Kaiser Aluminum declares $0.77 quarterly dividend

Kaiser Aluminum Corporation’s board of directors declared a quarterly cash dividend of $0.77 per share on its common stock.

Rhea-AI Filing Summary

Kaiser Aluminum Corporation’s board of directors declared a quarterly cash dividend of $0.77 per share on its common stock. The dividend will be paid on May 15, 2026 to stockholders who are on record as of the close of business on April 24, 2026.

The company, a producer of semi-fabricated specialty aluminum products serving aerospace, packaging, automotive and other industrial markets, highlighted that its investor information and SEC filings are available through its website and the SEC’s online database.

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

Quarterly dividend: $0.77 per share Dividend payment date: May 15, 2026 Dividend record date: April 24, 2026 +2 more

5 metrics

Quarterly dividend $0.77 per share Declared by board of directors on common stock

Dividend payment date May 15, 2026 Date cash dividend will be paid

Dividend record date April 24, 2026 Stockholders of record at close of business

Par value of common stock $0.01 per share Common stock listed on Nasdaq Global Select Market

Founding year 1946 Company heritage noted in business description

Key Terms

quarterly cash dividend, forward-looking statements, Private Securities Litigation Reform Act of 1995, Russell 2000® index, +2 more

6 terms

quarterly cash dividend financial

"its Board of Directors has declared a quarterly cash dividend of $0.77 per share"

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.

forward-looking statements regulatory

"This press release contains statements based on management’s current expectations, estimates and projections that constitute “forward-looking statements”"

Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.

Private Securities Litigation Reform Act of 1995 regulatory

"“forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995"

Russell 2000® index financial

"The Company’s stock is included in the Russell 2000® index"

A stock market index that tracks the performance of roughly 2,000 publicly traded U.S. companies with smaller market values, representing the broader small-cap segment of the market. It matters to investors because it acts like a thermometer for smaller companies—used as a benchmark to compare fund performance, guide portfolio allocation, and gauge economic or market trends affecting growth-oriented, higher-risk firms.

S&P Small Cap 600® index financial

"and the S&P Small Cap 600® index"

Inline XBRL technical

"Cover Page Interactive Data File (embedded within the Inline XBRL document)"

Inline XBRL is a file format for financial filings that embeds machine-readable data tags directly inside the human-readable report, so the same document can be read by people and parsed by software. For investors it makes extracting, comparing and verifying financial numbers faster and more reliable—like a grocery list where each item also has a barcode—reducing manual errors and speeding up analysis.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What dividend did Kaiser Aluminum (KALU) declare in this 8-K?

Kaiser Aluminum declared a quarterly cash dividend of $0.77 per share on its common stock. This payment reflects the board’s decision to return cash to shareholders through regular dividend distributions, as detailed in the company’s announcement.

When will Kaiser Aluminum (KALU) pay the $0.77 quarterly dividend?

The $0.77 per share quarterly dividend will be paid on May 15, 2026. Shareholders who are recorded as stockholders of record by the close of business on April 24, 2026 will be eligible to receive this cash dividend payment.

What is the record date for Kaiser Aluminum’s April 2026 dividend?

The record date for Kaiser Aluminum’s quarterly dividend is April 24, 2026. Investors who are stockholders of record at the close of business on that date will receive the $0.77 per share cash dividend payable on May 15, 2026.

What type of products does Kaiser Aluminum (KALU) manufacture?

Kaiser Aluminum produces semi-fabricated specialty aluminum products, including plate, sheet, coil, extrusions, rod, bar, tube, and wire. These highly engineered products serve aerospace and high-strength, packaging, general engineering, automotive extrusions, and other industrial applications across global markets.

Where can investors find Kaiser Aluminum’s SEC filings and earnings information?

Investors can access Kaiser Aluminum’s SEC filings and financial news through the investor relations section of its website. The company also links to its filings on the SEC’s website and provides webcasts of quarterly earnings calls and certain investment community events.

Does Kaiser Aluminum’s press release include forward-looking statements?

Yes. Kaiser Aluminum states the release contains forward-looking statements under the Private Securities Litigation Reform Act of 1995. These are based on management’s current expectations and are subject to risks detailed in the company’s SEC reports, including its Form 10-K for 2025.

