SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000932471-13-005458
Form type: SC 13G
Filer: AMERICAN SCIENCE & ENGINEERING, INC.
CIK: CIK 5768
Filed: Feb 22, 2013
Reporting period: —
Description: Passive 5%+ stake

Documents

0000932471-13-005458-index.htm

Complete submission

0000932471-13-005458.txt

directory listing

Filed by

AMERICAN SCIENCE & ENGINEERING, INC.