Kaiser Aluminum (KALU) Stock Fundamentals, Analysis & Risk Signals

Health score, price, valuation, risk signals, and key metrics at a glance.

Kaiser Aluminum

NasdaqGS•Basic Materials•Aluminum

$114.99-38.96(-0.25%)After hours

Market Cap

$1.90B

P/E

8.7x

P/S

0.4x

P/B

1.9x

Kaiser Aluminum Corporation, together with its subsidiaries, manufactures and sells semi-fabricated specialty aluminum mill products. It offers flat-rolled plate, sheet, and coil; extruded rod, bar, hollows, and shapes; drawn rod, bar, pipe, tube, and wire; and cast aluminum products. The company also offers aero/HS products, such as heat-treated plates and sheets, hard alloy extruded shapes, cold finish rods and bars, and seamless drawn tubes and billets used for end uses in the global aerospace, space, and defense industries, as well as packaging products, including bare and coated 3000 and 5000-series alloy aluminum coils used in beverage and food packaging industry. In addition, the company provides general engineering products comprising 6000-series aluminum alloy plate, sheet, rod, bar, tube, wire, and standard extruded shapes used in various applications, including the production of armor for military vehicles, ordnances, semiconductor manufacturing cells, electronic devices, power transmission bus pipe and bar, after-market motor sport parts, tooling plates, machinery and equipment parts, bolts, screws, and rivets. Further, it offers automotive extrusions consisting of 6000-series extruded aluminum products for structural components, crash management systems, anti-lock braking systems, and drawn tubes for drive shafts, as well as offers fabrication services, such as sawing and cutting to length. The company sells its products directly to aerospace and automotive manufacturers, tier one aerospace and automotive suppliers, beverage and food packaging manufacturers, and metal service centers through sales personnel located in the United States, Canada, and Western Europe. Kaiser Aluminum Corporation was founded in 1946 and is headquartered in Franklin, Tennessee.

How this company scores

GoodMetricSide Score: 72/100

Strongest: Growth (24/25); weakest: Balance Sheet & Red Flags (15/25).

Profitability15/25

Growth24/25

Balance Sheet & Red Flags15/25

Cash & Earnings Quality18/25

Strengths

Growing revenueRising free cash flowHigh ROERising earnings

Valuation vs. 5-year range

Today's multiple positioned against its own trailing range — a visual premium/discount check.

P/E · 8.7x5y range 8.7x – 111.3x

Currently below its 14-quarter median.

P/S · 0.4x5y range 0.3x – 0.7x

Currently near its 20-quarter median.

P/B · 1.9x5y range 1.3x – 3.2x

Watch items

Data-driven signals worth keeping an eye on across the last 8 quarters

Some Concerns

Earnings Quality

Watch

FCF/Net Income has dropped below 0.7x in 4 quarters — monitor for earnings quality deterioration.

Cash Burn

Watch

FCF turned negative in 3 of the last 8 quarters — occasional cash consumption.

Price & Volume

Market Cap $1.90B

Metrics at a Glance

as of September 2026

Revenue & Profit

Revenue, EBITDA, operating income, net income, EPS, and shares

TTM Revenue: $4.51B
Q. Revenue: $1.21B
TTM EBITDA: $466.10M
TTM Op. Income: $347.30M
Q. Op. Income: $55.20M
TTM Net Income: $218.50M
Q. Net Income: $31.00M
EPS: $1.9
Shares Out.: $16.35M

$4.51B in TTM revenue grew 40.4% YoY, reaching $1.21B last quarter. TTM EBITDA of $466.10M and TTM operating income of $347.30M show growth is flowing through to the bottom line. TTM net income of $218.50M means revenue is converting into profit. Across the last 8 quarters, TTM revenue has risen for 7 consecutive quarters — an improving trend.

Margins

Gross, EBITDA, operating, and net margin trends

Gross Margin: 9.5%
EBITDA Margin: 6.8%
Op. Margin: 4.5%
Net Margin: 2.6%

Op. margin of 4.5% is down 1.2% YoY — costs are rising relative to revenue. Net margin at 2.6% and gross margin of 9.5% show how much of each revenue dollar survives to profit. Over the past year, operating margin is down 21% — a weakening trend.

Price Ratios

P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield

P/E Ratio: 8.7x
P/S Ratio: 0.4x
P/B Ratio: 1.9x

At 8.7x P/E, the stock trades below typical market levels. P/S of 0.4x and P/B of 1.9x provide additional context. P/E sits below typical market levels while revenue is growing. Over the past year, P/E is down 35% — an improving trend.

Assets & Liabilities

Total assets, cash, debt, book value, and leverage

Total Assets: $2.92B
Cash: $117.30M
Long-Term Debt: $1.04B
Book Value: $975.50M
D/E Ratio: 1.1
Debt/EBITDA: 12.5

With $2.92B in assets and $1.04B in long-term debt, D/E is 1.1and book value is $975.50M — moderate leverage. Across the last 8 quarters, debt/equity has fallen for 5 consecutive quarters — an improving trend.

Cash Flow

Operating cash flow, free cash flow, FCF margin, and earnings quality

Op. Cash Flow: $100.70M
TTM Free Cash Flow: $124.80M
FCF Margin: 2.8%
FCF / Net Income: 0.6

TTM FCF of $124.80M on $100.70M in operating cash flow. The FCF / Net Income ratio of 0.6x means cash covers only part of net income — earnings quality needs attention. Across the last 8 quarters, free cash flow has risen for 3 consecutive quarters — an improving trend.