SC 13D | SEC Filings Hub

Filing metadata

Accession number: 0000950123-11-052552
Form type: SC 13D
Filer: HollyFrontier Corp
CIK: CIK 48039
Filed: May 20, 2011
Reporting period: May 12, 2011
Description: Activist stake

Documents

0000950123-11-052552-index.htm

Complete submission

0000950123-11-052552.txt

directory listing

Filed by

HollyFrontier Corp