Armstrong boosts buyback authorization to $2.5 billion

Armstrong World Industries expanded its shareholder return plans.

Rhea-AI Filing Summary

Armstrong World Industries expanded its shareholder return plans. The board approved an additional $800 million authorization for the existing share repurchase program, raising total authorization to $2.5 billion and extending the program through December 31, 2029.

The company may repurchase shares in open-market, block or privately negotiated transactions, including under Rule 10b5-1 plans, and the program can be suspended or discontinued. The board also declared a quarterly cash dividend of $0.339 per share, payable August 19, 2026 to shareholders of record on August 5, 2026.

Armstrong reports $1.6 billion in 2025 revenue, about 4,000 employees and 24 manufacturing facilities, plus seven facilities in its WAVE joint venture.

Positive

• $800 million increase in share repurchase authorization lifts total program to $2.5 billion and extends potential buybacks through December 31, 2029, creating sizable multi-year capacity for returning capital to shareholders.
• The board declared a recurring quarterly cash dividend of $0.339 per share, with the next payment scheduled for August 19, 2026, reinforcing an ongoing cash-return component alongside buybacks.

Negative

• None.

Filing Explained

The $2.5 billion figure is an authorization rather than a purchase commitment: the filing says Armstrong is not obligated to repurchase any particular amount, and the board may suspend or discontinue the program without notice.

8-K Event Classification

2 items: 8.01, 9.01

2 items

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

Key Figures

Additional buyback authorization: $800 million Total buyback authorization: $2.5 billion Program end date: December 31, 2029 +5 more

8 metrics

Additional buyback authorization $800 million Incremental authorization approved by the board for the share repurchase program

Total buyback authorization $2.5 billion Aggregate capacity under the expanded share repurchase program

Program end date December 31, 2029 Current expiration of the share repurchase program after extension

Quarterly dividend per share $0.339 per share Cash dividend on common stock declared by the board

Dividend payment date August 19, 2026 Payable date for the declared quarterly cash dividend

Record date for dividend August 5, 2026 Shareholders of record on this date will receive the dividend

2025 revenue $1.6 billion Company revenue in 2025 as stated in the company overview

Employees 4,000 Approximate number of employees company-wide

Key Terms

share repurchase program, Rule 10b5-1 plans, Adjusted Free Cash Flow, capital allocation, +1 more

5 terms

share repurchase program financial

"approved an additional $800 million authorization to repurchase shares under the Company's existing share repurchase program"

A share repurchase program is when a company buys back its own shares from the marketplace. This reduces the total number of shares available, which can increase the value of each remaining share and signal confidence in the company's prospects. For investors, it often suggests that the company believes its stock is undervalued or that it has extra cash to return to shareholders.

Rule 10b5-1 plans regulatory

"Repurchases under the program may be made through ... transactions, including Rule 10b5-1 plans."

A Rule 10b5-1 plan is a prearranged schedule that lets company insiders buy or sell stock at set times or prices, set up when they do not possess confidential information. It acts like an automatic thermostat for trades, reducing the risk that otherwise-timed transactions could be accused of insider trading. Investors care because such plans increase transparency about insider activity and signal when insider trades are routine rather than reactive to private news.

Adjusted Free Cash Flow financial

"reflects the fundamental strength of our business model and its ability to consistently generate strong Adjusted Free Cash Flow"

Adjusted free cash flow is the amount of money a company generates from its operations after accounting for essential expenses and investments, like maintaining or upgrading equipment. It shows how much cash is truly available to grow the business, pay debts, or return to shareholders, helping investors see the company's financial health more clearly.

capital allocation financial

"With our consistent approach to capital allocation and a healthy balance sheet"

Capital allocation is the process of deciding how a company or individual uses their money to grow, pay bills, save, or invest. It matters because good decisions can help build wealth and ensure resources are used wisely, while poor choices can limit growth or cause financial problems. Think of it like managing your allowance—deciding whether to spend, save, or invest to meet your goals.

quarterly cash dividend financial

"has declared a quarterly cash dividend of $0.339 per share of outstanding common stock"

A quarterly cash dividend is a payment made by a company to its shareholders four times a year, usually based on its profits. It is like a regular bonus or reward for owning the company's stock, providing shareholders with income. Many investors see these payments as a sign of the company's stability and its ability to generate consistent profits.

FAQ

What change did Armstrong World Industries (AWI) make to its share repurchase program?

Armstrong World Industries’ board approved an additional $800 million authorization for its existing share repurchase program, bringing total authorization to $2.5 billion and extending the program through December 31, 2029, with purchases made at management’s discretion.

How large is Armstrong World Industries’ (AWI) total authorized stock buyback?

Total authorized repurchases now total $2.5 billion under Armstrong World Industries’ share repurchase program. The company may buy shares via open-market, block or privately negotiated transactions, including Rule 10b5-1 plans, subject to market and business conditions.

What dividend did Armstrong World Industries (AWI) declare and when is it payable?

The board declared a quarterly cash dividend of $0.339 per share of common stock, payable on August 19, 2026 to shareholders of record as of the close of business on August 5, 2026, continuing the company’s regular dividend payments.

