Westlake (WLK) Operating Expenses (2010 - 2026)

Westlake's Operating Expenses history runs 17 years deep, the most recent figure standing at $254.0 million for Q1 2026.

• In Q1 2026, Operating Expenses rose 8.55% year-over-year to $254.0 million; the TTM figure through Mar 2026 stood at $1.2 billion (up 18.46% YoY), while the FY2025 annual figure was $1.2 billion, up 23.01% from the prior year.
• Operating Expenses was $254.0 million for Q1 2026 at Westlake, down from $372.0 million in the prior quarter.
• In the past five years, Operating Expenses ranged from a high of $372.0 million in Q4 2025 to a low of $206.0 million in Q3 2023.
• Historically, Operating Expenses has averaged $242.8 million across 5 years, with a median of $228.0 million in 2024.
• The sharpest annual moves came in 2022 and 2025: Operating Expenses surged 81.6% in 2022, then decreased 15.52% in 2025.
• A 5-year view of Operating Expenses shows it stood at $209.0 million in 2022, then rose by 17.7% to $246.0 million in 2023, then fell by 4.88% to $234.0 million in 2024, then soared by 58.97% to $372.0 million in 2025, then tumbled by 31.72% to $254.0 million in 2026.
• The last three Operating Expenses figures came in at $254.0 million (Q1 2026), $372.0 million (Q4 2025), and $245.0 million (Q3 2025), per Business Quant data.