AlphaStocks
1.4
Avoid

Westlake Corp (WLK)

As of Sep 19, 2026, Westlake Corp (WLK) scores 1.4/10 on AlphaStocks' five-model composite, #78 of 78 Materials stocks. At $69, WLK trades 6% below its model fair value of $73.

Materials / Specialty Chemicals

S&P MidCap 400

$69.15

Scores poorly across most models. Proceed with caution.

Avoid

Score based on 4 of 5 models — moderate confidence

Data as of Sep 19, 2026

#78out of 78 in Materials

Is WESTLAKE CORP a Good Investment in 2026?

WESTLAKE CORP (WLK) scores 1.4 out of 10 on AlphaStocks' composite model, earning a Avoid rating. The Piotroski model is the most favorable, rating WESTLAKE CORP as Neutral. However, the Greenblatt Magic Formula model rates it Caution — Earnings yield -16.7% · ROC -17%. WESTLAKE CORP currently trades 6% below its estimated fair value of $73. WESTLAKE CORP ranks #78 out of 78 stocks in the Materials sector.

This summary is algorithmically generated and is not financial advice.

Key Metrics

ROE-16.6Market Cap9BDiv Yield2.8

Estimated Fair Value

$73.436% below

Trading slightly below estimated fair value.

Model-based estimate, not a price target.

5-Model Analysis

Each model evaluates this stock from a different angle. Combined, they form the composite score above.

Piotroski

Neutral

3/9

Buffett

Caution

Business quality & competitive moat

Graham

Neutral

Price vs intrinsic value

Lynch

Neutral

Growth rate vs price (PEG)

Greenblatt

Caution

Earnings yield -16.7% · ROC -17%

Frequently Asked Questions

Is WESTLAKE CORP (WLK) a good investment?
As of Sep 19, 2026, Westlake Corp (WLK) scores 1.4/10 on AlphaStocks' five-model composite, #78 of 78 Materials stocks. At $69, WLK trades 6% below its model fair value of $73. That score is below average, suggesting caution.
What is WESTLAKE CORP's Piotroski F-Score?
WESTLAKE CORP's Piotroski F-Score status is Neutral. The raw score is 3/9. The Piotroski F-Score evaluates financial health using 9 fundamental signals including profitability, leverage, and operating efficiency.
Is WLK overvalued or undervalued?
Based on AlphaStocks' model-based fair value estimate of $73, WLK appears undervalued. The stock currently trades 6% below its estimated fair value. Trading slightly below estimated fair value.
How does WLK compare to other Materials stocks?
WESTLAKE CORP ranks #78 out of 78 stocks in the Materials sector, placing it in the top 100% of its sector by composite score. There are higher-ranked alternatives in this sector worth exploring.
What do investment models say about WLK?
AlphaStocks evaluates WLK using five proven investment models. Piotroski: Neutral; Buffett: Caution; Graham: Neutral; Lynch: Neutral; Greenblatt Magic Formula: Caution. These models are combined into a single composite score of 1.4/10.

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Scores are algorithm-generated research tools, not investment recommendations. Past performance does not guarantee future results. Always do your own due diligence. Full disclaimer