Join

Compare · LYB vs TSE

LYB vs TSE

Side-by-side comparison of LyondellBasell Industries NV (LYB) and Trinseo PLC (TSE): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both LYB and TSE operate in Major Chemicals (Industrials), so they compete in similar markets.
  • LYB is the larger of the two at $20.80B, about 10.1x TSE ($2.06B).
  • Over the past year, LYB is up 10.0% and TSE is down 92.6% - LYB leads by 102.6 points.
  • LYB has hit the wire 19 times in the past 4 weeks while TSE has been quiet.
  • LYB has more recent analyst coverage (25 ratings vs 5 for TSE).
PerformanceLYB+20.05%TSE-92.61%
2025-09-17+0.00%2026-06-08
MetricLYBTSE
Company
LyondellBasell Industries NV
Trinseo PLC
Price
$64.36-0.20%
$0.23-4.89%
Market cap
$20.80B
$2.06B
1M return
-9.97%
-49.92%
1Y return
+10.04%
-92.61%
Industry
Major Chemicals
Major Chemicals
Exchange
NYSE
NYSE
IPO
2014
News (4w)
19
0
Recent ratings
25
5
LYB

LyondellBasell Industries NV

LyondellBasell Industries N.V. operates as a chemical company in the United States, Germany, Mexico, Italy, Poland, France, Japan, China, the Netherlands, and internationally. The company operates in six segments: Olefins and Polyolefins—Americas; Olefins and Polyolefins—Europe, Asia, International; Intermediates and Derivatives; Advanced Polymer Solutions; Refining; and Technology. It produces and markets olefins and co-products; polyolefins; polyethylene products, which consist of high density polyethylene, low density polyethylene, and linear low density polyethylene; and polypropylene (PP) products, such as PP homopolymers and copolymers. The company also produces and sells propylene oxide and its derivatives; oxyfuels and related products; and intermediate chemicals, such as styrene monomers, acetyls, ethylene glycols, and ethylene oxides and derivatives. In addition, it produces and markets compounds and solutions, such as polypropylene compounds, engineered plastics, masterbatches, engineered composites, colors, and powders; and advanced polymers. Further, the company refines crude oil and other crude oils of varied types and sources into gasoline, diesel, and jet fuel; develops and licenses chemical and polyolefin process technologies; and manufactures and sells polyolefin catalysts. LyondellBasell Industries N.V. was founded in 1955 and is headquartered in Houston, Texas.

TSE

Trinseo PLC

Trinseo S.A., a materials company, manufactures and markets synthetic rubber, latex binders, and plastic products in the United States, Europe, the Asia-Pacific, and internationally. The company operates through six segments: Latex Binders, Synthetic Rubber, Performance Plastics, Polystyrene, Feedstocks, and Americas Styrenics. The Latex Binders segment offers styrene-butadiene, styrene-acrylate, vinylidene chloride, and butadiene-methacrylate latex products for the carpet and artificial turf markets, as well as performance latex products for the adhesive, building and construction, and technical textile paper market. The Synthetic Rubber segment provides styrene-butadiene rubber, emulsion styrene-butadiene rubber, nickel polybutadiene rubber, and neodymium polybutadiene rubber for use in tires and modifiers, as well as technical rubber products, such as conveyor belts, hoses, seals, and gaskets. The Performance Plastics segment offers engineered compounds and blends for the automotive, consumer electronics, medical, electrical, building and construction, appliance, and lighting markets. This segment also offers acrylonitrile-butadiene-styrene, styrene-acrylonitrile, and polycarbonate solutions; and soft-touch polymers and bioplastics, such as thermoplastic elastomers. The Polystyrene segment provides general purpose polystyrenes and high impact polystyrene for use in appliances, food packaging and food service disposables, consumer electronics, and building and construction materials. The Feedstocks segment offers styrene monomer, a basic building block of plastic. The Americas Styrenics segment provides styrene and polystyrene. Trinseo S.A. was founded in 2010 and is based in Berwyn, Pennsylvania.

Latest LYB

Latest TSE