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TTM Q1 '26TTM Q4 '25TTM Q3 '25TTM Q2 '25TTM Q1 '25
Revenue by Business
Architectural Specialties$605.2M+18.5%$590.1M+28.4%$575.9M+36.4%$553.3M+41.4%$510.6M+38.9%
Mineral Fiber$1.04B+5.2%$1.03B+4.5%$1.02B+5.8%$1.01B+5.1%$991.5M+5.1%

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Questions, answered.

How does Armstrong World Industries break its business down?
Armstrong World Industries (AWI) reports revenue by business across 3 parts — Architectural Specialties, Mineral Fiber and Unallocated Corporate. Each is extracted from the segment footnotes and tracked over time.
Where does Armstrong World Industries's segment data come from?
Segment breakdowns are pulled from the segment footnotes in Armstrong World Industries's SEC filings (the XBRL dimensional tags), so every line ties back to a reported figure. Switch between quarterly, annual, and TTM, or open any segment for its full history.