Pioneer Natural Resources' Sheffield to step back in as CEO
Timothy Dove is set to retire as CEO and a member of the board of Pioneer Natural Resources Co., effective immediately, to be replaced by board Chairman and longtime company executive Scott Sheffield.
Sheffield, the original CEO of Pioneer, has been chairman since 1999. Lead director J. Kenneth Thompson will replace Sheffield as chairman, also effective immediately, according to a Feb. 21 news release.
Pioneer is a Dallas-based independent oil and gas exploration and production compa...