CENX vs KALU
As of Sep 20, 2026, Century Aluminum (CENX) scores 3.2/10 and Kaiser Aluminum (KALU) 4.7/10 on AlphaStocks' five-model composite, so KALU scores higher. CENX trades 113% above its model fair value; KALU trades 6% below its model fair value.
CENX
CENTURY ALUMINUM CO
3.2
Weak
$39.02
KALU
KAISER ALUMINUM CORP
4.7
Weak
$149.25
CENX vs KALU: Which is the Better Investment?
CENTURY ALUMINUM CO (CENX) scores 3.2/10 while KAISER ALUMINUM CORP (KALU) scores 4.7/10 on AlphaStocks' composite model. KAISER ALUMINUM CORP has the higher composite rating of Weak. On a P/E basis, KAISER ALUMINUM CORP trades at 17.5x, making it the more attractively priced of the two. KAISER ALUMINUM CORP trades further below its estimated fair value.
This comparison is algorithmically generated and is not financial advice.
| Metric | CENX | KALU |
|---|---|---|
| Scores & Fundamentals | ||
| Composite Score | 3.2/10 | 4.7/10▲ |
| Rating | Weak | Weak▲ |
| Price | $39.02 | $149.25 |
| P/E Ratio | 89.0 | 17.5▲ |
| ROE | 5.4% | 12.5%▲ |
| Market Cap | $4B | $3B |
| Fair Value | $18.30 | $159.13 |
| Dividend Yield | — | 1.9% |
| Sector Rank | #59 of 78 | #34 of 78▲ |
| Model Verdicts | ||
| Piotroski | Strong▲ | Attractive |
| Buffett | Neutral▲ | Caution |
| Graham | Caution | Caution |
| Lynch | Neutral▲ | Caution |
| Greenblatt | Neutral | Neutral |
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CENX vs KALU: Which Stock Scores Higher?
CENTURY ALUMINUM CO (CENX) and KAISER ALUMINUM CORP (KALU) are both in the Materials sector. KALU currently leads with a composite score of 4.7/10 (Weak) compared to CENX's 3.2/10 (Weak).
The AlphaStocks composite score evaluates each stock across four dimensions: Quality (business strength measured by Piotroski F-Score and Buffett quality criteria), Value (discount to intrinsic worth using Graham, Lynch, and Greenblatt models), Momentum (6-month price trend), and Timing (a confirmation signal that requires both value and momentum to align). A higher composite score indicates stronger overall fundamentals combined with favorable market conditions.
This comparison uses the same scoring framework for both companies, ensuring an apples-to-apples evaluation. Scores are recalculated daily after market close using data from SEC filings and market prices. Read the full methodology to understand how each model contributes to the composite score.
Scores are algorithm-generated research tools, not investment recommendations. Past performance does not guarantee future results. Always do your own due diligence. Full disclaimer