AlphaStocks

IOSP vs LYB

As of Sep 20, 2026, Innospec (IOSP) scores 6.3/10 and LyondellBasell Industries (LYB) 1.7/10 on AlphaStocks' five-model composite, so IOSP scores higher. IOSP trades 3% below its model fair value; LYB trades 7% below its model fair value.

IOSP

INNOSPEC INC.

6.3

Consider Buy

$93.12

LYB

LyondellBasell Industries N.V.

1.7

Avoid

$61.94

IOSP vs LYB: Which is the Better Investment?

INNOSPEC INC. (IOSP) scores 6.3/10 while LyondellBasell Industries N.V. (LYB) scores 1.7/10 on AlphaStocks' composite model. INNOSPEC INC. has the higher composite rating of Consider Buy. LyondellBasell Industries N.V. trades further below its estimated fair value.

This comparison is algorithmically generated and is not financial advice.

MetricIOSPLYB
Scores & Fundamentals
Composite Score6.3/101.7/10
RatingConsider BuyAvoid
Price$93.12$61.94
P/E Ratio20.0
ROE8.9%-7.1%
Market Cap$2B$20B
Fair Value$96.11$66.49
Dividend Yield2.1%9.7%
Sector Rank#8 of 78#71 of 78
Model Verdicts
PiotroskiAttractiveNeutral
BuffettNeutralCaution
GrahamNeutralCaution
LynchAttractiveNeutral
GreenblattLimited DataCaution
View full IOSPanalysis →View full LYBanalysis →

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IOSP vs LYB: Which Stock Scores Higher?

INNOSPEC INC. (IOSP) and LyondellBasell Industries N.V. (LYB) are both in the Materials sector. IOSP currently leads with a composite score of 6.3/10 (Consider Buy) compared to LYB's 1.7/10 (Avoid).

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