| Spivy Gregory P +6 co-filersDirector · 5 transactions | — | 16.06M†as of Jul 2018 | 9.5K | — | — |
| Coulter James G +2 co-filers10% owner · 1 transaction | — | 14.00M†as of Oct 2009 | — | 1.9K | — |
| Coulter James G +1 co-filer10% owner · 10 transactions | — | 7.28Mas of Sep 2011 | — | — | — |
| Bonderman DavidReporting owner · 12 transactions | — | 6.31Mas of Nov 2012 | — | 1.9K | 1.18M |
| Coulter James G +1 co-filer10% owner · 1 transaction | — | 6.31Mas of Nov 2012 | — | — | 1.18M |
| Armstrong World Industries, Inc. Asbestos Personal Injury Settlement Trust10% owner · 9 transactions | — | 5.25Mas of May 2015 | — | — | 30.69M |
| VA Partners I, LLC +5 co-filersReporting owner · 8 transactions | — | 2.24Mas of Nov 2018 | — | 1.00M | 6.96M |
| Grizzle VictorExecutive Chair, Director · 50 transactions | — | 505.8K | 977.9K | 9.0K | 130.3K |
| Lockhart Michael DChairman of Bd, President &CEO, Director · 4 transactions | — | 244.8Kas of Sep 2009 | 451.2K | — | — |
| Espe Matthew JPresident and CEO, Director · 15 transactions | — | 87.5Kas of Feb 2016 | 115.4K | — | — |
| Hershey Mark APresident & CEO · 53 transactions | — | 64.8K | 179.5K | 2.5K | 87.5K |
| Oconnor James JDirector · 16 transactions | — | 62.5Kas of Jul 2017 | 49.7K | 7.0K | — |
| Grasberger F Nicholas IIIExec VP AWI, CEO ABP · 4 transactions | — | 59.8Kas of Sep 2009 | 86.9K | — | — |
| MacNeal Brian LCFO · 13 transactions | — | 53.3Kas of Apr 2022 | 98.4K | — | 5.0K |
| Ready Frank JEVP & CEO Armstrong Floor Prod · 9 transactions | — | 44.4Kas of Dec 2012 | 80.0K | — | — |
| Askren Stanley ADirector · 15 transactions | — | 38.8Kas of Jun 2021 | 35.2K | — | — |
| McWilliams Larry SDirector · 15 transactions | — | 35.3Kas of Jul 2022 | 32.7K | — | — |
| Huang TaoDirector · 13 transactions | — | 31.2Kas of Jun 2021 | 28.5K | — | — |
| Melville James ClintonDirector · 16 transactions | — | 27.8Kas of Jun 2023 | 30.5K | — | — |
| Rigas John NSr.VP, Secretary & Gen Counsel · 1 transaction | — | 27.6Kas of Oct 2006 | 27.6K | — | — |
| Mangas Thomas BEVP and CEO, AFP · 7 transactions | — | 23.8Kas of Mar 2014 | 25.5K | 6.5K | — |
| Roberts John JosephDirector · 14 transactions | — | 23.5Kas of Nov 2019 | 26.8K | — | — |
| Gaffney James JDirector · 8 transactions | — | 22.0Kas of Apr 2016 | 19.2K | — | — |
| Maier Donald R.EVP and CEO, AFP · 18 transactions | — | 21.1Kas of Feb 2016 | 108.0K | — | 100.5K |
| Cookson David SSVP, Americas · 10 transactions | — | 20.9Kas of Jun 2018 | 28.5K | — | 27.3K |
| Templin Roy WDirector · 14 transactions | — | 20.7K | 17.5K | 3.2K | — |
| McNamara Stephen FVice President and Controller · 60 transactions | — | 19.6Kas of Apr 2021 | 89.9K | — | 68.5K |
| Chiappone Charles MSVP, Ceilings & Wall Solutions · 19 transactions | — | 18.8Kas of Sep 2021 | 78.4K | — | 34.8K |
| Johnston Michael FDirector · 7 transactions | — | 18.6Kas of Jul 2015 | 18.6K | — | — |
