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Amortization - IntangiblesConsolidated Net IncomeEBITEBITDAEBTEPS (Basic)EPS (Weighted Average and Diluted)Gross ProfitIncome from Continuing OperationsIncome from Non-Controlling InterestsIncome towards Parent CompanyInterest ExpensesNet Income towards Common StockholdersNon Operating IncomeOperating ExpensesOperating IncomeProfit After TaxRestructuring CostsRevenueSelling, General & AdministrativeShares Outstanding (Diluted Average)Shares Outstanding (Weighted Average)Tax ProvisionsTax Rate
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Westlake (WLK) Tax Rate (2016 - 2025)

Westlake (WLK) has 16 years of Tax Rate data on record, last reported at 19.61% in Q4 2025.

  • For Q4 2025, Tax Rate fell 6060.0% year-over-year to 19.61%; the TTM value through Dec 2025 reached 7.89%, down 2313.0%, while the annual FY2025 figure was 7.89%, 2313.0% down from the prior year.
  • Tax Rate reached 19.61% in Q4 2025 per WLK's latest filing, up from 0.39% in the prior quarter.
  • Across five years, Tax Rate topped out at 80.21% in Q4 2024 and bottomed at 4.8% in Q2 2025.
  • Average Tax Rate over 5 years is 20.85%, with a median of 20.86% recorded in 2023.
  • Peak YoY movement for Tax Rate: skyrocketed 40277bps in 2021, then plummeted -6060bps in 2025.
  • A 5-year view of Tax Rate shows it stood at 21.78% in 2021, then fell by -14bps to 18.69% in 2022, then tumbled by -32bps to 12.72% in 2023, then soared by 530bps to 80.21% in 2024, then crashed by -76bps to 19.61% in 2025.
  • Per Business Quant database, its latest 3 readings for Tax Rate were 19.61% in Q4 2025, 0.39% in Q3 2025, and 4.8% in Q2 2025.