Armstrong World Industries Inc

Latest Results (02.04.2026):

Armstrong World Industries Inc — fourth quarter 2025: Armstrong reported a strong fourth quarter and record full‑year 2025, with Q4 net sales of $388.3 million (up 5.6% vs. Q4 2024) and continued margin expansion that drove higher operating income and EPS. The company delivered double‑digit annual sales and earnings growth for 2025 and provided 2026 guidance calling for further top‑line, margin and cash‑flow improvement.

Q4 sales and EPS

Q4 2025 net sales were $388.3M, up 5.6% year‑over‑year. Diluted net earnings per share were $1.51 (up 6.3%); adjusted diluted EPS was $1.61 (up 7.3%).

Profitability and margins

Q4 operating income was $92.0M (up 12.3%) and operating margin expanded to 23.7% (+140 bps). Adjusted EBITDA was $124M (up 11.5%) with an adjusted EBITDA margin of 32.0% (+160 bps).

Segment performance — Mineral Fiber

Mineral Fiber Q4 net sales were $244.6M (up 2.7%). Operating income rose to $80.4M (up 17.2%) and operating margin expanded markedly to 32.9% (+410 bps), driven largely by favorable average unit value (AUV) and manufacturing productivity.

Segment performance — Architectural Specialties

Architectural Specialties Q4 net sales were $143.7M (up 11.0%), helped by 2024 acquisitions and organic growth, but operating income fell to $12.5M (down ~12%), with margins pressured by higher SG&A and manufacturing costs related to acquisitions and project timing.

Full‑year 2025 highlights and cash flow

For full‑year 2025, Armstrong posted record net sales of $1,620.8M (up 12.1%) and diluted EPS of $7.08 (up 17.6%). Adjusted EBITDA was $555M (up 14.1%) and adjusted free cash flow was $346M (up 15.9%). Net cash from operating and investing activities grew ~88% to $351.9M.

Capital returns and balance sheet

In Q4 2025 the company repurchased 0.3M shares for $50M; full‑year repurchases totaled 0.8M shares for $129M. Total shareholders’ equity increased to $900.7M at year‑end and $533M remained available under the repurchase authorization as of 12/31/2025.

2026 outlook

Guidance for 2026 calls for net sales of $1,745–$1,785M (up 8–10%), adjusted EBITDA $600–$620M (up 8–12%), adjusted diluted EPS $8.05–$8.35 (up 9–13%), and adjusted free cash flow $375–$395M (up 9–14%).

Strategic activity

Armstrong emphasized continued expansion in Architectural Specialties through acquisitions: 2025 saw acquisitions including Geometrik and FGM‑Parallel, and post‑period (Feb 19, 2026) the company acquired Eventscape. Management cited AUV growth, productivity and disciplined capital allocation as drivers of the results and noted a CEO transition to Mark Hershey.