Westlake (WLK) Q4 2025 earnings summary

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.