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Donnan John Malcolm's Form 4 filing

Kaiser Aluminum Corp (KALU) · filed Feb 25, 2026

Accession no.
0001193125-26-071959
Filed
Feb 25, 2026
Trade date
Feb 23, 2026
Filing delay
2 days
Rule 10b5-1 plan
Not checked

This filing lists 1 non-derivative transaction. Open-market sales total $2.31M. It was filed 2 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Donnan John MalcolmCIK 0001311544Officer (EVP, CAO and GC)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Feb 23, 2026Common Stock, par value $0.01 per shareSSaleDisposed−18,461$125.08F1−$2,309,101.8822,205Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F1

Represents the sale of 18,461 shares in multiple transactions, raging from $125.00 to $126.39 per share, resulting in a weighted average sale price of $125.0758 per share. The reporting person undertakes to provide upon request by the SEC staff, the Registrant, or a security holder of the Registrant, full information regarding the number of shares sold at each separate price within the range.

Referenced by the price of 1 transaction in Table I.

Read the full filing on SEC EDGAR (opens in a new tab)