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sellModerate cluster of 2

John Malcolm Donnan sold $2.3M of KALU

EVP, CAO and GC at KAISER ALUMINUM CORP. 18,461 shares at an average of $125.08, traded Feb 23, 2026, filed Feb 25, 2026.

Warning score
58
Value
$2.3M
18,461 shares
Holdings after
22,205
-45% from before
From 52-week low
+160%
low $48.03, close $124.71
From 52-week high
-13%
high $143.42, as of Feb 23, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $2.3M at market
    +25
  • Share of holdings sold
    Sold 45% of holdings
    +10
  • Cluster
    2 insiders selling within 14 days
    +8

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -13.3%, 3m +42.2%, 6m +18.8%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

KALUOct 13, 2026 · close 151.81
Since filing Feb 25, 2026: +15.9%SPY +13.1% · excess +2.8%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001193125-26-071959, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 23, 2026SOpen-market sale
Common Stock, par value $0.01 per share
-18,461$125.08$2.3M22,205Feb 25, 2026

Related signals

Other insiders at KAISER ALUMINUM CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
48Moderate
KALUsell 6
KAISER ALUMINUM CORP
Richard P. Grimley
director
$261k
1,524 shares
-25%
58Moderate
KALUsell 6
KAISER ALUMINUM CORP
Keith Harvey
President & CEO
$525k
3,031 shares
-3%
48Moderate
KALUsell 6
KAISER ALUMINUM CORP
John Malcolm Donnan
EVP, CAO and GC
$489k
2,743 shares
-8%
35Weak
KALUsell 6
KAISER ALUMINUM CORP
Iulian Gheorghe
SVP - Adv Eng & Innovation
$30k
175 shares
-4%
75Notable
KALUsell 6
KAISER ALUMINUM CORP
Keith Harvey
President & CEO
$8.2M
47,001 shares
-33%
65Notable
KALUsell 6
KAISER ALUMINUM CORP
Neal E West
EVP & CFO
$866k
5,000 shares
-21%
75Notable
KALUsell 6
KAISER ALUMINUM CORP
Brett Wilcox
director
$2.6M
15,000 shares
-60%
60Notable
KALUsell 2
KAISER ALUMINUM CORP
Neal E West
EVP & CFO
$609k
5,000 shares
-28%
42Moderate
KALUsell
KAISER ALUMINUM CORP
Blain Tiffany
EVP - Sales & Marketing
$813k
8,656 shares
-25%
41Moderate
KALUbuy
KAISER ALUMINUM CORP
Keith Harvey
President & CEO
$200k
2,588 shares
+3%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

John Malcolm Donnan sold $2.3M of KALU | InsiderTell