Armstrong World (NYSE: AWI) SVP awarded 1,185 restricted stock units vesting 2029

Rhea-AI Filing Summary

Crager Jill A. reported acquisition or exercise transactions in this Form 4 filing.

Armstrong World Industries senior vice president Jill A. Crager received a grant of 1,185 restricted stock units on February 25, 2026. Each unit represents a contingent right to receive one share of common stock under the company’s 2022 Equity and Cash Incentive Plan.

The units will vest in full on February 25, 2029, if she remains employed with the company through that date, subject to any alternative provisions in the incentive plan. Following this award, she directly holds 1,185 restricted stock units.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Crager Jill A.

Role SVP Sales & Digital Mktg

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	1,185	$172.21	$204K

Holdings After Transaction: Restricted Stock Units — 1,185 shares (Direct)

Footnotes (1)

1. 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. 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.

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Crager Jill A.

(Last) (First) (Middle)

C/O ARMSTRONG WORLD INDUSTRIES, INC.

2500 COLUMBIA AVENUE

(Street)

LANCASTER PA 17603

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ARMSTRONG WORLD INDUSTRIES INC [ AWI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP Sales & Digital Mktg

3. Date of Earliest Transaction (Month/Day/Year)
02/25/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units(1)	(1)	02/25/2026		A		1,185		(2)	(2)	Common Stock	1,185	$172.21	1,185	D

Explanation of Responses:

1. 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.

2. 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.

	/s/ Alan M. Kidd, Attorney-in-fact	02/26/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did AWI executive Jill A. Crager report on this Form 4?

Jill A. Crager reported receiving a grant of 1,185 restricted stock units. These units were awarded under Armstrong World Industries’ 2022 Equity and Cash Incentive Plan and represent a contingent right to receive common shares, rather than an immediate stock purchase or sale.

When do Jill A. Crager’s AWI restricted stock units vest and what is required?

The 1,185 restricted stock units vest in full on February 25, 2029. Vesting is contingent on Jill A. Crager remaining employed by Armstrong World Industries through that date, except as otherwise provided under the company’s 2022 Equity and Cash Incentive Plan governing these awards.

How many AWI restricted stock units does Jill A. Crager hold after this grant?

After this grant, Jill A. Crager directly holds 1,185 restricted stock units. The filing indicates these units were acquired in a single award transaction, and each unit corresponds to a contingent right to receive one share of Armstrong World Industries common stock in the future.

What does each AWI restricted stock unit granted to Jill A. Crager represent?

Each restricted stock unit represents a contingent right to receive one share of Armstrong World Industries common stock. The rights are issued under the company’s 2022 Equity and Cash Incentive Plan and will convert into shares only upon satisfaction of vesting and other applicable plan conditions.

What transaction code is used for Jill A. Crager’s AWI restricted stock unit grant?

The transaction is coded “A” for a grant, award, or other acquisition. This indicates an equity-based compensation award rather than an open-market purchase or sale, and reflects her receipt of 1,185 restricted stock units under the company’s 2022 Equity and Cash Incentive Plan.