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Apellis Pharmaceuticals (APLS) Tax Rate (2021 - 2025)

Apellis Pharmaceuticals filings provide 5 years of Tax Rate readings, the most recent being 0.53% for Q4 2025.

  • For the quarter ending Q4 2025, Tax Rate fell 74.0% year-over-year to 0.53%, compared with a TTM value of 7.27% through Dec 2025, up 1246.0%, and an annual FY2025 reading of 7.14%, up 1226.0% over the prior year.
  • Tax Rate hit 0.53% in Q4 2025 for Apellis Pharmaceuticals, down from 0.28% in the prior quarter.
  • The five-year high for Tax Rate was 1.74% in Q4 2022, with the low at 3.7% in Q4 2023.
  • Median Tax Rate over the past 5 years was 0.27% (2024), compared with a mean of 0.41%.
  • The sharpest move saw Tax Rate tumbled -544bps in 2023, then skyrocketed 391bps in 2024.
  • Year by year, Tax Rate stood at 0.12% in 2021, then soared by 1301bps to 1.74% in 2022, then plummeted by -313bps to 3.7% in 2023, then skyrocketed by 106bps to 0.21% in 2024, then tumbled by -357bps to 0.53% in 2025.
  • According to Business Quant data, Tax Rate over the past three periods came in at 0.53%, 0.28%, and 1.2% for Q4 2025, Q3 2025, and Q2 2025 respectively.