Westlake (WLK) Cost of Revenue (2010 - 2026)

Westlake has reported Cost of Revenue for 17 years, with the latest figure at $2.5 billion in Q1 2026.

• For the quarter ending Q1 2026, Cost of Revenue fell 2.83% year-over-year to $2.5 billion; the trailing twelve-month figure through Mar 2026 stood at $10.3 billion (changed 0.07% YoY), and the FY2025 full-year result was $10.4 billion, up 1.69% from the prior year.
• Cost of Revenue for Q1 2026 stood at $2.5 billion, up from $2.4 billion in the prior quarter.
• The five-year high for Cost of Revenue was $3.2 billion in Q3 2022, with the low at $2.4 billion in Q4 2025.
• Average Cost of Revenue over 5 years is $2.7 billion, with a median of $2.6 billion recorded in 2023.
• Year-over-year, Cost of Revenue soared 56.11% in 2022 and retreated 20.47% in 2023.
• Tracing WLK's Cost of Revenue over 5 years: stood at $2.7 billion in 2022, then dropped by 3.84% to $2.6 billion in 2023, then declined by 4.26% to $2.5 billion in 2024, then retreated by 2.74% to $2.4 billion in 2025, then grew by 3.84% to $2.5 billion in 2026.
• The last three Cost of Revenue figures came in at $2.5 billion (Q1 2026), $2.4 billion (Q4 2025), and $2.6 billion (Q3 2025), per Business Quant data.

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