SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0001104659-12-009518
Form type: SC 13G
Filer: BEACON POWER CORP
CIK: CIK 1103345
Filed: Feb 14, 2012
Reporting period: Dec 31, 2011
Description: Passive 5%+ stake

Documents

0001104659-12-009518-index.htm

Complete submission

0001104659-12-009518.txt

directory listing

Filed by

BEACON POWER CORP