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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-21-020741
Filing Date
2021-06-28
Accepted
2021-06-28 16:28:26
Documents
1
Period of Report
2021-06-25

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 5095
  Complete submission text file 0001127602-21-020741.txt   6393
Mailing Address 2500 COLUMBIA AVE LANCASTER PA 17603
Business Address 2500 COLUMBIA AVE LANCASTER PA 17603 7173970611
ARMSTRONG WORLD INDUSTRIES INC (Issuer) CIK: 0000007431 (see all company filings)

IRS No.: 230366390 | State of Incorp.: PA | Fiscal Year End: 1231
SIC: 3089 Plastics Products, NEC

Mailing Address
Business Address
MCWILLIAMS LARRY S (Reporting) CIK: 0001194075 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-02116 | Film No.: 211053808