X4 Pharmaceuticals (XFOR) Tax Rate (2020 - 2025)

X4 Pharmaceuticals' Tax Rate history spans 6 years, with the latest figure at 0.1% for Q3 2025.

  • For Q3 2025, Tax Rate rose 14.0% year-over-year to 0.1%; the TTM value through Dec 2025 reached 0.05%, up 78.0%, while the annual FY2025 figure was 0.05%, 78.0% up from the prior year.
  • Tax Rate reached 0.1% in Q3 2025 per XFOR's latest filing, up from 0.14% in the prior quarter.
  • In the past five years, Tax Rate ranged from a high of 10.76% in Q1 2025 to a low of 1.14% in Q3 2023.
  • Average Tax Rate over 5 years is 0.44%, with a median of 0.03% recorded in 2021.
  • Peak YoY movement for Tax Rate: plummeted -120bps in 2023, then soared 1080bps in 2025.
  • A 5-year view of Tax Rate shows it stood at 0.01% in 2021, then crashed by -385bps to 0.05% in 2022, then crashed by -259bps to 0.17% in 2023, then crashed by -277bps to 0.65% in 2024, then skyrocketed by 115bps to 0.1% in 2025.
  • Per Business Quant, the three most recent readings for XFOR's Tax Rate are 0.1% (Q3 2025), 0.14% (Q2 2025), and 10.76% (Q1 2025).