SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000053417-11-000151
Form type: SC 13G
Filer: Great Lakes Dredge & Dock CORP
CIK: CIK 1372020
Filed: Dec 12, 2011
Reporting period: Nov 30, 2011
Description: Passive 5%+ stake

Documents

0000053417-11-000151-index.htm

Complete submission

0000053417-11-000151.txt

directory listing

Filed by

Great Lakes Dredge & Dock CORP