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Kaiser Aluminum vs Quanex Building Products: KALU and NX compared
Kaiser Aluminum is the larger company: $1.2B of revenue in its latest quarter (Q3 2026) against $502M for Quanex Building Products (Q3 FY26). Kaiser Aluminum is growing faster (+44% against +1% a year earlier). Quanex Building Products is more profitable, with an operating margin of 9.3% against 4.5%.
Where the money goes: KALU and NX
Kaiser Aluminum (KALU) · Q3 2026
Kaiser Aluminum, Q3 2026: revenue $1.2B (+44% year over year), operating margin 4.5%, net earnings $31.0M, operating cash flow $101M. The chart follows the revenue to costs, profit and cash.
Quanex Building Products (NX) · Q3 FY26
Quanex Building Products, Q3 FY26: revenue $502M (+1% year over year), operating margin 9.3%, net earnings $26.5M, operating cash flow $58.6M. The chart follows the revenue to costs, profit and cash.
| Kaiser Aluminum (KALU) | Quanex Building Products (NX) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q3 FY26 |
| Revenue | $1.2B | $502M |
| Revenue growth, Y/Y | +44% | +1% |
| Operating margin | 4.5% | 9.3% |
| Net earnings | $31.0M | $26.5M |
| Net margin | 2.6% | 5.3% |
| Operating cash flow | $101M | $58.6M |
| Free cash flow | $72.3M | $47.8M |
| Market value | $1.8B | $945M |
| P/E | 8.3× | 20.8× |
| Analysts’ mean target | $141.00 | $26.00 |
Where the revenue comes from
Kaiser Aluminum
- Packaging: $561M (46%)
- Aero Hs Products: $292M (24%)
- Ge Products: $278M (23%)
- Automotive Extrusions: $82.9M (7%)
Questions
Which is bigger, Kaiser Aluminum or Quanex Building Products?
Kaiser Aluminum is the larger company: $1.2B of revenue in its latest quarter (Q3 2026) against $502M for Quanex Building Products (Q3 FY26).
Is Kaiser Aluminum or Quanex Building Products growing faster?
Kaiser Aluminum is growing faster (+44% against +1% a year earlier).
Which is more profitable, Kaiser Aluminum or Quanex Building Products?
Quanex Building Products is more profitable, with an operating margin of 9.3% against 4.5%.
More: Kaiser Aluminum earnings · how Kaiser Aluminum makes money · Quanex Building Products earnings · how Quanex Building Products makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Oct 22, 2026; 10-Q filed Sep 4, 2026). Fiscal quarters can end on different dates. Not investment advice.