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Compare · NEU vs WLK

NEU vs WLK

Side-by-side comparison of NewMarket Corp (NEU) and Westlake Corporation (WLK): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both NEU and WLK operate in Major Chemicals (Industrials), so they compete in similar markets.
  • WLK is the larger of the two at $10.92B, about 1.5x NEU ($7.39B).
  • Over the past year, NEU is up 22.8% and WLK is up 12.3% - NEU leads by 10.5 points.
  • WLK has been more active in the news (4 items in the past 4 weeks vs 2 for NEU).
  • WLK has more recent analyst coverage (25 ratings vs 0 for NEU).
PerformanceNEU+22.83%WLK+12.30%
2025-06-09+0.00%2026-06-08
MetricNEUWLK
Company
NewMarket Corp
Westlake Corporation
Price
$803.30+1.74%
$85.25+0.80%
Market cap
$7.39B
$10.92B
1M return
+18.08%
-12.46%
1Y return
+22.83%
+12.30%
Industry
Major Chemicals
Major Chemicals
Exchange
NYSE
NYSE
IPO
2004
News (4w)
2
4
Recent ratings
0
25
NEU

NewMarket Corp

NewMarket Corporation, through its subsidiaries, engages in the petroleum additives businesses. The company offers lubricant additives for use in various vehicle and industrial applications, including engine oils, transmission fluids, off-road powertrain and hydraulic systems, gear oils, hydraulic oils, turbine oils, and other applications where metal-to-metal moving parts are utilized; and engine oil, driveline, and industrial additives. It also provides fuel additives that are used to enhance the oil refining process and the performance of gasoline, diesel, biofuels, and other fuels to industry, government, original equipment manufacturers, and individual customers. In addition, it engages in the antiknock compounds business, as well as contracted manufacturing and services activities. The company has operations in the North America, Latin America, Asia Pacific, Europe, the Middle East, Africa, and India. NewMarket Corporation was founded in 1887 and is headquartered in Richmond, Virginia.

WLK

Westlake Corporation

Westlake Chemical Corporation, together with its subsidiaries, manufactures and markets basic chemicals, vinyls, polymers, and building products worldwide. It operates through two segments, Vinyls and Olefins. The Vinyls segment provides specialty and commodity polyvinyl chloride (PVC), vinyl chloride monomers, ethylene dichloride, chlorine, caustic soda, chlorinated derivative, and ethylene products. This segment also manufactures and sells PVC compounds and building products fabricated from PVC, including residential siding, trim and molding, pipe and fittings for various water, sewer and industrial applications, profiles for windows and doors, decking products, films for various inflatables, wall covering tapes, roofing applications, and composite roof tiles. The Olefins segment offers polyethylene, styrene monomers, and various ethylene co-products, as well as sells propylene, crude butadiene, pyrolysis gasoline, and hydrogen products. Westlake Chemical Corporation offers its products to a range of customers, including chemical processors, plastics fabricators, small construction contractors, municipalities, and supply warehouses in various consumer and industrial markets, such as flexible and rigid packaging, automotive products, coatings, water treatment, refrigerants, and residential and commercial construction, as well as other durable and non-durable goods. The company was founded in 1986 and is headquartered in Houston, Texas. Westlake Chemical Corporation is a subsidiary of TTWF LP.

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