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.

• On a quarterly basis, Interest Expenses rose 3.7% year-over-year to $56.0 million in Q1 2026; TTM through Mar 2026 was $188.0 million, a 8.67% increase from a year earlier, with the FY2025 full-year figure at $298.0 million, up 75.29% from the prior year.
• Interest Expenses climbed to $56.0 million in Q1 2026 per WLK's latest filing, from $51.0 million in the prior quarter.
• Across five years, Interest Expenses topped out at $60.0 million in Q1 2022 and bottomed at $25.0 million in Q4 2023.
• The 5-year median for Interest Expenses is $43.0 million (2022), against an average of $45.0 million.
• Across the five-year window, Interest Expenses soared 81.82% in 2022 and slumped 41.86% in 2023, its largest moves.
• Year by year, Interest Expenses stood at $43.0 million in 2022, then plunged by 41.86% to $25.0 million in 2023, then surged by 56.0% 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.
• Per Business Quant, the three latest WLK Interest Expenses figures stand at $56.0 million (Q1 2026), $51.0 million (Q4 2025), and $41.0 million (Q3 2025).