Biogen (BIIB) Tax Provisions (2009 - 2026)

Biogen's Tax Provisions history runs 18 years deep, the most recent figure standing at $58.2 million for Q1 2026.

• In Q1 2026, Tax Provisions fell 17.68% year-over-year to $58.2 million; the TTM figure through Mar 2026 stood at $251.1 million (down 8.06% YoY), while the FY2025 annual figure was $263.6 million, down 3.73% from the prior year.
• Tax Provisions was $58.2 million for Q1 2026 at Biogen, up from -$7.1 million in the prior quarter.
• In the past five years, Tax Provisions ranged from a high of $236.2 million in Q3 2022 to a low of -$72.9 million in Q3 2023.
• Historically, Tax Provisions has averaged $80.2 million across 5 years, with a median of $70.7 million in 2025.
• The sharpest annual moves came in 2022 and 2023: Tax Provisions jumped 1011.97% in 2022, then tumbled 130.86% in 2023.
• A 5-year view of Tax Provisions shows it stood at $54.3 million in 2022, then retreated by 21.36% to $42.7 million in 2023, then sank by 41.92% to $24.8 million in 2024, then sank by 128.63% to -$7.1 million in 2025, then surged by 919.72% to $58.2 million in 2026.
• The last three Tax Provisions figures came in at $58.2 million (Q1 2026), -$7.1 million (Q4 2025), and $90.8 million (Q3 2025), per Business Quant data.