Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock, $0.01 par value per share AWI New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EX ...

Armstrong World Industries, Inc. (NYSE:AWI) Q4 2019 Results Earnings Conference Call February 24, 2020 11:00 AM ET Company Participants Tom Waters - Vice President, Corporate Finance Vic Grizzle - Chief Executive Officer Brian MacNeal - Chief Financial Officer Conference Call Participants Stephen Kim - Evercore ISI Michael Wood - Nomura John Lovallo - Bank of America Susan Maklari - Goldman Sachs Kathryn Thompson - Thompson Research Keith Hughes - SunTrust Robinson Justin Speer - Zelman & Associates Phil Ng ...

Armstrong World Industries, Inc. (NYSE:AWI) Q3 2019 Earnings Conference Call October 28, 2019 11:00 AM ET Company Participants Tom Waters - Vice President of Corporate Finance Vic Grizzle - Chief Executive Officer Brian MacNeal - Chief Financial Officer Conference Call Participants Keith Hughes - SunTrust Stephen Kim - Evercore ISI John Lovallo - Bank of America. Michael Wood - Nomura Instinet Kathryn Thompson - Thompson Research Ken Zener - KeyBanc Phil Ng - Jefferies Garik Shmois - Longbow Research Justin ...

UNITEDSTATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock, $0.01 par value per share AWI New York Stock Exchange FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commis ...

Armstrong World Industries, Inc. (NYSE:AWI) Q2 2019 Earnings Conference Call July 29, 2019 11:00 AM ET Company Participants Tom Waters - Vice President of Corporate Finance Vic Grizzle - Chief Executive Officer Brian MacNeal - Chief Financial Officer Conference Call Participants John Lovallo - Bank of America. Kathryn Thompson - Thompson Research Ken Zener - KeyBanc Garik Shmois - Longbow Research Keith Hughes - SunTrust Stephen Kim - Evercore ISI Phil Ng - Jefferies Justin Speer - Zelman & Associates Opera ...

UNITEDSTATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock, $0.01 par value per share AWI New York Stock Exchange FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission ...

Armstrong World Industries, Inc. (NYSE:AWI) Q1 2019 Earnings Conference Call April 29, 2019 11:00 AM ET Company Participants Tom Waters - Vice President, Corporate Finance Vic Grizzle - Chief Executive Officer Brian MacNeal - Chief Financial Officer Conference Call Participants Nishu Sood - Deutsche Bank Stephen Kim - Evercore Ken Zener - KeyBanc Michael Wood - Nomura Garik Shmois - Longbow Kathryn Thompson - Thompson Research Phil Ng - Jefferies Peter Galbo - Bank of America Keith Hughes - SunTrust Justin ...