Mark A. Hershey - 25 Feb 2026 Form 4 Insider Report for ARMSTRONG WORLD INDUSTRIES INC (AWI)

Reporting relationship: SVP & Chief Operating Officer
Issuer ticker: AWI
Reported as of: 25 Feb 2026
Net transaction value: +$1,320,162
SEC form: 4
Accepted by SEC: 26 Feb 2026, 16:45:08 UTC
Prior SEC filing: 10 Apr 2025
Next SEC filing: 02 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Alan M. Kidd, Attorney-in-fact

Key filing fact

Mark A. Hershey filed Form 4 for ARMSTRONG WORLD INDUSTRIES INC (AWI) on 26 Feb 2026.

Key facts

This page summarizes Mark A. Hershey's Form 4 filing for ARMSTRONG WORLD INDUSTRIES INC (AWI).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 26 Feb 2026, 16:45.

Change

Previous filing in this sequence was filed on 10 Apr 2025.
Current net transaction value: +$1,320,162.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001322386 Primary reporting owner

Hershey Mark A

Relationship: SVP & Chief Operating Officer
Address: C/O ARMSTRONG WORLD INDUSTRIES, INC., 2500 COLUMBIA AVENUE, LANCASTER
Signature: /s/ Alan M. Kidd, Attorney-in-fact
Signature date: 26 Feb 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

AWI transaction Derivative

Restricted Stock Units

Award

Transaction value: $1,320,162
Shares: +7,666
Change %
Price: $172.21
Shares after: 7,666
Date: 25 Feb 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 7,666
Exercise price
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock under the Issuer's 2022 Equity and Cash Incentive Plan.

Footnote F2

The restricted stock units were granted to the Reporting Person on February 25, 2026 and will vest in full on February 25, 2029 (contingent upon the Reporting Person's employment with the Issuer on the scheduled vesting date, except as provided for under the Issuer's 2022 Equity and Cash Incentive Plan).