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Consolidated Net IncomeEBITEBITDAEBTEPS (Basic)EPS (Weighted Average and Diluted)Gross ProfitIncome from Continuing OperationsIncome towards Parent CompanyInterest & Investment IncomeNet Income towards Common StockholdersNon Operating IncomeOperating ExpensesOperating IncomeOther Non Operating IncomeOther Operating ExpensesProfit After TaxResearch & DevelopmentRestructuring CostsRevenueSelling, General & AdministrativeShares OutstandingShares Outstanding (Weighted Average)Tax ProvisionsTax Rate
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Ratios

Innospec (IOSP) Tax Rate (2016 - 2025)

Innospec's Tax Rate history spans 15 years, with the latest figure at 42.08% for Q4 2025.

  • For Q4 2025, Tax Rate fell 2396.0% year-over-year to 42.08%; the TTM value through Dec 2025 reached 8.49%, down 1115.0%, while the annual FY2025 figure was 12.36%, 1502.0% down from the prior year.
  • Tax Rate for Q4 2025 was 42.08% at Innospec, up from 17.28% in the prior quarter.
  • Across five years, Tax Rate topped out at 80.53% in Q4 2023 and bottomed at 17.28% in Q3 2025.
  • The 5-year median for Tax Rate is 25.29% (2024), against an average of 29.78%.
  • The largest annual shift saw Tax Rate skyrocketed 3777bps in 2022 before it crashed -4273bps in 2025.
  • A 5-year view of Tax Rate shows it stood at 5.81% in 2021, then soared by 650bps to 43.58% in 2022, then soared by 85bps to 80.53% in 2023, then dropped by -18bps to 66.04% in 2024, then tumbled by -36bps to 42.08% in 2025.
  • Per Business Quant, the three most recent readings for IOSP's Tax Rate are 42.08% (Q4 2025), 17.28% (Q3 2025), and 22.7% (Q2 2025).