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Compare · ROG vs WLK

ROG vs WLK

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

Summary

  • Both ROG and WLK operate in Major Chemicals (Industrials), so they compete in similar markets.
  • WLK is the larger of the two at $10.92B, about 4.3x ROG ($2.52B).
  • Over the past year, ROG is up 104.4% and WLK is up 12.3% - ROG leads by 92.1 points.
  • Both names hit the wire about 4 times in the past 4 weeks.
  • WLK has more recent analyst coverage (25 ratings vs 8 for ROG).
PerformanceROG+104.40%WLK+12.30%
2025-06-09+0.00%2026-06-08
MetricROGWLK
Company
Rogers Corporation
Westlake Corporation
Price
$140.91+2.21%
$85.25+0.80%
Market cap
$2.52B
$10.92B
1M return
+2.78%
-12.46%
1Y return
+104.40%
+12.30%
Industry
Major Chemicals
Major Chemicals
Exchange
NYSE
NYSE
IPO
1960
2004
News (4w)
4
4
Recent ratings
8
25
ROG

Rogers Corporation

Rogers Corporation designs, develops, manufactures, and sells engineered materials and components worldwide. It operates in Advanced Connectivity Solutions (ACS), Elastomeric Material Solutions (EMS), Power Electronics Solutions (PES), and Other segments. The ACS segment offers circuit materials and solutions for connectivity applications in wireless infrastructure, automotive, aerospace and defense, connected devices, and wired infrastructure under the RO4000, RO3000, RT/duroid, TMM, AD Series, CuClad, Kappa, DiClad, IsoClad, COOLSPAN, MAGTREX, TC Series, IM Series, 92ML, and CLTE Series names. The EMS segment provides engineered material solutions, including polyurethane and silicone materials used in cushioning, gasketing, sealing, and vibration management applications for general industrial, portable electronics, automotive, mass transit, aerospace and defense, footwear and impact mitigation, and printing markets; customized silicones used in flex heater and semiconductor thermal applications; and polytetrafluoroethylene and ultra-high molecular weight polyethylene materials used in wire and cable, electrical insulation, and automotive applications under the PORON, BISCO, DeWAL, ARLON, Griswold, eSORBA, XRD, HeatSORB, and R/bak names. The PES segment offers ceramic substrate materials, busbars, and cooling solutions under the curamik and ROLINX names. The Other segment provides elastomer components; and elastomer floats for level sensing in fuel tanks, motors, and storage tanks for applications in the general industrial and automotive markets under the ENDUR and NITROPHYL names. Rogers Corporation was founded in 1832 and is headquartered in Chandler, Arizona.

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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