SEC Filings

For the complete list of Pioneer's SEC filings click here

Most Recent Annual and Quarterly Financial Reports

      05/12/17: 2017 First Quarter Report on Form 10-Q  click here   

      03/29/17:2016 Annual Report on Form 10-K click here


Latest Proxy Statement

     04/13/17: Proxy Statement (DEF 14A) click here


SEC XBRL Filings

XBRL (Extensible Business Reporting Language) is a language for the electronic communication of financial and business data. XBRL is one of many languages in the XML family for displaying information on the Internet. ZIP file collections of Pioneer's XBRL financial statements are available here