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

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Accepted by SEC EDGAR 04/13/2026 - 04:40 PM EDT Learn about SEC filing dates

false0000811596KAISER ALUMINUM CORP0000811596dei:FormerAddressMember2026-04-132026-04-1300008115962026-04-132026-04-13

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): April 13, 2026

KAISER ALUMINUM CORPORATION

(Exact name of Registrant as Specified in Its Charter)

Delaware			1-09447	94-3030279
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
1550 West McEwen Drive Suite 500
Franklin, Tennessee				37067
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (629) 252-7040

(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 the registrant under any of the following provisions:

☐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, par value $0.01 per share		KALU		Nasdaq Global Select Market

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. ☐

Item 8.01 Other Events.

On April 13, 2026, Kaiser Aluminum Corporation announced that its board of directors declared a quarterly cash dividend on its common stock of $0.77 per share. The dividend will be payable on May 15, 2026 to stockholders of record as of the close of business on April 24, 2026. A copy of the press release is attached hereto as Exhibit 99.1.

The information contained in the press release shall not be deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934 ("Exchange Act"), or otherwise subject to liability of that section. In addition, this information shall not be incorporated by reference into any registration statement or other document filed under the Securities Act, or the Exchange Act, regardless of any general incorporation language in such filing, except as shall be expressly set forth by specific reference in the filing.

Item 9.01 Financial Statements and Exhibits.

Exhibit Number		Description
99.1		Press release dated April 13, 2026.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

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.

			Kaiser Aluminum Corporation
Date:	April 13, 2026	By:	/s/ Cherrie I. Tsai
			Cherrie I. Tsai Vice President, Deputy General Counsel and Corporate Secretary

Exhibit 99.1

FOR IMMEDIATE RELEASE

Kaiser Aluminum Corporation Announces Quarterly Dividend Payment

FRANKLIN, Tenn., April 13, 2026 – Kaiser Aluminum Corporation (NASDAQ:KALU) today announced that its Board of Directors has declared a quarterly cash dividend of $0.77 per share. The dividend will be payable on May 15, 2026 to stockholders of record as of the close of business on April 24, 2026.

About Kaiser Aluminum Corporation

Kaiser Aluminum Corporation, headquartered in Franklin, Tenn., is a leading producer of semi-fabricated specialty aluminum products, serving customers worldwide with highly-engineered solutions for aerospace and high-strength, packaging, general engineering, automotive extrusions, and other industrial applications. The Company’s North American facilities produce value-added plate, sheet, coil, extrusions, rod, bar, tube, and wire products, adhering to traditions of quality, innovation, and service that have been key components of the culture since the Company was founded in 1946. The Company’s stock is included in the Russell 2000® index and the S&P Small Cap 600® index.

Available Information

For more information, please visit the Company’s website at www.kaiseraluminum.com. The website includes a section for investor relations under which the Company provides notifications of news or announcements regarding its financial performance, including Securities and Exchange Commission (SEC) filings, investor events, and earnings and other press releases. In addition, all Company filings submitted to the SEC are available through a link to the section of the SEC’s website at www.sec.gov, which includes: Annual Reports on Form 10-K, Quarterly Reports on Form 10-Q, Current Reports on Form 8-K and Proxy Statements for the Company’s annual stockholders’ meetings, and other information statements as filed with the SEC. In addition, the Company provides a webcast of its quarterly earnings calls and certain events in which management participates or hosts with members of the investment community.

Forward-Looking Statements

This press release contains statements based on management’s current expectations, estimates and projections that constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995 involving known and unknown risks and uncertainties that may cause actual results,

performance or achievements of the Company to be materially different from those expressed or implied. These factors include: (a) general economic and business conditions, including the impact of geopolitical factors and governmental and other actions taken in response, tariffs, cyclicality, reshoring, labor challenges, supply interruptions, scrap availability and pricing, customer operation disruptions, customer inventory imbalances and supply chain issues and other conditions that impact demand drivers in the aerospace/high strength, packaging, general engineering, automotive extrusions and other end markets the Company serves; (b) the impact of the Company's future earnings, cash flows, financial condition, capital requirements and other factors on its financial strength, flexibility, ability to pay or increase future dividends and any decision by the Company's board of directors in that regard; and (c) other risk factors summarized in the Company's reports filed with the Securities and Exchange Commission including the Company's Form 10-K for the year ended December 31, 2025. All information in this release is as of the date of the release. The Company undertakes no duty to update any forward-looking statement to conform the statement to actual results or changes in the Company’s expectations.

Contact:

Addo Investor Relations

Investors@KaiserAluminum.com

629-252-7040

Filing Exhibits & Attachments

2 documents

Press Releases

• EX-99.1 EX-99.1 14.3 KB

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT 41.9 KB