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Westlake (WLK) Operating Expenses (2016 - 2025)

Westlake has reported Operating Expenses over the past 16 years, most recently at $725.0 million for Q4 2025.

  • Quarterly results put Operating Expenses at $725.0 million for Q4 2025, up 209.83% from a year ago — trailing twelve months through Dec 2025 was $1.4 billion (up 48.91% YoY), and the annual figure for FY2025 was $1.5 billion, up 59.59%.
  • Operating Expenses for Q4 2025 was $725.0 million at Westlake, up from $245.0 million in the prior quarter.
  • Over the last five years, Operating Expenses for WLK hit a ceiling of $725.0 million in Q4 2025 and a floor of $125.0 million in Q2 2021.
  • Median Operating Expenses over the past 5 years was $223.0 million (2022), compared with a mean of $236.8 million.
  • Peak annual rise in Operating Expenses hit 209.83% in 2025, while the deepest fall reached 15.52% in 2025.
  • Westlake's Operating Expenses stood at $183.0 million in 2021, then grew by 14.21% to $209.0 million in 2022, then grew by 17.7% to $246.0 million in 2023, then dropped by 4.88% to $234.0 million in 2024, then skyrocketed by 209.83% to $725.0 million in 2025.
  • The last three reported values for Operating Expenses were $725.0 million (Q4 2025), $245.0 million (Q3 2025), and $240.0 million (Q2 2025) per Business Quant data.