Skip to main content

Kaiser Aluminum Corp

KALU
Exchange
Nasdaq
Industry
Rolling Drawing & Extruding of Nonferrous Metals
SEC CIK
0000811596

No open-market purchases or sales by Kaiser Aluminum Corp insiders were filed in the last 90 days; 335 institutions reported holding it in 13F filings for Q2 2026, worth $3.25B in total; ARK Invest is the only superinvestor holding it.

Key figures

Insider buysOpen market, last 90 days
0
Insider sellsOpen market, last 90 days
0
13F holdersQ2 2026, +51 vs. previous quarter
335
13F valueReported value at the end of Q2 2026
$3.25B
Superinvestors holdingAt the end of Q2 2026
1

Price chart

Superinvestors holding KALU, Q2 2026

1 superinvestor reports holding Kaiser Aluminum Corp on Form 13F. Percentages are the stock's share of each portfolio.

Go to the superinvestors tab

ARK Invest

Cathie Wood

<0.1%

Kaiser Aluminum Corp's share of the portfolio

Shares
7,530
Value
$1.47M

Latest insider trades

Open-market purchases and sales by Kaiser Aluminum Corp insiders from Form 4, newest first.

See all insider trades
Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
May 1, 2026 (view filing)Apr 292 daysGrimley Richard P.DirectorSSaleCommon Stock, par value $0.01 per share−1.52K$171.52−$261.4K−25.0%4.58K after
May 1, 2026 (view filing)Apr 292 daysHarvey KeithPresident & CEOSSaleCommon Stock, par value $0.01 per share−3.03K$173.13−$524.8K−3.1%94.3K after
Apr 29, 2026 (view filing)Apr 272 daysWilcox BrettDirectorSSaleCommon Stock, par value $0.01 per share−15.0K$174.44−$2.62M−60.3%9.89K after
Apr 29, 2026 (view filing)Apr 272 daysDonnan John MalcolmEVP, CAO and GCSSaleCommon Stock, par value $0.01 per share−2.74K$178.20−$488.8K−8.5%29.7K after
Apr 29, 2026 (view filing)Apr 272 daysGheorghe IulianSVP - Adv Eng & InnovationSSaleCommon Stock, par value $0.01 per share−175$174.22−$30.5K−3.8%4.45K after
Apr 29, 2026 (view filing)Apr 281 dayWest Neal EEVP & CFOSSaleCommon Stock, par value $0.01 per share−5.00K$173.29−$866.5K−20.8%19.1K after
Apr 29, 2026 (view filing)Apr 272 daysHarvey KeithPresident & CEOSSaleCommon Stock, par value $0.01 per share−47.0K$175.09−$8.23M−32.6%97.3K after
Feb 25, 2026 (view filing)Feb 232 daysDonnan John MalcolmEVP, CAO and GCSSaleCommon Stock, par value $0.01 per share−18.5K$125.08−$2.31M−45.4%22.2K after
Feb 25, 2026 (view filing)Feb 232 daysWest Neal EEVP & CFOSSaleCommon Stock, par value $0.01 per share−5.00K$121.72−$608.6K−28.1%12.8K after
Nov 10, 2025 (view filing)Nov 73 daysTiffany BlainEVP - Sales & MarketingSSaleCommon Stock, par value $0.01 per share−8.66K$93.92−$813.0K−24.8%26.3K after

Top 10 13F holders, Q2 2026

The largest institutional positions in Kaiser Aluminum Corp at the end of Q2 2026; share changes are against Q1 2026.

See all 335 holders
Institutions holding KALU in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.2,870,588$561.6M0.01%+27,694+1.0%Added
Vanguard Portfolio Management LLC1,413,170$276.5M0.01%+104,420+8.0%Added
State Street Corp1,317,519$257.7M0.01%−15,404−1.2%Reduced
Dimensional Fund Advisors LP775,944$151.8M0.03%−42,370−5.2%Reduced
Vanguard Capital Management LLC707,161$138.3M0.00%+37,393+5.6%Added
Nomura Asset Management International Inc.679,387$132.9M0.20%−34,789−4.9%Reduced
Geode Capital Management, LLC471,735$92.3M0.00%+67,738+16.8%Added
American Century Companies Inc439,923$86.1M0.04%−38,873−8.1%Reduced
Barrow Hanley Mewhinney & Strauss LLC419,050$82.0M0.25%−111,621−21.0%Reduced
Fisher Asset Management, LLC352,761$69.0M0.02%+48,254+15.8%Added