Westlake (WLK) Interest Expenses (2010 - 2026)

Westlake's Interest Expenses history runs 17 years deep, the most recent figure standing at $56.0 million for Q1 2026.

• In Q1 2026, Interest Expenses rose 43.59% year-over-year to $56.0 million; the TTM figure through Mar 2026 stood at $188.0 million (up 18.99% YoY), while the FY2025 annual figure was $171.0 million, up 7.55% from the prior year.
• Interest Expenses was $56.0 million for Q1 2026 at Westlake, up from $51.0 million in the prior quarter.
• In the past five years, Interest Expenses ranged from a high of $56.0 million in Q1 2026 to a low of $39.0 million in Q3 2024.
• Historically, Interest Expenses has averaged $42.8 million across 5 years, with a median of $41.0 million in 2023.
• The sharpest annual moves came in 2022 and 2026: Interest Expenses fell 27.87% in 2022, then surged 43.59% in 2026.
• A 5-year view of Interest Expenses shows it stood at $43.0 million in 2022, then dropped by 4.65% to $41.0 million in 2023, then fell by 4.88% to $39.0 million in 2024, then jumped by 30.77% to $51.0 million in 2025, then advanced by 9.8% to $56.0 million in 2026.
• The last three Interest Expenses figures came in at $56.0 million (Q1 2026), $51.0 million (Q4 2025), and $41.0 million (Q3 2025), per Business Quant data.