ARMSTRONG WORLD INDUSTRIES INC — All Filings
1,006 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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10-K
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10-K405
10-Q
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11-K
11-K/A
144
3
3/A
39-310B
4
4/A
424B3
424B5
424B7
5
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERTNYS
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DEF 14A
DEFA14A
DEFA14C
FWP
NT 11-K
POSASR
S-3
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S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC 14D1
SC 14D1/A
SC 14D9
SC TO-C
SC TO-T
SC TO-T/A
SC14D9C
SCHEDULE 13G/A
SD
T-3
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-000652 | Mar 26, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000028 | Mar 2, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000026 | Mar 2, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000024 | Mar 2, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000022 | Mar 2, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000020 | Mar 2, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000018 | Mar 2, 2026 | Feb 27, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000016 | Mar 2, 2026 | Feb 27, 2026 |
| 8-K | 8-K | 0001193125-26-085819 | Mar 2, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000013 | Feb 26, 2026 | Feb 25, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000008 | Feb 26, 2026 | Feb 25, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000006 | Feb 26, 2026 | Feb 25, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000004 | Feb 26, 2026 | Feb 25, 2026 |
| 4 | PRIMARY DOCUMENT | 0000007431-26-000002 | Feb 26, 2026 | Feb 25, 2026 |
| 10-K | 10-K | 0001193125-26-065183 | Feb 24, 2026 | Dec 31, 2025 |
| 8-K | 8-K | 0001193125-26-064950 | Feb 24, 2026 | — |
| 8-K | 8-K | 0001193125-26-060369 | Feb 20, 2026 | — |
| 8-K | 8-K | 0001193125-26-058141 | Feb 19, 2026 | Feb 18, 2026 |
| 8-K | 8-K | 0001193125-26-057076 | Feb 18, 2026 | — |
| 8-K | 8-K | 0001193125-26-033816 | Feb 2, 2026 | Jan 27, 2026 |
| 8-K | 8-K | 0001193125-26-012306 | Jan 14, 2026 | Jan 13, 2026 |
| 8-K | 8-K | 0001193125-25-320094 | Dec 16, 2025 | Dec 10, 2025 |
| 4 | PRIMARY DOCUMENT | 0000007431-25-000008 | Nov 24, 2025 | Nov 21, 2025 |
| SCHEDULE 13G/A | — | 0001398344-25-020888 | Nov 14, 2025 | — |
| 8-K | 8-K | 0001193125-25-274379 | Nov 10, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0000007431-25-000006 | Oct 30, 2025 | Oct 29, 2025 |
| 10-Q | 10-Q | 0001193125-25-252201 | Oct 28, 2025 | Sep 30, 2025 |
| 8-K | 8-K | 0001193125-25-252052 | Oct 28, 2025 | — |
| 3 | PRIMARY DOCUMENT | 0000007431-25-000004 | Oct 23, 2025 | Oct 22, 2025 |
| 8-K | 8-K | 0001193125-25-247714 | Oct 23, 2025 | — |
| 8-K | 8-K | 0001193125-25-246795 | Oct 22, 2025 | — |
| 8-K | 8-K | 0001193125-25-206892 | Sep 18, 2025 | — |
| 144 | — | 0001959173-25-005913 | Sep 11, 2025 | — |
| 8-K | 8-K | 0001193125-25-195020 | Sep 3, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020316 | Aug 11, 2025 | Aug 8, 2025 |
| 144 | — | 0001959173-25-005068 | Aug 8, 2025 | — |
| 144 | — | 0001959173-25-004906 | Aug 4, 2025 | — |
| 10-Q | 10-Q | 0000950170-25-099377 | Jul 29, 2025 | Jun 30, 2025 |
| 8-K | 8-K | 0000950170-25-099364 | Jul 29, 2025 | — |
| 8-K | 8-K | 0000950170-25-097890 | Jul 23, 2025 | — |
| SCHEDULE 13G/A | — | 0002052113-25-003335 | Jul 18, 2025 | — |
| 8-K | 8-K | 0001193125-25-142050 | Jun 17, 2025 | Jun 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-017576 | Jun 16, 2025 | Jun 13, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-017574 | Jun 16, 2025 | Jun 13, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-017572 | Jun 16, 2025 | Jun 13, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-017569 | Jun 16, 2025 | Jun 13, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-017566 | Jun 16, 2025 | Jun 13, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-017563 | Jun 16, 2025 | Jun 13, 2025 |
| 3 | PRIMARY DOCUMENT | 0001127602-25-017386 | Jun 12, 2025 | — |
| SD | SD | 0000950170-25-078413 | May 28, 2025 | — |