
Armstrong World Industries (NYSE:AWI) reported record-breaking financial results for 2025, supported by a robust fourth quarter that saw significant margin expansion and a surge in free cash flow.
The interior and exterior architectural specialist posted full-year net sales of $1.6 billion, a 12% increase over 2024.
The momentum carried through the fourth quarter, where net sales rose 6% to $388 million.
The company’s focus on high-value specialty walls and metal solutions, alongside its core ceiling business, fueled a 15% increase in annual operating income.
Efficiency gains were a hallmark of the period.
In the fourth quarter, Armstrong expanded its adjusted EBITDA margin by 160 basis points, while full-year adjusted diluted earnings per share (EPS) climbed 17% to cap a year of consistent outperformance.
One of the most striking figures in the report was the company's cash generation.
Combined cash flow from operating and investing activities skyrocketed 88% year-over-year, while adjusted free cash flow grew by 16%.