COMPANY NAME	REVENUES 12 Months Ending Q3 2026	MARKET SHARE 12 Months Q3 2026	MARKET SHARE MRQ Q3 2026	MARKET SHARE A Quarter Before Q2 2026
Lyondellbasell Industries N v	31,964.00	1.72%	1.58 %	1.67 %
Dow Inc	40,494.00	2.18%	2.09%	1.78%
Westlake Corporation	11,294.00	0.61%	0.61%	0.48%
Valero Energy Corp	153,327.00	8.26%	8.55%	8.08%
Westlake Chemical Partners Lp	1,234.72	0.07%	0.06%	0.06%
Avient Corporation	3,331.50	0.18%	0.17%	0.15%

51 more competitors available

LYB's Market share relative to its competitors, as of Q3 2026 within the Chemical Manufacturing Industry

As of Q3 2026

COMPANY NAME	MARKET SHARE 12 Months Ending Q3 2026	MARKET SHARE 12 Months Ending Q2 2026	MARKET SHARE MRQ Q3 2026	MARKET SHARE Q2 2026
Lyondellbasell Industries N v	29.01%	28.21%	29.55 %	30.85 %
Westlake Corporation	10.25%	10.45%	11.37%	8.92%
Westlake Chemical Partners Lp	1.12%	1.10%	1.03%	1.03%
Huntsman Corporation	5.17%	5.32%	4.94%	4.56%
Celanese Corporation	8.94%	8.93%	8.89%	9.25%
Cabot Corporation	3.30%	3.37%	3.41%	3.04%

12 more companies available

LYB's Market share relative to its competitors, as of Q3 2026 within the Basic Materials Sector

As of Q3 2026

COMPANY NAME	MARKET SHARE 12 Months Ending Q3 2026	MARKET SHARE 12 Months Ending Q2 2026	MARKET SHARE MRQ Q3 2026	MARKET SHARE Q2 2026
Lyondellbasell Industries N v	18.27%	16.98%	17.84 %	19.63 %
Dow Inc	23.14%	22.51%	23.65%	20.95%
Westlake Corporation	6.45%	6.29%	6.87%	5.67%
Westlake Chemical Partners Lp	0.71%	0.66%	0.62%	0.65%
Avient Corporation	1.90%	1.84%	1.93%	1.81%
Huntsman Corporation	3.25%	3.20%	2.98%	2.90%

21 more companies available

Note: Market share is calculated based on total revenue. To get a more accurate picture of Lyondellbasell Industries N v's market divisions, geographic dispersion, segments, products, and services, visit Lyondellbasell Industries N v's Business Segment.

The list includes publicly traded companies only. More information about the sources of this report can be found here.

Help

About us

Products

Data downloads

API

CSIMarket Company, Sector, Industry, Market Analysis, Stock Quotes, Earnings, Economy, News and Research.

Intraday data delayed per exchange requirements. All quotes are in local exchange time. Intraday data delayed 15 minutes for Nasdaq, and other exchanges. Fundamental and financial data for Stocks, Sector, Industry, and Economic Indicators provided by CSIMarket.com

Disclaimer: Information provided by CSIMarket.com is for informational purposes only and does not constitute investment advice, recommendation, or solicitation to buy or sell any security.