Westlake
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Westlake (WLK) investor relations material

Westlake Q4 2025 earnings summary

Complete event summary combining all related documents: earnings call transcript, report, and slide presentation.
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Q4 2025 earnings summary24 Feb, 2026

Executive summary

  • Fourth quarter 2025 EBITDA was $196 million, net of $511 million in restructuring and asset closure charges, as part of a plan to reset cost structure amid macroeconomic and trade volatility.

  • Full year 2025 saw $170 million in structural cost reductions and decisive actions to optimize the manufacturing footprint, including multiple facility closures and a 6% headcount reduction.

  • Profitability Improvement Plan launched, targeting $600 million EBITDA benefit in 2026 through footprint optimization, cost savings, and improved plant reliability.

  • Fourth quarter and full year results were heavily impacted by non-recurring charges related to facility closures and restructuring.

  • The PEM profitability improvement plan began yielding benefits in late 2025, with further gains targeted for 2026.

Financial highlights

  • Q4 2025 net sales were $2.5 billion, down 11% year-over-year; full year net sales were $11.2 billion, down 8% year-over-year.

  • Q4 2025 net loss was $544 million ($4.22/share); full year net loss was $1.5 billion ($11.70/share), both including significant one-time charges.

  • Excluding identified items, Q4 net loss was $33 million ($0.25/share) and full year net loss was $116 million ($0.90/share).

  • Q4 EBITDA was $196 million excluding identified items; full year EBITDA was $1.1 billion excluding identified items.

  • $60 million in cost reductions were achieved in Q4, completing the $170 million annual target.

Outlook and guidance

  • 2026 is projected as an inflection point, with $600 million in EBITDA improvement expected from self-help actions and the PEM plan.

  • HIP segment 2026 revenue guidance is $4.4–$4.6 billion with an EBITDA margin of 19–21%.

  • Capital expenditures for 2026 are expected to be $900 million, down $100 million year-over-year.

  • Effective tax rate for 2026 is guided at 17%, with cash interest expense of $215 million.

  • No macroeconomic tailwinds expected for 2026; global industrial and manufacturing activity remains challenging.

PEM $600M EBITDA improvement plan details
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Frequently asked questions

Westlake Corporation is a global manufacturer and supplier of chemical and materials products. The company’s portfolio includes petrochemicals, polymers, and building products, serving industries such as construction, automotive, packaging, and consumer goods. Its offerings range from polyethylene and polyvinyl chloride (PVC) resins to performance and specialty products used in infrastructure and everyday applications. Westlake also produces building materials like siding, pipe, and fittings for residential and commercial projects. The company is headquartered in Houston, Texas, and its shares are listed on the NYSE.

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