| Wenz RichardDirector · 7 transactions | — | 18.6Kas of Jul 2015 | 18.6K | — | — |
| Nickel Jeffrey DSr. VP, Secy & General Counsel · 12 transactions | — | 17.3Kas of Mar 2011 | 73.2K | — | — |
| Rodruan William CInterim CFO · 4 transactions | — | 17.2Kas of Sep 2009 | 10.0K | 1.0K | — |
| Garland Robert CDirector · 6 transactions | — | 16.6Kas of Mar 2009 | 15.3K | 1.7K | 415 |
| Sanders Alexander M JRDirector · 4 transactions | — | 15.3Kas of Nov 2008 | 15.3K | — | — |
| Thomas Cherryl TDirector · 11 transactions | — | 15.2Kas of Jun 2024 | 15.2K | — | — |
| Calzaretta Christopher P.SVP & CFO · 11 transactions | — | 15.2K | 18.7K | — | — |
| Romano Ellen R.SVP, Human Resources · 35 transactions | — | 15.1Kas of Mar 2023 | 68.6K | — | 47.6K |
| Kane Thomas MichaelSr. VP-HR & GovRel · 10 transactions | — | 13.3Kas of May 2013 | 27.7K | — | 26.4K |
| Boscia Jon ADirector · 3 transactions | — | 13.2Kas of Oct 2009 | 13.2K | — | — |
| Senkowski Stephen JFormer Exec VP AWI & CEO ABP · 3 transactions | — | 10.9Kas of Apr 2009 | 55.2K | — | — |
| So AustinSVP, GC, Gov't. Rel., & CSO · 10 transactions | — | 10.1K | 14.4K | — | — |
| Shurts WayneDirector · 10 transactions | — | 9.8K | 9.7K | 11.45 | — |
| Loughran BarbaraDirector · 9 transactions | — | 9.7K | 9.7K | — | — |
| Crager Jill A.SVP Sales & Digital Mktg · 10 transactions | — | 8.4K | 10.2K | — | — |
| Whyte Bettina MDirector · 2 transactions | — | 8.0Kas of Oct 2010 | 8.0K | — | — |
| Haberkorn Judith RDirector · 2 transactions | — | 7.2Kas of Oct 2009 | 7.2K | — | — |
| Liaw JeffreyDirector · 4 transactions | — | 6.7Kas of Jul 2015 | 6.7K | — | — |
| McCunniff Donald ASr. VP-Human Resources · 4 transactions | — | 6.4Kas of Aug 2009 | 36.3K | — | — |
| Holder Richard DDirector · 6 transactions | — | 6.2K | 6.2K | — | — |
| Steiner Edward E.Director · 2 transactions | — | 6.0Kas of Oct 2009 | 8.2K | — | — |
| Osborne William HDirector · 8 transactions | — | 4.8K | 6.0K | — | 100 |
| Burge James T.Vice President & Controller · 21 transactions | — | 4.1K | 4.4K | — | — |
| Schulz David S.SVP and CFO · 7 transactions | — | 4.0Kas of Feb 2016 | 1.8K | — | — |
| Winters Michael CarlSVP, Arch Spec & Bus Dev · 2 transactions | — | 2.7K | 3.7K | — | — |
| Pitre KathleenDirector · 2 transactions | — | 1.7K | 1.7K | — | — |
| Holleran KevinDirector · 2 transactions | — | 1.3K | 1.3K | — | — |
| Bonderman David +2 co-filersFormer 10% Owner (2)(3)(4) · 5 transactions | — | 0as of Mar 2014 | — | — | 7.35M |
| VA Partners I, LLC +6 co-filersReporting owner · 3 transactions | — | 0as of May 2019 | — | — | 2.24M |
| Kirchner-King Dawn M.SVP Human Resources · 5 transactions | — | 0as of Aug 2024 | 2.5K | — | 364 |
| Peppet Russell FDirector · 4 transactions | — | 0as of Nov 2008 | 15.3K | — | — |
| Pergament Arthur JDirector · 4 transactions | — | 0as of Dec 2008 | 15.3K | — | — |