What is the 13F Pro Quality Score for LYB?

13F Pro ranks LyondellBasell Industries N.V. (LYB) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View LYB's current score at https://13fpro.ai/research/LYB (free sign-up required for the full ranking).

Which hedge funds own the most LYB stock?

Based on the most recent Form 13F-HR filings on SEC EDGAR, the largest reported institutional holders of LYB include BlackRock,, DODGE & COX, VANGUARD CAPITAL MANAGEMENT. Holdings are reported quarterly within 45 days of quarter-end and updated on https://13fpro.ai/research/LYB as soon as new 13F filings post.

Where does 13F Pro source LYB data?

All LyondellBasell Industries N.V. fundamentals and ownership data come directly from SEC EDGAR. LyondellBasell Industries N.V. files with the SEC under CIK 1489393. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is LYB in?

LyondellBasell Industries N.V. (LYB) is classified in the Materials sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/materials.

How often is LYB research updated on 13F Pro?

LYB's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

LyondellBasell Industries N.V.(LYB)Stock Analysis

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13F Pro Quality Score

Not in ranked universe

Pending next ranking run

This company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. Rankings refresh on Jan 1, Apr 1, Jul 1, Oct 1.

Financial data, filings, and institutional holdings below are still tracked in full — only the proprietary quality composite is unavailable for this name.

LYB Stock Analysis & AI Quality Score

AI stock analysis and institutional research for LyondellBasell Industries N.V. (LYB), a Materials sector company. LYB is not currently included in 13F Pro's AI-ranked quality universe — this company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. rankings refresh on jan 1, apr 1, jul 1, oct 1. Based on the latest XBRL financial filings (Q1 2026), LyondellBasell Industries N.V. reports quarterly revenue of $7.2B, net income of $125.0M, an operating margin of 3.3%. Top institutional holders of LYB by reported 13-F value include BlackRock,, DODGE & COX, VANGUARD CAPITAL MANAGEMENT, based on the most recent SEC filings. LYB trades on the NYSE exchange and files with the SEC under CIK 1489393. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate LYB 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 LyondellBasell Industries N.V. directly from SEC EDGAR.

Revenue

Q1 2026

$7.2B

Net Income

Q1 2026

$125.0M

Free Cash Flow

Q1 2026

$-538.0M

Operating Margin

Q1 2026

3.3%

ROIC

Q1 2026

1.1%

D/E Ratio

Q1 2026

1.29

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

-9.5% YoY

$30.15BFY 2025

FY20 $27.75BFY22 $50.45BFY23 $33.34BFY25 $30.15B

Net Income

-134.8% YoY

$-738.0MFY 2025

FY20 —FY22 $3.89BFY23 $2.12BFY25 $-738.0M

Operating Income

-115.4% YoY

$-420.0MFY 2025

FY20 $1.56BFY22 $5.10BFY23 $2.73BFY25 $-420.0M

EPS (Diluted)

