be webcast.

Pioneer is a large independent oil and gas exploration and production
company, headquartered in Dallas, Texas, with operations in the United
States. For more information, visit PioneerÔÇÖs website at www.pxd.com.

Contacts

Pioneer Natural Resources
Investors
Frank
Hopkins, 972-969-4065
or
Neal Shah, 972-969-3900
or
Tom
Fitter, 972-969-1821
or
Media and Public Affairs
Tadd
Owens, 972-969-5760
or
Robert Bobo, 972-969-4020