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Westlake (WLK) Operating Expenses (2016 - 2025)

Westlake (WLK) has 16 years of Operating Expenses data on record, last reported at $725.0 million in Q4 2025.

  • For Q4 2025, Operating Expenses rose 209.83% year-over-year to $725.0 million; the TTM value through Dec 2025 reached $1.4 billion, up 47.56%, while the annual FY2025 figure was $1.5 billion, 59.59% up from the prior year.
  • Operating Expenses reached $725.0 million in Q4 2025 per WLK's latest filing, up from $245.0 million in the prior quarter.
  • Across five years, Operating Expenses topped out at $725.0 million in Q4 2025 and bottomed at $125.0 million in Q2 2021.
  • Average Operating Expenses over 5 years is $236.1 million, with a median of $220.5 million recorded in 2022.
  • The widest YoY moves for Operating Expenses: up 209.83% in 2025, down 15.52% in 2025.
  • A 5-year view of Operating Expenses shows it stood at $183.0 million in 2021, then rose by 14.21% to $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 209.83% to $725.0 million in 2025.
  • Per Business Quant database, its latest 3 readings for Operating Expenses were $725.0 million in Q4 2025, $245.0 million in Q3 2025, and $234.0 million in Q2 2025.