SC 13D/A | SEC Filings Hub

Filing metadata

Accession number: 0000892251-12-000127
Form type: SC 13D
Filer: ARMSTRONG WORLD INDUSTRIES INC
CIK: CIK 7431
Filed: Dec 12, 2012
Reporting period: Dec 12, 2012
Description: Activist stake

Documents

0000892251-12-000127-index.htm

Complete submission

0000892251-12-000127.txt

directory listing

Filed by

ARMSTRONG WORLD INDUSTRIES INC