SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0001011438-11-000151
Form type: SC 13D
Filer: Allis Chalmers Energy Inc.
CIK: CIK 3982
Filed: Mar 17, 2011
Reporting period: Feb 23, 2011
Description: Activist stake

Documents

0001011438-11-000151-index.htm

Complete submission

0001011438-11-000151.txt

directory listing

Filed by

Allis Chalmers Energy Inc.