Can Armstrong World Industries (AWI) change or suspend its share repurchase program?

Yes. The expanded share repurchase program, even at $2.5 billion in total authorization, does not obligate Armstrong to repurchase any specific amount and may be suspended or discontinued at any time by the board without notice.

How big is Armstrong World Industries (AWI) in terms of 2025 revenue and operations?

Armstrong World Industries reported $1.6 billion in revenue in 2025, employs approximately 4,000 people, and operates a manufacturing network of 24 facilities, plus seven additional facilities dedicated to its WAVE joint venture across the Americas.

How will Armstrong World Industries (AWI) execute its expanded buyback program?

Armstrong may repurchase common shares in open-market, block, or privately negotiated transactions. It may also use Rule 10b5-1 plans, with timing and amount determined by management based on market, business and regulatory considerations.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 07/21/2026 - 04:30 PM Accepted by SEC EDGAR 07/21/2026 - 04:30 PM Learn about SEC filing dates

false000000743100000074312026-07-212026-07-21

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 21, 2026

ARMSTRONG WORLD INDUSTRIES, INC.

(Exact name of registrant as specified in its charter)

Pennsylvania		1-2116		23-0366390
(State or other jurisdiction of incorporation or organization)		(Commission File Number)		(IRS Employer Identification No.)
2500 Columbia Avenue P.O. Box 3001 Lancaster, Pennsylvania				17603
(Address of principal executive offices)				(Zip Code)

Registrant’s telephone number, including area code: (717) 397-0611

NA

(Former name or former address if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, $0.01 par value per share		AWI		New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ◻

Section 8 – Other Events

Item 8.01. Other Events

On July 21, 2026, Armstrong World Industries, Inc. (the “Company”) issued a press release announcing 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 December 31, 2029. Pursuant to the program, the Company may purchase shares of its common stock at times and in such amounts as management deems appropriate, subject to market and business conditions, regulatory requirements and other factors. Repurchases under the program may be made through open market, block and privately-negotiated transactions, including Rule 10b5-1 plans. The expanded program, unless otherwise determined by the Board of Directors, does not obligate the Company to purchase any particular amounts of common stock and may be suspended or discontinued at anytime without notice.

The press release also announces that the Company's Board of Directors has declared a quarterly cash dividend of $0.339 per share of outstanding common stock payable on August 19, 2026 to stockholders of record as of the close of business on August 5, 2026. A copy of the press release is attached as Exhibit 99.1 hereto and incorporated herein by reference.

Section 9 – Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

No. 99.1   No. 104 Press Release of Armstrong World Industries, Inc. dated July 21, 2026   Cover Page Interactive Data File (embedded within the Inline XBRL document)

2

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

ARMSTRONG WORLD INDUSTRIES, INC.
By:		/s/ Jessica M. Cicali
		Jessica M. Cicali
		SVP General Counsel, Chief Compliance Officer, Secretary

Date: July 21, 2026

3

Exhibit 99.1

Armstrong World Industries Announces Increase to Share Repurchase Program and Quarterly Dividend

LANCASTER, Pa., July 21, 2026 – 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.

"I'm pleased to announce the Board’s approval of this $800 million increase in our share repurchase authorization which, along with our quarterly dividend, reflects the fundamental strength of our business model and its ability to consistently generate strong Adjusted Free Cash Flow," said Chris Calzaretta, SVP and CFO of Armstrong World Industries. "With our consistent approach to capital allocation and a healthy balance sheet, we are well-positioned for continued long-term shareholder value creation."

Pursuant to the share repurchase program, the Company may purchase shares of its common stock at times and in such amounts as management deems appropriate, subject to market and business conditions, regulatory requirements and other factors. Repurchases under the program may be made through open market, block and privately-negotiated transactions, including Rule 10b5-1 plans. The expanded program, unless otherwise determined by the Board of Directors, does not obligate the Company to purchase any particular amounts of common stock and may be suspended or discontinued at any time without notice. The declaration and payment of future dividends and capital allocations will be at the discretion of the Board of Directors and will be dependent upon, among other things, the company's financial position, results of operations and cash flow.

About Armstrong

Armstrong World Industries, Inc. (AWI) is an Americas leader in the design and manufacture of innovative interior and exterior architectural applications including ceilings, specialty walls and exterior metal solutions. For more than 165 years, Armstrong has delivered products and capabilities that enable architects, designers and contractors to transform building design and construction with elevated aesthetics, acoustics and sustainable attributes. With $1.6 billion in revenue in 2025, AWI has approximately 4,000 employees and a manufacturing network of 24 facilities, plus seven facilities dedicated to its WAVE joint venture.

Contact Investors & Media: Theresa Womble, VP, Investor Relations and Corporate Communications

tlwomble@armstrong.com or (717) 396-6354

Investors: Morgan Leitzel, Manager, Investor Relations

mcleitzel@armstrong.com or (717) 396-2240

2

Filing Exhibits & Attachments

2 documents

Press Releases

• EX-99.1 EX-99.1 12.1 KB

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT 25.9 KB