Westlake (WLK) Total Debt (2010 - 2026)

Westlake's Total Debt history runs 17 years deep, the most recent figure standing at $5.6 billion for Q1 2026.

• In Q1 2026, Total Debt rose 21.4% year-over-year to $5.6 billion; the TTM figure through Mar 2026 stood at $5.6 billion (up 21.4% YoY), while the FY2025 annual figure was $5.6 billion, up 22.4% from the prior year.
• Total Debt was $5.6 billion for Q1 2026 at Westlake, roughly flat from $5.6 billion in the prior quarter.
• In the past five years, Total Debt ranged from a high of $5.6 billion in Q4 2025 to a low of $4.6 billion in Q4 2024.
• Historically, Total Debt has averaged $4.9 billion across 5 years, with a median of $4.9 billion in 2022.
• Biggest YoY gain for Total Debt was 45.64% in 2022; the steepest drop was 7.27% in 2022.
• A 5-year view of Total Debt shows it stood at $4.9 billion in 2022, then gained by 0.55% to $4.9 billion in 2023, then decreased by 7.01% to $4.6 billion in 2024, then grew by 22.4% to $5.6 billion in 2025, then fell by 0.25% to $5.6 billion in 2026.
• The last three Total Debt figures came in at $5.6 billion (Q1 2026), $5.6 billion (Q4 2025), and $4.7 billion (Q3 2025), per Business Quant data.