Biohaven (BHVN) Tax Rate (2021 - 2026)

Biohaven has disclosed Tax Rate across 6 years of filings, most recently posting 0.21% for Q1 2026.

• Tax Rate for Q1 2026 came in at 0.21%, up 7.0% year-over-year; the trailing twelve-month figure through Mar 2026 was 0.17% (down 8.0% YoY), and the FY2025 annual result was 0.2%, down 11.0% from the prior year.
• Tax Rate came in at 0.21% for Q1 2026 at Biohaven, up from 0.24% in the prior quarter.
• In the past five years, Tax Rate ranged from a high of 6.57% in Q4 2022 to a low of 8.08% in Q1 2022.
• The 5-year median for Tax Rate is 0.21% (2026), against an average of 0.45%.
• Across the five-year window, Tax Rate surged 1154 bps in 2022 and sank 574 bps in 2023, its largest moves.
• Biohaven's Tax Rate stood at 6.57% in 2022, then tumbled by 87 bps to 0.83% in 2023, then tumbled by 103 bps to 0.03% in 2024, then tumbled by 841 bps to 0.24% in 2025, then gained by 14 bps to 0.21% in 2026.
• The last three Tax Rate figures came in at 0.21% (Q1 2026), 0.24% (Q4 2025), and 0.13% (Q3 2025), per Business Quant data.