SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0000807985-11-000029
Form type: SC 13D
Filer: PIONEER NATURAL RESOURCES CO
CIK: CIK 1038357
Filed: Feb 22, 2011
Reporting period: —
Description: Activist stake

Documents

0000807985-11-000029-index.htm

Complete submission

0000807985-11-000029.txt

directory listing

Filed by

PIONEER NATURAL RESOURCES CO