Xenon Pharmaceuticals (XENE) Tax Rate (2018 - 2026)

Xenon Pharmaceuticals (XENE) has 9 years of Tax Rate data on file, last reported at 2.45% in Q1 2026.

• On a quarterly basis, Tax Rate rose 311.0% year-over-year to 2.45% in Q1 2026; TTM through Mar 2026 was 0.31%, a 191.0% decrease from a year earlier, with the FY2025 full-year figure at 1.2%, down 292.0% from the prior year.
• Tax Rate for Q1 2026 stood at 2.45%, up from 3.37% in the prior quarter.
• Over the last five years, Tax Rate for XENE reached as high as 5.53% in Q4 2024 and fell as low as 3.37% in Q4 2025.
• Historically, Tax Rate has averaged 0.3% across 5 years, with a median of 0.46% in 2023.
• Across the five-year window, Tax Rate soared 680 bps in 2022 and slumped 890 bps in 2025, its largest moves.
• Year by year, Tax Rate stood at 3.26% in 2022, then jumped by 114 bps to 0.46% in 2023, then surged by 1113 bps to 5.53% in 2024, then plunged by 161 bps to 3.37% in 2025, then surged by 173 bps to 2.45% in 2026.
• Per Business Quant data, the three most recent Tax Rate figures were 2.45% in Q1 2026, 3.37% in Q4 2025, and 0.75% in Q3 2025.