Kaiser Aluminum (KALU)

Basic Materials · Aluminum
$151.51 +1.18% on the day Market cap $2.2B 52-week range $76.46 to $199.89 Prices as of Oct 11, 2026

What the price implies

A reverse DCF: instead of guessing a fair value, it asks what growth today's price already assumes. How it works.

Kaiser Aluminum's free cash flow was negative in fiscal 2025, so a cash-flow reverse DCF doesn't give a meaningful answer. The Modeling tab works from revenue and margins instead.

Fundamental grade

C

Five factors scored 1 to 9 from KALU's latest numbers, weighted into one grade. It describes the business, not whether the stock is a buy.

Valuation7
Profitability5
Growth9
Financial health4
Cash efficiency0

Results from SEC filings

Fiscal years, from Kaiser Aluminum's 10-K filings. Ten years of the full income statement, balance sheet and cash flow.

Fiscal year20212022202320242025
Revenue$2.6B$3.4B$3.1B$3.0B$3.4B
Net income-$18M-$30M$68M$66M$112M
Free cash flow$21M-$206M$69M-$14M-$26M
EPS (diluted)-$1.17-$1.86$4.21$4.02$6.77
Operating margin2.5%0.12%4.0%3.7%5.6%

Where the revenue comes from

Revenue by products, fiscal 2025. Every breakdown, year by year.

Packaging$1.5B44%
Aero/HS Products$838M25%
GE Products$759M23%
Automotive Extrusions$286M8%

Superinvestors who own KALU

From each investor's latest 13F filing (what a 13F shows). 5 of the investors we track hold it.

InvestorLast quarterValue% of portfolioQuarter
Jean-Marie Eveillard
First Eagle Investment Management
Added $27M0.04%Q2 2026
Cliff Asness
AQR Capital Management
Added $8M0.00%Q2 2026
Marty Whitman
Third Avenue Management LLC
Trimmed $6M0.93%Q2 2026
Joel Greenblatt
Gotham Asset Management
New position $1M0.00%Q2 2026
Mario Gabelli
GAMCO Investors
Trimmed $759,0440.01%Q2 2026

Insider buying

Open-market purchases by Kaiser Aluminum's executives and directors in the last 12 months, from SEC Form 4 filings. What insider buying tells you.

No open-market insider purchases of KALU in the last 12 months. Most insider activity is selling and option exercises, which aren't shown here.

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In the full deep dive

DCF fair value per share
Yearly return (IRR) at today's price
Growth implied by revenue and margins
15+ years of statements and quarters

Questions

Are Kaiser Aluminum insiders buying the stock?

No open-market insider purchases of KALU in the last 12 months, according to SEC Form 4 filings.

Which superinvestors own Kaiser Aluminum?

5 of the superinvestors Investingly tracks hold KALU in their latest 13F, including Jean-Marie Eveillard, Cliff Asness, Marty Whitman.

Prices and ratios as of Oct 11, 2026; statements from SEC filings. Information only, not investment advice. Superinvestor holdings come from 13F filings, which are filed up to 45 days after each quarter ends.