-136.2% YoY

$-2.34FY 2025

FY20 $4.24FY22 $11.81FY23 $6.46FY25 $-2.34

Total Assets

-8.1% YoY

$34.00BFY 2025

FY20 $35.40BFY22 $36.37BFY23 $37.00BFY25 $34.00B

Total Debt

+15.2% YoY

$12.94BFY 2025

FY20 $15.96BFY22 $11.32BFY23 $11.23BFY25 $12.94B

Op. Cash Flow

-54.2% YoY

$2.26BFY 2025

FY20 $3.40BFY22 $6.12BFY23 $4.94BFY25 $2.26B

Metric	FY 2025	FY 2023	FY 2022	FY 2020	FY 2019	FY 2018
Revenue	$30.15B -9.5%	$33.34B -33.9%	$50.45B +81.8%	$27.75B -20.1%	$34.73B -11.0%	$39.00B
Net Income	$-738.0M -134.8%	$2.12B -45.5%	$3.89B	—	$3.40B -27.6%	$4.69B
Operating Income	$-420.0M -115.4%	$2.73B -46.6%	$5.10B +227.2%	$1.56B -62.1%	$4.12B -21.3%	$5.23B
EPS (Diluted)	$-2.34 -136.2%	$6.46 -45.3%	$11.81 +178.5%	$4.24 -55.7%	$9.58 -20.2%	$12.01
Total Assets	$34.00B -8.1%	$37.00B +1.7%	$36.37B +2.7%	$35.40B +16.3%	$30.43B +7.6%	$28.28B
Total Debt	$12.94B +15.2%	$11.23B -0.8%	$11.32B -29.1%	$15.96B +32.3%	$12.06B +28.5%	$9.39B
Operating Cash Flow	$2.26B -54.2%	$4.94B -19.2%	$6.12B +79.8%	$3.40B -31.4%	$4.96B -9.3%	$5.47B

AI Insight: LYB Financial Trends

LyondellBasell's revenue declined 32% from Q2 2024 peak while debt increased $1.7B and equity fell 25% over two years.

• Revenue dropped from $10,558M in Q2 2024 to $7,197M in Q1 2026, a 32% decline.

• Operating income turned volatile, swinging from $999M profit in Q2 2024 to $731M loss in Q3 2025.

• Total debt increased from $11,190M in Q2 2024 to $12,921M in Q1 2026.

• Equity declined 25% from $13,449M in Q2 2024 to $10,040M in Q1 2026.

⚠ Operating cash flow turned negative in Q1 2025 and Q1 2026, showing inconsistent cash generation.

⚠ Debt-to-equity ratio deteriorated as debt rose while equity contracted over the two-year period.

AI Insight: LYB Ratio Trends

LyondellBasell shows extreme margin volatility with operating margins swinging from 16.2% in Q3 2024 to -13.0% ROIC in Q3 2025, while debt-to-equity climbed 56% from 0.82 to 1.29.

• Operating margin improved from -1.2% in Q4 2025 to 3.3% in Q1 2026, suggesting recent stabilization.

• ROIC recovered from -13.0% in Q3 2025 to 4.2% in Q1 2026, breaking streak of negative returns.

• Debt-to-equity ratio increased from 0.82 in Q3 2024 to 1.29 in Q1 2026, indicating rising leverage.

⚠ Severe margin volatility with operating margins ranging from -9.5% to 16.2% across recent quarters.

⚠ TTM operating margin remains negative at -1.0% despite positive Q1 2026 quarter performance.

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Available Research

13F Pro tracks comprehensive data for LyondellBasell Industries N.V. including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of LYB

BlackRock, Inc.
$2.0B25,113,288 sh
DODGE & COX
$1.4B16,839,152 sh
VANGUARD CAPITAL MANAGEMENT LLC
$1.4B16,759,788 sh
STATE STREET CORP
$1.1B13,509,115 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$966.1M11,992,716 sh
Capital World Investors
$946.5M11,749,410 sh
Capital Research Global Investors
$822.2M10,205,644 sh
FMR LLC
$686.2M8,518,205 sh
GEODE CAPITAL MANAGEMENT, LLC
$562.7M6,945,441 sh
MORGAN STANLEY
$537.2M6,668,733 sh

Fund	Value	Shares
BlackRock, Inc.	$2.0B	25,113,288
DODGE & COX	$1.4B	16,839,152
VANGUARD CAPITAL MANAGEMENT LLC	$1.4B	16,759,788
STATE STREET CORP	$1.1B	13,509,115
VANGUARD PORTFOLIO MANAGEMENT LLC	$966.1M	11,992,716
Capital World Investors	$946.5M	11,749,410
Capital Research Global Investors	$822.2M	10,205,644
FMR LLC	$686.2M	8,518,205
GEODE CAPITAL MANAGEMENT, LLC	$562.7M	6,945,441
MORGAN STANLEY	$537.2M	6,668,733

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Is LYB a good stock to buy?

13F Pro's AI-powered analysis of LyondellBasell Industries N.V. (LYB) 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 LYB are available on the LYB 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.

Which hedge funds own LYB?

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 LYB. 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 LyondellBasell Industries N.V.'s investment landscape.