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Companies / Industrials / Armstrong World Industries, Inc.
AWI

Armstrong World Industries, Inc.

IndustrialsRubber & Plastics
Ticker AWILANCASTER, PAFiscal year ends DecemberBook value per share $20.61Diluted shares 42.9M

Armstrong World Industries, Inc. (NYSE: AWI) designs and manufactures interior and exterior architectural products, including ceilings, specialty walls and exterior metal solutions, for commercial and residential construction markets. Its products use materials such as mineral fiber, fiberglass, metal, wood, felt,… From the company’s description.

In fiscal 2025, Armstrong World Industries, Inc. reported revenue of $1.62B, up 12.1% from fiscal 2024, and net income of $308.70M. Its operating margin was 26.6%, and operations generated $355.50M in cash. Over the twelve months to Jun 30, 2026, revenue was $1.70B.

Fiscal year 2025 · ends 12-31Changes are against fiscal 2024The amber dot is the latest twelve months, to 2026-06-30
Sales & profitability
$1.62BFY2025
+12.1% year over year
Last 12 mo $1.70B
26.59%FY2025
+0.7 percentage points
Last 12 mo 25.79%
$308.70MFY2025
+16.5% year over year
Last 12 mo $315.30M
34.27%FY2025
−0.7 percentage points
Last 12 mo 35.66%
Cash & financing
$355.50MFY2025
+33.2% year over year
Last 12 mo $358.80M
$246.10MFY2025
+33.8% year over year
Last 12 mo $246.70M
0.49FY2025
Was 0.74× a year earlier
Last 12 mo 0.60
43.6MFY2025
−0.9% year over year
Last 12 mo 42.9M

Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.

What Armstrong World Industries, Inc. does

In the company’s own words

Armstrong World Industries, Inc. (NYSE: AWI) designs and manufactures interior and exterior architectural products, including ceilings, specialty walls and exterior metal solutions, for commercial and residential construction markets. Its products use materials such as mineral fiber, fiberglass, metal, wood, felt, architectural resin and glass, and glass-reinforced gypsum; it also makes ceiling suspension systems through its 50%-owned Worthington Armstrong Venture joint venture. Armstrong reports Mineral Fiber and Architectural Specialties as its operating segments, alongside Unallocated Corporate. Mineral Fiber produces suspended mineral fiber and fiberglass ceiling systems and includes the joint venture’s grid products; Architectural Specialties designs, produces and sources specialty ceilings, walls and other architectural applications, primarily for commercial settings. Customers include building-materials distributors, contractors, home centers, direct customers, retailers and national accounts. In 2025, approximately 63% of consolidated net sales went to building-materials distributors. Its portfolio includes Armstrong, 3form, Tectum, WoodWorks, Zahner and Sustain brands. Armstrong had approximately 3,800 employees as of December 31, 2025. Its website is https://www.armstrong.com.

Company details
Sector
Industrials
Industry (SIC)
Rubber & Plastics
Headquarters
LANCASTER, PA
Fiscal year end
December
CIK
7431
SIC
3089

Financial performance, year by year

Fiscal 2013–2025 · USD
$-381.00M$464.70M$1.31B$2.16B$3.00B2013201420152016201720182019202020212022202320242025Last 12 moLast 12 monthsLast 12 months

The full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.

Ownership

Who owns Armstrong World Industries, Inc. — and what changed

Funds as of 2026Q2 · superinvestors as of 2026-06-30

383
funds hold it
0 of 35
superinvestors hold it
$2.90B
held by funds, at market
42.6%
of shares held by funds

Largest fund holders · Armstrong World Industries, Inc.’s weight in each

iShares Core S&P Small-Cap ETF
IJR · iShares Trust
0.37%of fund net assets
VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.01%of fund net assets
Touchstone Funds Group Trust-Touchstone Mid Cap Fund
TMCPX · Touchstone Funds Group Trust
3.84%of fund net assets
FULLERTHALER BEHAVIORAL SMALL CAP EQUITY
FTHNX · Capitol Series Trust
1.33%of fund net assets
VANGUARD SMALL-CAP INDEX FUND
VB · VANGUARD INDEX FUNDS
0.08%of fund net assets

Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.

Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.

Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.

Connected research

Put this business in context.

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  • “How do Armstrong World Industries, Inc. and its peers compare on margins and cash generation over ten years?”
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