Biogen (BIIB) Change in Inventory (2009 - 2026)

Biogen's Change in Inventory history runs 18 years deep, the most recent figure standing at -$116.2 million for Q1 2026.

• In Q1 2026, Change in Inventory fell 87.42% year-over-year to -$116.2 million; the TTM figure through Mar 2026 stood at $10.5 million (down 92.17% YoY), while the FY2025 annual figure was $64.7 million, down 76.37% from the prior year.
• Change in Inventory was -$116.2 million for Q1 2026 at Biogen, down from $29.4 million in the prior quarter.
• In the past five years, Change in Inventory ranged from a high of $142.6 million in Q1 2022 to a low of -$116.2 million in Q1 2026.
• Historically, Change in Inventory has averaged $39.6 million across 5 years, with a median of $66.4 million in 2024.
• The sharpest annual moves came in 2023 and 2025: Change in Inventory jumped 630.39% in 2023, then sank 179.79% in 2025.
• A 5-year view of Change in Inventory shows it stood at -$18.1 million in 2022, then surged by 630.39% to $96.0 million in 2023, then slumped by 30.83% to $66.4 million in 2024, then sank by 55.72% to $29.4 million in 2025, then slumped by 495.24% to -$116.2 million in 2026.
• The last three Change in Inventory figures came in at -$116.2 million (Q1 2026), $29.4 million (Q4 2025), and $7.4 million (Q3 2025), per Business Quant data.