Westlake (WLK) Debt to Equity (2010 - 2026)

Westlake's Debt to Equity history runs 17 years deep, the most recent figure standing at $0.62 for Q1 2026.

• In Q1 2026, Debt to Equity rose 46.49% year-over-year to $0.62; the TTM figure through Mar 2026 stood at $0.62 (up 46.49% YoY), while the FY2025 annual figure was $0.64, up 53.74% from the prior year.
• Debt to Equity was $0.62 for Q1 2026 at Westlake, down from $0.64 in the prior quarter.
• In the past five years, Debt to Equity ranged from a high of $0.64 in Q4 2025 to a low of $0.41 in Q3 2024.
• Historically, Debt to Equity has averaged $0.48 across 5 years, with a median of $0.45 in 2023.
• The sharpest annual moves came in 2022 and 2025: Debt to Equity retreated 28.38% in 2022, then soared 53.74% in 2025.
• A 5-year view of Debt to Equity shows it stood at $0.47 in 2022, then fell by 2.24% to $0.46 in 2023, then retreated by 9.36% to $0.41 in 2024, then jumped by 53.74% to $0.64 in 2025, then declined by 3.11% to $0.62 in 2026.
• The last three Debt to Equity figures came in at $0.62 (Q1 2026), $0.64 (Q4 2025), and $0.49 (Q3 2025), per Business Quant data.