Jennifer Ott Kozak - 09 Sep 2026 Form 4 Insider Report for ARMSTRONG WORLD INDUSTRIES INC (AWI)

Reporting relationship: SVP, CHRO
Issuer ticker: AWI
Reported as of: 09 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 10 Sep 2026, 16:34:50 UTC
Prior SEC filing: 02 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Alan M. Kidd, Attorney-in-fact

Filing notes and source

Key filing fact

Jennifer Ott Kozak filed Form 4 for ARMSTRONG WORLD INDUSTRIES INC (AWI) on 10 Sep 2026.

Key facts

This page summarizes Jennifer Ott Kozak's Form 4 filing for ARMSTRONG WORLD INDUSTRIES INC (AWI).
2 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 10 Sep 2026, 16:34.

Change

Previous filing in this sequence was filed on 02 Jun 2026.
Current net transaction value: $0.

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 0001949030 Primary reporting owner

Kozak Jennifer Ott

Relationship: SVP, CHRO
Address: C/O ARMSTRONG WORLD INDUSTRIES, INC., 2500 COLUMBIA AVENUE, LANCASTER
Signature: /s/ Alan M. Kidd, Attorney-in-fact
Signature date: 10 Sep 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
Shares: +1,496
Change %
Price
Shares after: 1,496
Date: 09 Sep 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,496
Exercise price
Footnotes: F1, F2, F3

AWI transaction Derivative

Restricted Stock Units

Award

Transaction value
Shares: +1,183
Change %: +79%
Price
Shares after: 2,679
Date: 09 Sep 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 1,183
Exercise price
Footnotes: F1, F3, F4

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 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

On September 9, 2026, the Reporting Person was granted 1,496 restricted stock units, which vest as follows: (1) 498 on the first anniversary of the grant, (2) 499 on the second anniversary of the grant and (3) 499 on the third anniversary of the grant (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).

Footnote F3

Price of Derivative Security is $0.

Footnote F4

The restricted stock units were granted to the Reporting Person on September 9, 2026 and will vest in full on September 9, 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).