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KAISER ALUMINUM CORP

For the period ended Dec 31, 2025. Filed Feb 19, 2026.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Feb 19, 2026

KALU$111.57+4.4%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

Notes to Consolidated Financial Statements Notes Index

NOTES INDEX

Note 1Summary of Significant Accounting Policies50
Note 2Supplemental Balance Sheet Information55
Note 3Leases56
Note 4Goodwill and Intangible Assets57
Note 5Employee Benefits58
Note 6Multiemployer Pension Plans63
Note 7Employee Incentive Plans63
Note 8Derivatives, Hedging Programs and Other Financial Instruments66
Note 9Debt and Credit Facility69
Note 10Commitments and Contingencies70
Note 11Accumulated Other Comprehensive Income72
Note 12Restructuring73
Note 13Other Income, Net73
Note 14Income Tax Matters74
Note 15Net Income Per Share78
Note 16Supplemental Cash Flow Information79
Note 17Business, Product and Geographical Area Information and Concentration of Risk79
Note 18Change in Accounting Principle82
Note 19Subsequent Events84
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.