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Westlake (WLK) Tax Rate (2016 - 2025)

Historic Tax Rate for Westlake (WLK) over the last 17 years, with Q3 2025 value amounting to 0.39%.

  • Westlake's Tax Rate fell 347500.0% to 0.39% in Q3 2025 from the same period last year, while for Sep 2025 it was 9.67%, marking a year-over-year decrease of 600200.0%. This contributed to the annual value of 31.02% for FY2024, which is 55900.0% up from last year.
  • Westlake's Tax Rate amounted to 0.39% in Q3 2025, which was down 347500.0% from 4.8% recorded in Q2 2025.
  • In the past 5 years, Westlake's Tax Rate registered a high of 80.21% during Q4 2024, and its lowest value of 4.8% during Q2 2025.
  • Moreover, its 5-year median value for Tax Rate was 21.12% (2023), whereas its average is 20.92%.
  • Its Tax Rate has fluctuated over the past 5 years, first skyrocketed by 4027700bps in 2021, then tumbled by -347500bps in 2025.
  • Quarter analysis of 5 years shows Westlake's Tax Rate stood at 21.78% in 2021, then decreased by -14bps to 18.69% in 2022, then plummeted by -32bps to 12.72% in 2023, then surged by 530bps to 80.21% in 2024, then plummeted by -100bps to 0.39% in 2025.
  • Its Tax Rate stands at 0.39% for Q3 2025, versus 4.8% for Q2 2025 and 2.94% for Q1 2025.