Armstrong World Industries, Inc. (NYSE:AWI), an Americas leader in the design and manufacture of innovative interior and exterior architectural applications including ceilings, specialty walls and exterior metal solutions, announced today that its Board of Directors has approved an additional $800 million authorization to repurchase shares under the Company's existing share repurchase program, increasing the total authorized amount under the program to $2.5 billion, and extending the program through Dec. 31, 2029.

In addition, the Board of Directors has declared a cash dividend of $0.339 per share of common stock. The dividend will be paid on Aug. 19, 2026, to shareholders on record as of the close of business on Aug. 5, 2026.