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Filing metadata

Accession number: 0001127602-21-015243
Form type: Form 4
Filer: ARMSTRONG WORLD INDUSTRIES INC
CIK: CIK 7431
Filed: May 04, 2021
Reporting period: May 03, 2021
Description: Insider transaction

Documents

0001127602-21-015243-index.htm

Complete submission

0001127602-21-015243.txt

directory listing

Filed by

ARMSTRONG WORLD INDUSTRIES INC