Harvey Keith 4

What Happened
Harvey Keith, President & CEO and a director of Kaiser Aluminum (KALU), disposed of 47,001 shares in open-market sales on April 27, 2026, for total gross proceeds of $8,229,405. The sales occurred at prices ranging from $175.00 to $175.87 per share, with a reported weighted average sale price of $175.09 per share.

Key Details

• Transaction date: April 27, 2026 (Form 4 filed April 29, 2026 — appears timely).
• Type: Open-market sale (code S).
• Shares sold: 47,001; weighted average price: $175.09; price range: $175.00–$175.87.
• Proceeds: $8,229,405 (gross).
• Shares owned after transaction: Not specified in the provided summary; filing notes that reported beneficial ownership includes 72,565 shares acquired pursuant to restricted stock unit grants.
• Footnotes: F1 notes the sale was executed in multiple transactions (breakdown by individual price available upon request). F2 notes 72,565 shares are attributable to RSU grants. No 10b5-1 plan or other special plan was disclosed in the summary.

Context
Sales by executives are common for liquidity, tax, or diversification reasons and do not by themselves indicate company performance. This was a straight open-market sale (not an option exercise, gift, or award). Retail investors should view this as an insider disposition rather than a direct bullish signal.