ARMSTRONG WORLD INDUSTRIES INC 8-K

What Happened
Armstrong World Industries, Inc. announced on March 2, 2026 (Item 7.01, Regulation FD disclosure) that it posted an updated Investor Presentation to the “Investors” section of its website (www.armstrong.com) ahead of upcoming investor meetings. A copy of the presentation is attached to the 8-K as Exhibit 99.1 and is incorporated by reference.

Key Details

• Filing date: March 2, 2026 (Form 8-K, Item 7.01, Reg FD Disclosure).
• Document posted: Updated Investor Presentation, attached as Exhibit 99.1.
• Location: Available via the “Investors” section of www.armstrong.com.
• Purpose noted by the company: In anticipation of upcoming investor meetings.

Why It Matters
This filing informs investors that Armstrong has publicly posted its latest investor presentation and has taken steps to broadly disclose that information under Regulation FD. The 8-K itself does not report earnings, financial statements, executive changes, or other material events—it confirms the availability of the presentation for investors to review. Retail investors should review the posted presentation on the company website for any updated strategy, metrics, or guidance that the company presents at investor meetings.