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Filing
Form 4
Form 4
0001127602-21-014039
·
ARMSTRONG WORLD INDUSTRIES INC
Filer
Filing index
Filing metadata
Accession number
0001127602-21-014039
Form type
Form 4
Filer
ARMSTRONG WORLD INDUSTRIES INC
CIK
CIK 7431
Filed
Apr 19, 2021
Reporting period
Apr 16, 2021
Description
Insider transaction
Documents
Filing index
0001127602-21-014039-index.htm
Complete submission
0001127602-21-014039.txt
All documents
directory listing
Filed by
ARMSTRONG WORLD INDUSTRIES INC
CIK 7431
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