27422 PORTOLA PARKWAY, SUITE 200, FOOTHILL RANCH, CA
Reports Third Quarter 2026 Financial Results
Announces Quarterly Dividend Payment
Announces Executive Leadership Transition
Reports Record Second Quarter 2026 Financial Results
Kaiser Aluminum Corporation Approves Amended 2021 Equity Plan
Reports Record First Quarter 2026 Financial Results
Q3
Q2
Q1
FY 2024
Registration Statement for Securities to be Offered to Employees
Effectiveness Notice
Prospectus filed pursuant to Rule 424(b)(3)
S-4
Definitive Proxy Statement
Additional Proxy Materials
Initial Statement of Beneficial Ownership
Schedule 13G - Ownership Report
Amended Schedule 13G - Ownership Report
Statement of Changes in Beneficial Ownership
Specialized Disclosure Report