WESTLAKE CORP(WLK)Stock Analysis
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Rank #2,432 of 2,961 stocks
Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Nov 14, 2026.
Revenue Growth
Profitability
Balance Sheet
Earnings Quality
Free Cash Flow
Institutional Flow
Revenue Scale
Dilution Risk
WLK Stock Analysis & AI Quality Score
Data updated 2026-09-11AI stock analysis and institutional research for WESTLAKE CORP (WLK), a Materials sector company. 13F Pro's AI-powered ranking engine scores WLK at 32.3/100 on a 32-signal composite quality model, placing it at rank #2,432 of 2,961 stocks — the bottom half of the AI-ranked universe. WLK scores in the top quartile across revenue scale (87.5). Areas of concern include institutional flow (12.1) and revenue growth (12.6), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q2 2026), WESTLAKE CORP reports quarterly revenue of $3.3B, net income of $260.0M, free cash flow of $111.0M. Top institutional holders of WLK by reported 13-F value include BlackRock, Capital World Investors, PRICE T ROWE ASSOCIATES, based on the most recent SEC filings. WLK trades on the NYSE exchange and files with the SEC under CIK 1262823. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate WLK daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for WESTLAKE CORP directly from SEC EDGAR. WESTLAKE CORP's 13F Pro composite quality score has ranged between 32 and 80 since 2021, currently 32.3 — a declining long-term trajectory across 68 quarterly and live scoring snapshots.
Revenue
Q2 2026
$3.3B
Net Income
Q2 2026
$260.0M
Free Cash Flow
Q2 2026
$111.0M
ROIC
Q2 2026
10.6%
D/E Ratio
Q2 2026
0.58
Revenue & Net Income
Earnings Per Share
Key Financials Over Time
Export Financial Table · ProRevenue
-8.0% YoYNet Income
-350.5% YoYOperating Income
-280.3% YoYEPS (Diluted)
-352.2% YoYTotal Assets
-3.8% YoYTotal Debt
+33.1% YoYOp. Cash Flow
-64.6% YoYFree Cash Flow
-273.2% YoY| Metric | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 | FY 2020 |
|---|---|---|---|---|---|---|
| Revenue | $11.17B -8.0% | $12.14B -3.2% | $12.55B -20.6% | $15.79B +34.1% | $11.78B +57.0% | $7.50B |
| Net Income | $-1.51B -350.5% | $602.0M +25.7% | $479.0M -78.7% | $2.25B +11.5% | $2.02B +510.6% | $330.0M |
| Operating Income | $-1.58B -280.3% | $875.0M +20.0% | $729.0M -76.1% | $3.05B +8.9% | $2.80B +552.7% | $429.0M |
| EPS (Diluted) | $-11.70 -352.2% | $4.64 +25.4% | $3.70 -78.7% | $17.34 +11.3% | $15.58 +508.6% | $2.56 |
| Total Assets | $19.96B -3.8% | $20.75B -1.4% | $21.04B +2.4% | $20.55B +11.3% | $18.46B +33.4% | $13.84B |
| Total Debt | $6.08B +33.1% | $4.57B -12.2% | $5.21B +6.7% | $4.88B -10.5% | $5.45B +52.8% | $3.57B |
| Operating Cash Flow | $465.0M -64.6% | $1.31B -43.8% | $2.34B -31.2% | $3.40B +41.8% | $2.39B +84.6% | $1.30B |
| Free Cash Flow | $-530.0M -273.2% | $306.0M -76.5% | $1.30B -43.1% | $2.29B +31.7% | $1.74B +124.9% | $772.0M |
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Available Research
13F Pro tracks comprehensive data for WESTLAKE CORP including:
Top Institutional Holders of WLK
BlackRock, Inc.
$240.5M3,294,162 shCapital World Investors
$207.5M2,842,348 shPRICE T ROWE ASSOCIATES INC /MD/
$161.1M2,206,676 shOrbis Allan Gray Ltd
$152.2M2,084,364 shDIMENSIONAL FUND ADVISORS LP
$149.8M2,051,554 shVANGUARD PORTFOLIO MANAGEMENT LLC
$127.9M1,752,627 shBRANDES INVESTMENT PARTNERS, LP
$114.8M1,572,939 shAQR CAPITAL MANAGEMENT LLC
$114.6M1,570,453 shVANGUARD CAPITAL MANAGEMENT LLC
$106.9M1,464,223 shSTATE STREET CORP
$106.1M1,453,407 sh
| Fund | Value | Shares |
|---|---|---|
| BlackRock, Inc. | $240.5M | 3,294,162 |
| Capital World Investors | $207.5M | 2,842,348 |
| PRICE T ROWE ASSOCIATES INC /MD/ | $161.1M | 2,206,676 |
| Orbis Allan Gray Ltd | $152.2M | 2,084,364 |
| DIMENSIONAL FUND ADVISORS LP | $149.8M | 2,051,554 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | $127.9M | 1,752,627 |
| BRANDES INVESTMENT PARTNERS, LP | $114.8M | 1,572,939 |
| AQR CAPITAL MANAGEMENT LLC | $114.6M | 1,570,453 |
| VANGUARD CAPITAL MANAGEMENT LLC | $106.9M | 1,464,223 |
| STATE STREET CORP | $106.1M | 1,453,407 |
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Similarity is computed from the 8 composite sub-scores and latest-quarter 13F conviction holdings (index-style filers excluded). Refreshed monthly.
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Popular Research
Is WLK a good stock to buy?
13F Pro's AI-powered analysis of WESTLAKE CORP (WLK) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Materials sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for WLK are available on the WLK stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing. WLK is classified as a mid company.
Which hedge funds own WLK?
Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling WLK. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of WESTLAKE CORP's investment landscape.