Westlake Chemical Partners (WLKP) Operating Margin (2013 - 2026)

Westlake Chemical Partners has reported Operating Margin for 14 years, with the latest figure at 28.32% in Q1 2026.

• For the quarter ending Q1 2026, Operating Margin rose 871.0% year-over-year to 28.32%; the trailing twelve-month figure through Mar 2026 stood at 29.12% (down 229.0% YoY), and the FY2025 full-year result was 27.39%, down 698.0% from the prior year.
• Operating Margin for Q1 2026 stood at 28.32%, up from 27.78% in the prior quarter.
• The five-year high for Operating Margin was 39.6% in Q3 2024, with the low at 19.47% in Q2 2022.
• Historically, Operating Margin has averaged 28.38% across 5 years, with a median of 29.78% in 2025.
• Annual changes were most pronounced in 2022 — Operating Margin slumped 14030 bps — and 2024, when it soared 1279 bps.
• Westlake Chemical Partners' Operating Margin stood at 25.97% in 2022, then advanced by 20 bps to 31.22% in 2023, then grew by 2 bps to 31.73% in 2024, then slipped by 12 bps to 27.78% in 2025, then rose by 2 bps to 28.32% in 2026.
• The last three Operating Margin figures came in at 28.32% (Q1 2026), 27.78% (Q4 2025), and 29.78% (Q3 2025), per Business Quant data.