Welcome to our dedicated page for Kaiser Aluminum SEC filings (Ticker: KALU), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Kaiser Aluminum Corporation (KALU) SEC filings page provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. Kaiser Aluminum is a Nasdaq Global Select Market issuer whose common stock is registered under Section 12(b) of the Securities Exchange Act of 1934. The company operates in the manufacturing sector, producing semi-fabricated specialty aluminum products for aerospace and high-strength, packaging, general engineering, automotive extrusions, and other industrial applications.
Through this page, users can review Form 10-K annual reports and Form 10-Q quarterly reports, which describe the company’s business, risk factors, financial statements, and segment or end-market information such as shipments, net sales, hedged cost of alloyed metal, and conversion revenue. Form 8-K current reports document material events, including amendments to the senior secured revolving credit facility, issuance and pricing of 5.875% senior notes due 2034, planned redemption of 4.625% senior notes due 2028, dividend declarations, preliminary financial results, and appointments of directors and executive officers.
Investors can also use this filings history to understand Kaiser Aluminum’s capital structure and liquidity tools. Recent 8-K filings describe the terms of the amended credit agreement, borrowing base mechanics, interest rate structure, and covenants, as well as the indenture governing the senior notes due 2034 and related redemption provisions. These documents outline how the company manages direct financial obligations and potential events of default.
Stock Titan enhances these filings with AI-powered summaries that explain key terms, highlight significant changes, and clarify technical language. Users can quickly see the implications of new debt issuances, credit facility amendments, dividend announcements, and leadership changes without reading every page of each filing, while still having direct access to the underlying SEC documents for detailed review.
Kaiser Aluminum Corp received an amended Schedule 13G/A from Macquarie entities reporting that they no longer hold a reportable stake in the company. Macquarie Group Limited, Macquarie Management Holdings Inc., and Macquarie Investment Management Business Trust each report beneficial ownership of 0 common shares, representing 0.00% of the class as of 12/31/2025. The filing confirms they own 5 percent or less of Kaiser Aluminum’s common shares and state the securities were held in the ordinary course of business without the purpose of influencing control.
Kaiser Aluminum Corporation executive Thomas H. Robb, EVP - Manufacturing, filed an initial ownership report showing his beneficial holdings in the company’s common stock as of 12/16/2025. The filing lists 14,504 shares of common stock, held directly.
A footnote explains that these 14,504 shares were acquired pursuant to grants of restricted stock units, meaning prior equity awards have settled into shares now reported as owned. The Form 3 serves as a baseline disclosure of Robb’s equity position in Kaiser Aluminum rather than a record of a new stock transaction.
Kaiser Aluminum Corporation reported that its board of directors has declared a regular quarterly cash dividend of $0.77 per share on its common stock. This dividend will be paid on February 13, 2026 to stockholders who are on record as of the close of business on January 23, 2026. The company also noted that additional details are provided in a related press release referenced as an exhibit.
Kaiser Aluminum Corporation executive Iulian Gheorghe, SVP - Advanced Engineering & Innovation, filed an initial statement of beneficial ownership of company stock. He reports beneficial ownership of 4,063 shares of common stock, par value $0.01 per share, held directly. The filing explains that these 4,063 shares were acquired through grants of restricted stock units, reflecting equity compensation rather than an open-market purchase or sale.
Kaiser Aluminum Corporation executive Hugh J. Barger III, EVP of Sales & Marketing, filed an initial statement of ownership. He reports beneficial ownership of 4,025 shares of Kaiser Aluminum common stock, held directly. A footnote explains that these 4,025 shares were acquired through grants of restricted stock units, which have converted into common shares. The filing does not list any new stock purchases or sales, but instead establishes his current equity stake as an officer of the company.
Kaiser Aluminum Corporation detailed a planned leadership transition in its sales and marketing organization. Effective January 1, 2026, Hugh (Jack) J. Barger, III serves as Executive Vice President – Sales and Marketing as part of the company’s succession planning for longtime executive Blain A. Tiffany.
Under a transition letter dated January 7, 2026, Mr. Tiffany becomes Advisor to the Chief Executive Officer and remains an employee through December 31, 2026. During this transition period he will provide transition services, continue to receive his base salary, keep his short- and long-term incentive targets unchanged, retain his outstanding equity grants without proration, and continue customary benefits, but will no longer participate in the Kaiser Aluminum Key Employee Severance Benefit Plan.
Kaiser Aluminum Corporation reported leadership changes in its senior management team. The company appointed Hugh (Jack) J. Barger, III as Executive Vice President – Sales and Marketing, effective January 1, 2026, as part of a planned succession related to the anticipated retirement of current EVP – Sales and Marketing, Blain A. Tiffany. Barger joined Kaiser Aluminum in June 2025 as Senior Vice President – Sales and Marketing and brings over 25 years of metals industry experience, including senior roles at Central Steel & Wire and A.M. Castle & Company.
The company also appointed Thomas H. Robb as Executive Vice President – Manufacturing on December 16, 2025. Robb rejoined Kaiser Aluminum in August 2024 in finance leadership roles and recently served as Senior Vice President – Manufacturing, overseeing operations such as the Warrick rolling mill’s new coating line. These appointments highlight a continuation of the company’s succession planning and operational focus in sales, marketing, and manufacturing.
Kaiser Aluminum Corp (KALU)11/21/2025, he sold 33,000 shares of common stock in multiple transactions at prices ranging from $89.02 to $91.42 per share, for a weighted average sale price of $90.34 per share.
Following these sales, Harvey beneficially owns 103,231 shares of Kaiser Aluminum common stock, including 72,199 shares acquired through restricted stock unit grants. The filing states that the sales were made as part of his financial planning to diversify his stockholdings, and he has agreed to provide full breakdowns of the individual trade prices upon request.
Kaiser Aluminum Corporation reported a leadership change in its manufacturing organization. On November 14, 2025, Executive Vice President – Manufacturing Jason D. Walsh informed the company that he will take leave for health reasons effective November 17, 2025. Thomas H. Robb, age 50, has been appointed Senior Vice President – Manufacturing and will assume Mr. Walsh’s role. Mr. Robb joined Kaiser Aluminum in August 2024 and previously served as Vice President – Finance and Packaging. The company issued a press release on November 17, 2025, to announce his appointment.
Kaiser Aluminum (KALU) reported an insider transaction by EVP – Sales & Marketing, Blain Tiffany. On 11/07/2025, the officer sold 8,656 shares of common stock at a weighted average price of $93.923 per share, with individual trades ranging from $93.14 to $94.805.
Following the sale, the reporting person beneficially owns 26,275 shares, held directly. This total includes 11,044 shares acquired pursuant to grants of restricted stock units. The transaction was coded “S” for an open market sale.