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sellNotable cluster of 6

Neal E West sold $866k of KALU

EVP & CFO at KAISER ALUMINUM CORP. 5,000 shares at an average of $173.29, traded Apr 28, 2026, filed Apr 29, 2026.

Warning score
65
Value
$866k
5,000 shares
Holdings after
19,091
-21% from before
From 52-week low
+176%
low $62.36, close $172.06
From 52-week high
-3%
high $177.10, as of Apr 28, 2026

Score components

  • Role
    CFO
    +22
  • Trade size
    $866k at market
    +23
  • Share of holdings sold
    Sold 21% of holdings
    +5
  • Cluster
    6 insiders selling within 14 days
    +15

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.

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 9, 2026 · close 151.51
Since filing Apr 29, 2026: -11.8%SPY +9.9% · excess -21.7%

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 0001193125-26-191901, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 28, 2026SOpen-market sale
Common Stock, par value $0.01 per shareindirect: By West Family Trust
-5,000$173.29$866k19,091Apr 29, 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%
75Notable
KALUsell 6
KAISER ALUMINUM CORP
Brett Wilcox
director
$2.6M
15,000 shares
-60%
58Moderate
KALUsell 2
KAISER ALUMINUM CORP
John Malcolm Donnan
EVP, CAO and GC
$2.3M
18,461 shares
-45%
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%

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.

Neal E West sold $866k of KALU | InsiderTell