Biogen (BIIB) Inventory Average (2009 - 2026)

Biogen has reported Inventory Average for 18 years, with the latest figure at $2.2 billion in Q2 2026.

• On a quarterly basis, Inventory Average fell 4.72% year-over-year to $2.2 billion in Q2 2026; TTM through Jun 2026 was $2.2 billion, a 4.72% decrease from a year earlier, with the FY2025 full-year figure at $2.3 billion, down 7.2% from the prior year.
• Inventory Average was $2.2 billion for Q2 2026 at Biogen, up from $2.1 billion in the prior quarter.
• The five-year high for Inventory Average was $2.8 billion in Q4 2023, with the low at $1.3 billion in Q2 2022.
• Average Inventory Average over 5 years is $2.0 billion, with a median of $2.2 billion recorded in 2025.
• The sharpest annual moves came in 2023 and 2026: Inventory Average surged 102.61% in 2023, then retreated 13.04% in 2026.
• Over 5 years, Inventory Average stood at $1.4 billion in 2022, then surged by 102.61% to $2.8 billion in 2023, then dropped by 10.53% to $2.5 billion in 2024, then slipped by 11.2% to $2.2 billion in 2025, then retreated by 1.01% to $2.2 billion in 2026.
• The last three Inventory Average figures came in at $2.2 billion (Q2 2026), $2.1 billion (Q1 2026), and $2.2 billion (Q4 2025), per Business Quant data.