InsiderTrades

Form 4 for KALU KAISER ALUMINUM CORP

Accepted 2026-04-29 16:30:07 ET · period of report 2026-04-27 · accession 0001193125-26-191904 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-04-29 16:30 2026-04-27 KALU DONNAN JOHN MALCOLM EVP, CAO, GC S - Sale $178.20 -2,743 29.7K -8% -$488.8K
2026-04-29 16:30 2026-04-28 KALU DONNAN JOHN MALCOLM EVP, CAO, GC G - Gift $0.00 -1,500 28.2K -5% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, par value $0.01 per share 2026-04-27 S D 2,743 $178.20 29,700 D — — (F1) Represents the sale of 2,743 shares in multiple transactions, ranging from $175.96 to $179.41 per share, resulting in a weighted average sale price of $178.20 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. (F2) Includes 17,422 shares acquired pursuant to grants of restricted stock units.
2 Common Common Stock, par value $0.01 per share 2026-04-28 G D 1,500 $0.00 28,200 D — — (F3) Bona fide gift by the reporting person to a charitable trust for no consideration. (F2) Includes 17,422 shares acquired pursuant to grants of restricted stock units.