LyondellBasell Industries (LYB) Market Cap 2010–2026

As of October 29, 2026, LyondellBasell Industries had a market cap of $21.11 billion, which decreased by 2.63% compared to the previous trading day. Market capitalization, often referred to as market cap, represents the total value of a company's outstanding shares on the stock market and is a common measure of its overall size and valuation.

Data updated: Oct 29, 2026, 4:00 PM ET
LyondellBasell Industries logo

LyondellBasell Industries NV (LYB)

🌍 United Kingdom 📈 NYSE 🏭 Basic Materials 🏢 Chemicals
Latest Market Cap
$21.11B ▼ 2.63%
Start of 2026
$13.94B ▲ 51.43%
1 Year Ago
$14.54B ▲ 45.19%
All-Time High
$58.708B ▼ 64.04%


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Note: Each point on the chart represents the market capitalization at the end of the trading day.
Source: Data compiled from EDGAR filings, Bloomberg and Yahoo Finance.

📈 LyondellBasell Industries Market Cap History by Year and Month

LyondellBasell Industries Market Cap History by Year and Month
Year / MonthMarket Cap% Change
2026$21.11B▲ 51.43%
$21.11B▲ 13.74%
$18.56B▼ 11.70%
$21.02B▲ 4.89%
$20.04B▲ 17.95%
$16.99B▼ 21.01%
$21.51B▼ 10.49%
$24.03B▼ 7.40%
$25.95B▲ 40.04%
$18.53B▲ 17.50%
$15.77B▲ 13.13%
2025$13.94B▼ 42.05%
2024$24.055B▼ 22.00%
2023$30.84B▲ 14.07%
2022$27.036B▼ 11.05%
All market cap values reflect closing prices for the period shown.

📊 LyondellBasell Industries Market Cap and Other Industry Peers

Below are selected companies from the Basic Materials sector / subsector:

  1. $26.51B
  2. $24.34B
  3. $23.18B
  4. $21.11B
  5. $18.98B
  6. $17.9B
  7. $13.04B
  8. $11.01B
  9. $9.94B
  10. $8.59B
  11. $8.44B
  12. $7.77B
  13. $7.65B
  14. $7.39B
  15. $7.19B
  16. $5.8B
  17. $5.3B
  18. $3.6B
  19. $3.41B
  20. $1.83B

Data reflect the most recent market capitalization values available.

Note: Market capitalization figures are based on available sources and may differ slightly from actual values, particularly for historical data.